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476 Cards in this Set
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Mode of action: Direct-acting Cholinomimetrics
|
Bind to and activate muscarinic M2 and M3 receptors
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Mode of action: Indirect-acting Cholinomimetrics
|
Inhibit acetylcholinesterase
|
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Basics treatment of acute narrow angle glaucoma
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1. Decrease pressure by re-constricting pupil
2. Re-openning the angle |
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Drug treatment for acute narrow angle glaucoma
|
muscarinic agonists plus anticholinesterase
- both cause ciliary muscle contraction carbonic anhydrase inhibitor - decrease fluid production |
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Surgical treatment of acute narrow angle glaucoma
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Laser peripheral iridotomy = permanent cure
|
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Drug Class: Pilocarpine (Pilopine) drops
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Muscarinic Agonist
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Drug Class: Carbochol (Isopto-carbachol) drops
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Muscarinic Agonist
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Drug Class: Physostigmine ophth ointment
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Anticholinesterase
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Drug Class: Demecarium (Humorsol drops)
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Anticholinesterase
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Longterm treatment for Chronic Open Angle Glaucoma
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Alpha-agonists and Beta-blockers and Carbonic Anhydrase Inhibitors and Prostaglandins
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Actions of Cholinomimetrics in Chronic Open Angle Glaucoma
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enhance drainage by causing ciliary muscle contration and thereby strectching the trabeculae
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Actions of Carbonic Anhydrase Inhibtors in Chronic Open Angle Glaucoma
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decrease aqueous humor production
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Drug Class: Acetazolamide (Diamox)
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Carbonic Anhydrase Inhibitor
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Drug Class: Brinzolamide (Azopt)
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Carbonic Anhydrase Inhibitor
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Actions of Prostaglandins in Chronic Open Angle Glaucoma
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Increase drainage
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Mode of action: Direct-acting Cholinomimetrics
|
Bind to and activate muscarinic M2 and M3 receptors
|
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Mode of action: Indirect-acting Cholinomimetrics
|
Inhibit acetylcholinesterase
|
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Basics treatment of acute narrow angle glaucoma
|
1. Decrease pressure by re-constricting pupil
2. Re-openning the angle |
|
Drug treatment for acute narrow angle glaucoma
|
muscarinic agonists plus anticholinesterase
- both cause ciliary muscle contraction carbonic anhydrase inhibitor - decrease fluid production |
|
Surgical treatment of acute narrow angle glaucoma
|
Laser peripheral iridotomy = permanent cure
|
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Drug Class: Pilocarpine (Pilopine) drops
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Muscarinic Agonist for Acute Angle Glaucoma
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Drug Class: Carbochol (Isopto-carbachol) drops
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Muscarinic Agonist - Acute Angle Glaucoma
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Drug Class: Physostigmine ophth ointment
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Anticholinesterase - Acute Angle Glaucoma
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Drug Class: Demecarium (Humorsol drops)
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Anticholinesterase - Acute Angle Glaucoma
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Longterm treatment for Chronic Open Angle Glaucoma
|
Alpha-agonists and Beta-blockers and Carbonic Anhydrase Inhibitors and Prostaglandins
|
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Actions of Cholinomimetrics in Chronic Open Angle Glaucoma
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enhance drainage by causing ciliary muscle contration and thereby strectching the trabeculae
|
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Actions of Carbonic Anhydrase Inhibtors in Chronic Open Angle Glaucoma
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decrease aqueous humor production
|
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Drug Class: Acetazolamide (Diamox)
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Carbonic Anhydrase Inhibitor - Chronic Open Angle Glaucoma
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Drug Class: Brinzolamide (Azopt)
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Carbonic Anhydrase Inhibitor - Chronic Open Angle Glaucoma
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Actions of Prostaglandins in Chronic Open Angle Glaucoma
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Increase drainage
|
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Drug Class: Bimatoprost (Lumigan)
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Prostaglandin - Chronic Open Angle Glaucoma
|
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Actions of Nonselective Alpha-Agonists in Chornic Open Angle Gluacoma
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Increase drainage
|
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Drug class: Dipivefrin (Propine)
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Nonselective Alpha Agonist - Chronic Open Angle Glaucoma
|
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Actions of Alpha-2 Agonists in Chornic Open Angle Glaucoma
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Decease humor production
|
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Drug class: Aproclonidine (Iopidine)
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Alpha-2 Agonist - Chronic Open Angle GLaucoma
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Action of Beta-Blockers in Chronic Open Angle Gluacoma
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Decrease humor production
|
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Drug Class: Betaxolol (Betoptic)
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Beta-Blocker for Chornic Open Angle Glaucoma
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Use of Cholinomimetrics in GI and Urinary Tracts
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Used in conditions in which smooth muscle activity is depressed in the absence of obstruction: Post-Op Ileus, Urinary Retention and Reflux Esophagitis
|
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Drug Class: Bethanechol (Urecholine)
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Muscarinic Agonist - GI and Urinary Tract
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Drug Class: Neostigmine (Prostigmin)
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Anticholinesterase - GI and Urinary Tract
|
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Most popular remedies for GERD
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H2 blockers and PPIs
|
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Drug used to diagnose Myasthenia Gravis and assess the level of longterm treatment
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Edrophonium (Tensilon)
|
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Give Tensilon and patient's weakness (fatiguability) does not improve
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Patient is over-medicated
|
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Given Tensilon and patient's weakness does improve
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Patient is under-medicated
|
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Drug Class: Succinylcholine
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Depolarizing Agent - Neuromuscular Blockade
|
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Drug Class: Atracurium
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Non-Depolarizing Agent - Neuromuscular Blockade
|
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Action of Anticholinergic in Neuromuscular Blockade
|
Block the nicotinic NM receptors on the muscle fibers by competing with Ach thereby preventing depolarization of the muscle fiber membrane
|
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Remove neuromuscular blockade
|
Reversed by injecting an anticholinesterase that will increase the amount Ach and its half-life at the motor endplate
|
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Drug Class: Neostigmine (Prostigmin)
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Anticholinesterase - removing neuromuscular blockade
|
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Drug Class: Pyridostigmine (Mestinon)
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Anticholinesterase - remove neuromuscular blockade
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Action of Insecticides
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Orhanophosphates that kill via irreversible anticholinesterase activity - cause excessive parasympathetic vetative manifestations
|
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DUMBLES
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Diarrhea, Urination, Miosis, Bronchorrhea, Bronchospasm, Bradycardia, Excitation, Lacrimation, Salivation
|
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Antidote for Insecticide
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Atropine (hyoscyamine) - blocks all muscarinic receptors
|
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Action of Antimuscarinic
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Block transmission between the parasympathetic postganglionic fiber and the target organ
|
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Drug Class: Dicyclomine (Bentyl)
|
Semisynthetic tetiary ammonium analgue of Atropine
|
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Drug Class: Tropicamide (Mydriacil)
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Semisynthetic tetiary ammonium analgue of Atropine
|
|
Drug Class: Dimenhydrinate (Dramamine)
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Antihistamine
|
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Drug Class: Diphenhydramine (Benadryl)
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Antihistamine
|
|
Drug Class: Amitriptyline (Elavil)
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Tricyclic Antidepressant
|
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Drug Class: Haloperidol (Haldol)
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Antipsychotic
|
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Drug Class: Chlorpromazine (Thorazine)
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Antipsychotic
|
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Action of Antimuscarinic in Fundoscopic Exam
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Cause pupillary dilation and paralyze the ciliary body
|
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Drug Class: Tropicamide (Mydriacil)
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Antimuscarinic - Fundoscopic Exam
|
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Drug Class: Cyclopentolate (Cyclogil)
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Antimuscarinic - Fundoscopic Exam
|
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Action of Antimuscarinic in IBS
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Reduce vagal-muscarinically-induced gastric acid secretion
|
|
Drug Class: Glycopyrrolate (Robinul)
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Antimuscarinic - IBS
|
|
Drug Class: Dicyclomine (Bentyl)
|
Antimuscarinic - IBS
|
|
Drug Class: Atropine + Diphenoxylate (Lomotil)
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Antimuscarinic - Traveler's Diarrhea and GI Hypermotility
|
|
Drug Class: Loperamide (Imodium A-D)
|
Antimuscarinic - Traveler's Diarrhea and GI Hypermotility
- need to be sure the patient does not have C. diff Colitis |
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Drug Class: Oxybutynin
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Antimuscarinic - Overactive bladder and Urge Incontinence
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Action of Antimuscarinic in Asthma and COPD
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Permit bronchodilation and facilitate breathing. Inhalent forms limit systemic antimsucarinic side effects
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Drug Class: Ipratropium (Atrovent)
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Antimuscarinic - Asthma and COPD
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Drug Class: Tiotropium (Spiriva)
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Antimuscarinic - Asthma and COPD
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Combivent is a combination of what two drugs
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Ipratropium and Albuterol
|
|
Action of Antimuscarinic in Motion Sickness
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Prevent nausea and vomiting
|
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Drug Class: Scopolamine (Transderm Scop)
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Antimuscarinic - Motion Sickness
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Drug Class: Dimenhydrinate (Dramamine)
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Antihistamine with antimuscarinic effects - Motion Sickness
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Drug Class: Meclizine (Antivent)
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Antihistamine with antimuscarinic effects - Motion Sickness
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Pathophysiology of Alzheimer's
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Loss of cholinergic neurons in the nucleus blasalis of Mayner
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Pathophysiology of Parkinson's
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Loss of dopaminergic neurons in the substantia nigra
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Pathophysiology of Huntington's
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Degeneration of the frontal lobes, and of the caudate and putamen (of the basal ganglia)
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Pathophysiology of Amyotrophic Lateral Sclerosis
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Degeneration of the upper motor neurons (corticospinal tract) and lower motor neurons (alpha motor neurons)
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Causes of Secondary Parkinson's
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Antipsychotic drugs ("neuroleptics") block dopamine receptors leading to dyskinesias called extrapyramidal symptoms
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Strategy in Treatment of Parkinson's
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Restore dopaminergic transmission and/or antagonize the cholinergic overbalance
|
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Drug Class: Levodopa
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Precursor of dopamine that crosses the blood brain barrier
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Drug Class: Carbidopa
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Dopa-decarboxyalse inhibitor - used to prevent levopada from being decarboxylated in the tissues
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Drug Class: Sinemet
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Levodopa + Carbidopa
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Action of Selegiline
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Inhibits MAO-B. Increases dopamine levels in the brain, enchances the effects of levodopa and decreases the required dose of levodopa
|
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Action of MAO-A inhibtors
|
Used as antidepressants because they increase norepinephrine and serotonin
|
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Drug Class: Phenelzine (Nardil)
|
MAOI
|
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Drug Class: Tranylcypromine (Parnate)
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MAO-A Inhibitor
|
|
If you combine MAO-A inhibitor and an SSRI or TCA what happens?
|
Hypertensive Crisis
|
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Action of Catecholamine-O-methyltransferase (COMT) inhibitor
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Prevents Levodopa from being metabolized by COMT into 3-O-methyldopa which competes with the levodopa for transport into the brain
|
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Drug Class: Entacapone
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COMT Inhibitor - prevents the "wearing off" phenomenon of the benefit of levodopa
|
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Action of ergotamine dopamine receptor agonist in Parkinson's
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Improve Parkinson symptoms also cause vasoconstrictuion which can exacerbate peripheral vascular disease
|
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Drug Class: Bromocriptine
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Erogatime Dopamine Receptor Agonist - Parkinsons
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Drug Class: Pergolide
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Erogatime Dopamine Receptor Agonist - Parkinsons
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Action of Non-ergotamine dopamine receptor agonist
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Improve Parkinson symptoms, but are not vasoconstrictors
|
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Drug Class: Ropinirole
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Non-ergotatime dopamine receptor agonist - Parkinsons
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Drug Class: Pramipexole
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Non-ergotamine dopamine receptor agonist - Parksinsons
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Off-label use of Ropinrole
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Restless-leg syndrome
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Action of Antimuscarinic in Parkinsons
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Eliminate the cholinergic overbalance
|
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Side effects of Anticholinergics
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Dry mouth, Blurred vision, Constipation, Urinary retention, Mydriasis
|
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Action of Acetylcholinesterase Inhibitors in Alzheimer's
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Prolongs the action of Ach thereby increases brain cholinergic function in the form of thinking, memory, and the ability to recognize one's own spouce
|
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Drug Class: Donepizil (Aricept)
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Acetylcholinesterase Inhibitors
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Drug Class: Rivastigmine (Exelon)
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Acetylcholinesterase Inhibitor
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Side effects of Acetylcholinesterase Inhibitors
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Nausea, Vomiting, Diarrhea
|
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Location of Alpha 1A receptors
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Prostate Smooth Muscle
|
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Antagonist of Alpha 1A receptors causes
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Increased Urinary Stream
|
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Drug Class: Tamsulosin (Flomax)
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Alpha 1A Antagonist
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Location of Alpha 1B Receptors
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Arterioles & Veins
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Antagonist of Alpha 1B Receptors causes
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Vasodilation
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Drug Class: Doxazosin (Cardura)
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Alpha 1B Antagonist
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Agonist of Alpha 1B Receptors causes
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Vasoconstriction
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Drug Classes: Epinephrine/Norepinephrine
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Alpha 1B Agonist, Beta 1 Agonist, Beta 2 Agonist
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Location of Alpha 2 Receptors
|
Medullary Vasomotor Center
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Agonism of Alpha 2 Receptrors causes
|
Decreased Sympathetic Tone
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Drug Class: Clonidine (Catapres)
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Alpha 2 Agonist
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Locations of Beta 1 Receptors
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Heart and Kidney
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Antagonist of Beta 1 Heart Receptors Causes
|
Decreased heart rate and Decreased Contractitily
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Antagonist of Beta 1 Kidney Receptors causes
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Decreased Renin produce leads to Decreased blood pressure
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Drug Class: Propranolol (Indera)
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Beta 1 Antagonist
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Agonist of Beta 1 Heart Receptors causes
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Increased heart rate and Increased contractility
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Agonist of Beta 1 Kidney Receptors causes
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Increased Renin
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Locations of Beta 2 Receptors
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Airways and Arterioles
|
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Agonist of Beta 2 Airway Receptors causes
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Bronchodilation
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Agonist of Beta 2 Arteriole Receptors causes
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Increased vasodilation
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Drug Class: Albuterol
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Beta 2 Agonist
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Side Effect of Flomax (Alpha 1A Blocker)
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Postural Hypotension - blocks Alpha 1B reptors as well
|
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Side Effects of Doxazosin (Alpha 1B Blocker) - three
|
Increased Urinary stream in BPH (blocks alpha 1A)
Postural Hypotension and Nasal Congestion(blocks arteriolar alpha 1B) |
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Side Effects of Decongestants - Three
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Nasal Decongestion and Increased Blood Pressure (agonist arteriolar alpha 1b)
Palpitations (agonize beta 1 in heart) |
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Side Effects of Propranolol (Beta 1 Blocker)
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Shortness of Breath (blocks beta 2)
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Side Effects of Albuterol (Beta 2 Agonist)
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Palpitations (agonize Beta 1)
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Non-selective Beta Blocker
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Propranolol
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Selective Beta Blocker (2)
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Atenolol & Metoprolol
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Combined alpha 1 blocker and non-selective beta blocker (2)
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Labetalol & Carvedilol
|
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Actions of Beta Blockers lead to
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Decreased Cardiac work & O2 Consumption leading to Decreased BP
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Uses of Beta Blockers (4)
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Chronic Angina, Status Post-MI, Migraine prophylaxis, Hyperthyroid symptoms
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Drug Class: Timolol
|
Beta Blocker for Open Angle Glaucoma to decrease aqueous humor secretion
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How Beta Blockers control Hypertension
|
Block the beta receptors in the juxtaglomerular apparatus leading to decreased renin leading to decreased angiotensin II and decreased aldosterone
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Do not give non-selective beta blockers to which patients
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Asthma and Emphysema Patients
|
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Why not give beta blockers to diabetic patients
|
Mask the sympathetic warning signs (tremor and tachycardia) of hypoglycemia
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Do not discontinue beta blocker abruptly.. why?
|
Preciptate dysrhythmia
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Adverse effects of Beta blockers
|
Increased Triglycerides & Decreased HDL
Erectile dysfunction Exercise intolerance |
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Labetalol indicated for
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hypertension of pregnancy and hypertensive emergency
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Uses of Diuretics (5)
|
Heart Failure
Hepatic Ascites Nephrotic Syndrome Hypertension Diabetes Insipidus |
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Why Thiazide Diuretics are called Ceiling Diuretics?
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Maximal diuretic or anti-hypertensive effects at reletively low doses - no extra effect at higher doses
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Drug Class: Hydrochlorothiazide
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Thiazide Diuretic
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Drug Class: Chlorothalidone
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Thiazide Diuretic
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Action of Thiazide Diuretics
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Decrease Na reabsorption in the distal convoluted tubule
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When are Thiazide Diuretics not effective?
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GFR <30 ml/min
Creatine Clearance <50 ml/min |
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Uses of Thiazide Diuretics
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Treatment of Hypertension and Congestive Heart Failure
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Side Effects of Thiazide Diuretics
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Increased K excretion leading to hypokalemia
Increased Hydrogen excretion leading to metabolic alkemia Decreased uric acid secretion leading to gout |
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Drug Class: Furosemide (Lasix)
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Loop Diuretic
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Drug Class: Bumetanide
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Loop Diuretic
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Action of Loop Diuretic
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Decrease Na reabsorption in the thick ascending limb of Loop of Henle
Decrease renal vascular resistance & Increase renal blood flow |
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Patient with severe renal impairment would need a _____ diuretic
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Loop Diuretic
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Drug of choice for pulmonary edema of heart failure
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Loop Diuretic
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Diuretic useful in treating hypercalcemia and hyperkalemia
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Loop Diuretic - Increase Ca and K excretion
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Side Effects of Loop Diuretics (2)
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Ototoxicity - especially when given with aminoglycoside
Shock |
|
Loop diuretic most likely to cause ototoxicity
|
Ethacrynic acid
|
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Drug Class: Triamterene
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K-Sparing Diuretic
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Drug Class: Amiloridine
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K-Sparing Diuretic
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Drug Class: Spironolactone
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K-Sparing Diuretic
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Side effect of K-Sparing Diuretic
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Hyperkalemia
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K-Sparing resemble sex-steroids and may be lead to ...
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Gynecomastia and Menstrual Abnormalities
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Drug Class: Mannitol
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Osmotic Diuretic
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Action of Osmotic Diuretic
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Holds water in the tubular fluid leading to increase urine
|
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Mannitol must be given by what route
|
IV
|
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Common Uses for Mannitol (3)
|
Maintain tubular fluid flow after ingestion of toxic substances
Prevent acute renal failure due to circulatory shock Treat (lower) Increased intracranial pressure |
|
Three ways to lower blood pressure
|
Dump some fluid
Dilate vessels Decrease HR and Contractility |
|
Common drug that interferes with renal Na retension and interferes with good effects of many anti-hypertensive drugs
|
NSAIDS
|
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Treatment for mild HTN
|
Thiazide diuretic
|
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Treatment for HTN not controlled with thiazide
|
switch to beta blocker
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Treatment of HTN not controlled by beta blocker
|
add a thiazide
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Treatment of HTN not controlled by thiazide and beta blocker
|
Vasodilator
|
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African Americans with HTN respond best to
|
Thiazide and Calcium Channel Blockers
|
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Elderly with HTN respond best to
|
Thiazides, Calcium Channel Blockers and ACE Inhibitors
|
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Young White with HTN respond best to
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ACE Inhibitors
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Drug Class: Captopril
|
ACE Inhibitor
|
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Drug Class: Enalapril
|
ACE Inhibitor
|
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Action of ACE Inhibitors
|
Block production of Angiotensin II therefore causes Vasodilation, decreased aldosterone and decreased circulating fluid volume
|
|
Drug of choice for diabetic patients with HTN
|
ACE Inhibitors - renal protective by decreasing glomerular pressure
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Side Effects of ACE Inhibitors
|
Dry cough and angioedema from increased bradykinin
Hyperkalemis |
|
Why are ARBs better than ACEs
|
Less chance of angioedema & dry cough
|
|
Drug Class: Nidefipine
|
Dihydropyridine Calcium Channel Blocker
|
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Drug Class: Amlodipine
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Dihydropyridine Calcium Channel Blocker
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|
Drug Class: Verapamil
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Non-dihydropyridine Calcium Channel Blocker
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Drug Class: Diltiazem
|
Non-dihydropyridine Calcium Channel Blocker
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Action of Calcium Channel Blocker
|
Selective for vascular smooth muscle
Hypertension Peripheral Vascular Disease Raynauds |
|
Drug that dilates coronary vessels and used to treat angina
|
Calcium Channel Blockers
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Used to treat Supraventricular Tachycardia
|
Calcium Channel Blockers
|
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Side Effects of Calcium Channel Blockers
|
Peripheral Edema
Flushing Headache Constipation |
|
Side Effects of 1st Generatoin Antihistamines
|
Sedative Effects - cross the blood brain barrier
Dry mouth & eyes, blurred vision Urinary retention & constipation Anti-emetic Relieve Itch |
|
Drug Class: Diphendydramine (Benedryl)
|
1st Generation Antihistamine
|
|
Drug Class: Promethazine (Phenergan)
|
Antihistamine with anti-emetic activity
|
|
Drug Class: Meclizine (Antivert)
|
Antihistmaine with anti-emtic and anti-vertigo activity
|
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Drug Class: Bentropine (Cogentin)
|
Antihistamine used to treat EPS
|
|
3 Classes of Anti-emetics
|
Antihistamines/Anticholinergics
Dopamine Antagonist Serotonin Antagonist |
|
Used to Treat nausea due to chemo or radtion therapy
|
Anti-emtic Dopamine Antagonist and Anti-Emtic 5-HT3 Antagonist
|
|
Drug Class: Prochlorperazine (Compazine)
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Anti-Emetic Dopamine Antagonist
|
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Drug Class: Trimethobenzamide (Tigan)
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Anti-Emetic Dopamine Antagonist
|
|
Drug Class: Ondansetron (Zofran)
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Anti-emetic 5-HT3 Antagonist
|
|
Drug Class: Lorazepam (Ativan)
|
Anti-emetic for Anticipatory Nausea
|
|
Advantages of 2nd Generation Antihistamines
|
Do not have peripheral anticholinergic effect
Do not have sedative or anti-emetic effects |
|
Drug Class: Desloratadine (Clarinex)
|
2nd Generation Antihistamine
|
|
Drug Class: Cetirizine (Zyrtec)
|
2nd Generation Antihistamine
|
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Use of Zonalon (Dexepin)
|
Pruritis due to atopic dermatitis
|
|
Use of Acular (Ketorolac) ophth. solution
|
NSAID for ocular itch of allergic conjunctivitis
|
|
Use of Patanol ophth. solution
|
Antihistamine + mast cell stabilizer for ocular itch of allergic conjunctivitis
|
|
Use of Astelin (Azelastine)
|
1st Generation antihistamine nasal spray for nose itch of allergic rhinitis
|
|
Only oral decongestant not combined with something else
|
Sudafed (pseudoephedrine)
|
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Never give an antihistamine to whom
|
Patient with sinusitis...can lead to mucus brick
|
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Why never give a person with a productive cough an antitussive
|
increased chance bronchitis will become pneumonia
|
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Drug Class: Flonase (Fluticasone)
|
Nasal steroid
|
|
Drug Class: Nasonex (Mometasone)
|
Nasal Steroid
|
|
Uses of Muscle Relaxants
|
"The aching back"
Unexplained localized muscle spasm Generalized spasticity cause by stroke, cerebral palsy, or MS |
|
Action of Valium
|
Facilitates the membrane-stabilizing effects of the inhibitory transmitter GABA
|
|
Drug of choice for status epilecticus
|
Valium (Diazepam)
|
|
Drug Class: Valium (Diazepam)
|
Anxiolytic - sedative for general anxiety
Centrally Acting Muscle Relaxant |
|
Drug Class: Lioresal (Baclofen)
|
Centrally Acting Muscle Relaxant
|
|
Drug Class: Dantrium (Dantrolene)
|
Non-centrally acting muscle relaxant
|
|
Action of Dantrolene
|
Inhibits excitation-contraction coupling
|
|
Drug of Choice for Malignant Hyperthermia
|
Dantrolene
|
|
Use of Flexeril
|
Recommended for "acute muscle spasm"
|
|
Drug Class: Flexeril (Cyclobenzaprine)
|
Muscle Relaxant
|
|
Three classes of Penicillins
|
Pencillins, Extended spectrum penicillins (aminopenicillins), and antistaphylcoccal penicillins
|
|
Action of Penicillins
|
Inhibit bacteria cell wall synthesis thereby inhibiting bacterial growth
|
|
Penicillin and Ampicillin are active against what organism, and ineffective against what
|
Active against Streptococcus pyogenes, ineffective against Staphylcoccus aureus
|
|
What penicillin is stable against penicillinase?
|
Nafcillin
|
|
Most common side effects of Penicllin
|
Hypersensitivity reaction
-skin rash is the most common manifestation, anaphylaxis is rare |
|
If patient has experienced an anaphylactic reaction to penicillin they should only receive ...
|
Non-beta-lactam antibiotics
|
|
Penicillin antibiotic indicated for Enterococcus and Streptococcus
|
Ampicillin
|
|
Effective against beta-lactase-producing Staphylococcus
|
Nafcillin
|
|
Effective against all stages of syphillis
|
Penicillin G
Tetracycline or Doxycline in penicillin allergic |
|
Carbapenems (Imipenem) is reserved for what type of infections
|
Highly resistant organisms, septicemia, bone and joint infections
|
|
Potential serious side effect of Carbapenems
|
Seizure
|
|
Beta-Lactam Inhibitors are effective against what organisms
|
anaerobes and Pseudomonas aeruginosa
|
|
Augmentin is made of
|
amoxicillin + clavulante
|
|
Timentin is made of
|
Ticarcillin + clavulante
|
|
Second generation cephalosporins are effective against what?
|
Gram-negatives
|
|
Mainstay of therapy for bacterial meningitis
|
Third generation cephalosporins
|
|
Most common adverse effect of cephalosporins
|
Hypersensitivity reactions such as skin rashes and hemolytic anemia
|
|
Patients with a history of anaphylaxis to penicillin should not receive what other antibiotic
|
Cephalosporins
|
|
Cefepime is a 4th generation cephalosporin effective against what organism?
|
Pseudomonas aeruginosa
|
|
Antibiotics for the management of respiratory tract infections
|
Macrolides
|
|
Macrolides are effective against what organisms (5)
|
Streptococcus pneumonia, Streptococcus pyogenes, Legionella pneumophila, Mycoplasma pneumonia and Chlamydia pneumonia
|
|
Drug of choice for Whooping Cough
|
Erythromycin
|
|
Drug Class: Clarithromycin
|
Macrolide
|
|
Drug Class: Azithryomycin
|
Macrolide
|
|
Primary cause of non-gonococcal urethritis
|
Chlamydia trachomatis - followed by Ureaplasma urealyticum
|
|
Drug of choice for non-gonoccal urethritis
|
Tetracycline - Doxycycline
|
|
Adverse effect of Tetracyclines
|
Photosensitivity - avoid prolonged exposure to sunlight
|
|
Drug of choice for Lyme Disease
|
Doxycycline - also kills Ehrlichiosis
|
|
Side Effects of Tetracycline in children <8
|
Discolor teeth and inhibit bone growth
|
|
Complicated UTIs
|
UTIs in men, elderly individuals, pregnant women, patients with in dwelling catheters
|
|
Agents for Uncomplicated UTIs
|
TMP-SMX, fluroquinolones and nitrofurantoin
|
|
Used for treatment in Traveler's diarrhea
|
Ciprofloxacin (Cipro)
|
|
Antibiotic not safe during pregnancy
|
Fluroquinolones
|
|
Drug Class: Levofloxacin
|
Fluroquinolone
|
|
Drug of choice for Pneumocystis carinii
|
Bactrim
|
|
Used in the treatment of infections due to enteric gram-negative bacteria
|
Aminoglycosides
|
|
Side effects of Aminoglycosides
|
Ototoxicty and Nephrotoxicity
|
|
Presentation of Ototoxicity
|
Tinnitus, high-frequency hearing loss, vertigo and ataxia
|
|
Presention of Nephrotoxicity
|
Increase in serum creatinine or Decreased Creatinine clearance
|
|
Tobramycin and Gentamicin are effective against what
|
Pseudomonas
|
|
Most common cause of catheter-induced infections
|
Coagulase-negative staphylococcus - Staph. epidermis
other cause include Staph aureus and Candida albicans |
|
Side Effects of Vancomycin
|
"Red man" Syndrome, Phlebitis and Ototoxicity combined with known ototoxic agent
|
|
Effective against MRSA and MRSE
|
Vancomycin
|
|
Indications for Vancomycin
|
IV for sepsis and endocarditis due to MRSA
PO for C. difficile colitis |
|
Agents used in the treatment of intra-abdominal infections
|
Metronidazole and Clindamycin
|
|
Metronidazole has activity against what organisms
|
Gram-negative anaerobes
|
|
Clindamycin has activity against what organisms
|
Gram positive and Gram-negative anaerobes
|
|
Treatment of choice for amoebiasis, giardiasis and trichomoniasis
|
Metronidazole
|
|
Side effect of Metronidazole
|
Disulfiram-like reaction when consumed with alcohol
|
|
Side Effect of CLindamycin
|
Antibiotic associated colitis
|
|
Drug of choice for antibiotic-associated colitis
|
Metronidazole
|
|
Four antiviral agents for Influenza
|
Amatadine, Rimantadine, Zanamivir, and Oseltamivir
|
|
When should antiviral for Influenza be started
|
Within 2 days of onset of symptoms
|
|
Antivirals effective against only Influenza A
|
Amatadine and Rimantadine
|
|
Antiviral effective against Influenza type A and B
|
Zanamivir and Oseltamivir
|
|
Antivirals for Herpes Type 1 and 2 (3)
|
Acyclovir (Zovirax)
Famciclovir (Famvir) Valacyclovir (Valtrex) |
|
Antiviral for Cytomegalovirus
|
Ganciclovir (Cytovene)
|
|
Risk for invasive candidal infection
|
Immunocompromised or diabetic, prolonged hospitalization, use of indwelling catheters, parentral nutrition and antibiotics
|
|
Drug Class: Ketoconazole
|
Systemic Azole antifungal
|
|
Drug Class: Fluconazole
|
Systemic Azole antifungal
|
|
Drug Class: Iatroconazole
|
Systemic azole antifungal
|
|
Two topical azole antifungals
|
Miconazole and Clotrimazole
|
|
Adverse Effects of Amphotericin B
|
Infusion-related reaction and adverse effects on kidneys
|
|
Patients on Amphotericin B shoulde be premedicated with what
|
Diphenhydramine and ASAP or NSAIDS
|
|
Three organisms that cause Tuberculosis
|
Mycobacterium bovis, Mycobacterium africanum and M. tuberculosis (most common)
|
|
Four agents used in MTB (Mycobacterium tuberculosis)
|
Isoniazid, Rifampin, Pyrazinamide and Ethambutol
|
|
Side effect of TB drugs
|
Hepatotoxicity - particularly Isoniazid and Rifampin
|
|
Side effect of Isoniazid
|
Peripheral neuropathy
|
|
Side effect of Ethambutol
|
Optic neuritis
|
|
Prediposes patients to Digoxin Toxicity
|
Electrolyte imbalance
|
|
Common signs of Digoxin Toxicity
|
Nausea, vomiting, anorexia, arrhthmias, confusion, hallucinations and visual disturbances
|
|
Treatment of mild digoxin toxicty
|
Stop digoxin and treatment of hypokalemia
|
|
Treatment of severe digoxin toxicity
|
Digoxin immune Fab (Digiband)
|
|
Mechanism of action of Nitrates
|
Decrease preload and myocardial oxygen demand
|
|
Drug of choice for relieving angina
|
Nitrates
|
|
Preparation of choice for quick relief of exertional angina
|
Short-acting nitrates in sublingual tabs or translingual sprays
|
|
Drug Class: Isosorbide dinitrate and Isosorbide mononitrate
|
Long-acting nitrates
|
|
Long-acting nitrates indicated when:
|
Number, severity, and duration of attacks increases
|
|
How to prevent tolerance of nitrates
|
10-12 hour nitrate-free interval
|
|
Combining Nitrates with Viagra can lead to:
|
Hypotension
|
|
Complications of Unfractionated Heparin
|
Osteoporosis, Heparin-induced Thombocytopenia
|
|
Unfractionated Heparin requires monitoring of what lab
|
aPTT
|
|
Drug Class: Enoxaparin
|
Low-Molecular Weight Heparin
|
|
Drug Class: Dalteparin
|
Low-Molecular Weight Heparin
|
|
Advantage of LMWH
|
Involve less monitoring, and rarely cause thrombocytopenia
|
|
Length of time Warfarin needs to take effect
|
4-5 days
|
|
Treatment of "supratherapeutic" INR >9 caused by Warfarin
|
low dose of Vitamin K
|
|
Anticoagulant contraindicated in pregnancy
|
Warfarin
|
|
Aspirin is contraindicated when:
|
Clopidogrel or Ticlopidine being used
|
|
Anitplatelet shown to decrease overall mortality of the treatment of ACS
|
Aspirin
|
|
Two GpIIb/IIIa Inhibitors
|
Tirofiban and Abciximab
|
|
Drug of choice for Osteoarthritis (pain)
|
Acetominophen
|
|
Indication for NSAIDS in pain
|
Those not provided adequate pain control on Acetominophen
|
|
Indication for COX-2 Inhibitors in pain
|
Risk for adverse GI effects from NSAIDS
|
|
Less potent Opioids used for mild to moderate pain (3)
|
Codeine, Hydrocodone, and Prooxyphene
|
|
Opioids for Moderate to Severe Pain (5)
|
Morphine, Methadone, Hydromorphone, Meperidine and Fentanyl
|
|
Side Effect of Opioids
|
Somnolence and Constipation
Myoclonus with high doses Respiratory distress - most dangerous advers effect |
|
Opioid Antagonists
|
Naloxone and Naltrexone
|
|
Antidepressant used in treatment of neuropathic pain
|
Amitriptyline (Elavil)
|
|
Anticonvulsant used to treat neuropathic pain (2)
|
Carbamazepine (Tegretol) and Gabapentin (Neurontin)
|
|
Long-acting Opioids (3)
|
Sustained-released Oxycodone and Morphone, and Transdermal fentanyl
|
|
Benefits of Transdermal fentanyl over morphine
|
Improved sleep quality, Reduced constipation and emesis, Long-term pain relief
|
|
Treatment for Tension Headache
|
Analgesics - Acetaminophen or NSAIDS (ibuprofen or naproxen)
|
|
Agent most commonly used for headache prophylaxis
|
Amitriptyline
|
|
Cause of Migraine headaches
|
Vasodilation of blood vessels
|
|
Drug class in treatment for migraine headaches
|
Serotonin Agonists
|
|
Used in treatment of moderate to severe migraines (2)
|
Ergotamine and Dihydroergotamine
|
|
Associated symptoms of Migraine
|
Nausea and gastric stasis
|
|
Drug Class: Zolitriptan
|
Serotonin Agonist
|
|
Drug Class: Naratriptan
|
Serotonin Agonist
|
|
Drug Class: Rizatriptan
|
Serotonin Agonist
|
|
Drug Class: Almotriptan
|
Serotonin Agonist
|
|
Drug Class: Frovatriptan
|
Serotonin Agonist
|
|
Action of Serotonin Agonist
|
Vasoconstriction
|
|
Contraindication for use of ~triptans
|
HTN and angina
|
|
Migraine Prophylaxis
|
Amitripytline, Beta-blockers and Ca-channel blockers
|
|
Anitconsulvant known to cause hypersensitivity reaction
|
Phenytoin
|
|
Potential fatal reactions to anticonvulsants
|
Erythema multiforme, Exfoliative dermatitis, Toxic epidermal necrolysis
|
|
Treatment for status epilepticus
|
IV Valium
IV Phenytoin IV Phenobarbital No response than general anesthesia |
|
Drug of choice for absence seizures
|
Zarontin (Ethosuximide)
|
|
Drug of choice for Partial Seizures
|
Tegretol (Carbamazepine)
|
|
Anticonvulsant used in the treatment of Trigeminal neuralgia
|
Tegretol (Carbamazepine)
|
|
First-line agent for Diabetes after lifestyle modifications
|
Metformin
|
|
Advantages of Metformin
|
Does not cause hypoglycemia when used alone
Does not cause weight gain |
|
Action of Metformin
|
Decreases hepatic glucose output
|
|
Action of Sulfonylureas
|
Are insulin secretagoues causing insulin secretion
|
|
Adverse Effects of Sulfonylureas
|
Hypoglycemia and Weight Gain
|
|
Signs and Symptoms of Hypoglycemia
|
Anxiety, sweating, tremor, fatigue, confusion, blurred vision and coma
|
|
Drug Class: Glipizide (Glucotrol)
|
Insulin secretagogue (Sulfonylurea)
|
|
Drug Class: Repaglinide (Prandin)
|
Insulin secretagogue
|
|
Mechanism of Rosiglitazone (Avandia)
|
Decreases insulin resistance
|
|
Actions of Insulin
|
Promotes the cellular uptake of glucose into fat and skeletal muscle and inhibits hepatic glucose output
|
|
What is the "basal/bolus" concept?
|
Basal insulin secretion is about 50% of the body's total daily insulin requirement and prandial insulin approximately 40% to 60% (10% to 20% at each meal)
|
|
Use of rapid and short-acting insulins
|
Prandial insulin replacement
|
|
Use of Intermediate and Long-acting insulins
|
Basal insulin replacement
|
|
Drug Class: Lispro
|
Rapid acting insulin
|
|
Drug Class: Aspart
|
Rapid acting insulin
|
|
Drug Class: Regular Insulin
|
Short-acting insulin
|
|
Drug Class: NPH
|
Intermediate acting insulin
|
|
Drug Class: Lente
|
Intermediate acting insulin
|
|
Drug Class: Ultralente
|
Long acting insulin
|
|
Drug Class: Glargine
|
Long acting insulin
|
|
Treatment for DKA
|
Regular insulin IV
|
|
Where is cholesterol found in the body?
|
Used to form cell membranes
Precursor to bile acids and steroid hormones |
|
How is CHD related to levels of HDL?
|
Inverse related
|
|
A lipid profile should be taken when:
|
9-12 hours after a fast
|
|
Four Classes of Lipid-Lowering Medications
|
HMG-CoA Reductase Inhibitors (Statins), Bile Acid Sequestrants, Nicotinic Acid, and Fibric Acid
|
|
Mechanism of Statins
|
Decrease Cholesterol synthesis
|
|
Adverse Effects of Statins
|
Myopathy/Rhabdomyolysis
Increased LFTs Headache |
|
Drug Class: Atrovastatin
|
Statin
|
|
Mechanism of Fibric Acids
|
Increased VLDL Catabolism
|
|
Adverse Effects of Fibric Acids
|
Myopathy
Increased LFTs |
|
Drug Class: Gemfibrozil
|
Fibric Acid
|
|
Mechanism of Nicotinic Acid
|
Decreased VLDL Secretion
|
|
Adverse Effects of Nictonic Acid
|
Flushing
Increased LFTs |
|
Drug Class: Niacin
|
Nicotinic Acid
|
|
Mechanism of Bile Acid Sequestrants
|
Bind bile cholesterol in the gut
|
|
Adverse Effects of Bile Acid Sequestrants
|
Bloating
|
|
Drug Class: Cholestyramine
|
Bile Acid Sequestrant
|
|
Agent for Hyperlipidemia that causes the greatest increase in HDL
|
Niacin
|
|
How to prevent flushing caused by niacin
|
Take an aspirin or other NSAID 30 minutes before
|
|
Agent for Hyperlipidemia used to lower very high TGs
|
Fibric acid
|
|
Treatment options for Hyperthyroidism
|
Partial or complete thyroidectomy, radioactive iodine (RAI) treatment, thioamide therapy
|
|
Action of Thioamides
|
Inhibit thyroid hormone synthesis - does not affect thyroid hormone stores
|
|
Agents used for short-term symptomatic relief in hyperthyroidism
|
Beta-blockers and iodides
|
|
Duration of Thioamide treatment
|
12 months or longer
|
|
Drug Class: Methimazole (Tapezole)
|
Thioamide
|
|
Drug Class: Propylthiouracil (PTU)
|
Thioamide
|
|
Agent used to treat Hypothyroidism
|
Levothyroxine (Synthroid)
|
|
Quick-relief asthma medications
|
Inhaled B2-agonist
Systemic Corticosteroids |
|
Long-term control asthma medications taken on a daily basis
|
Anti-inflammatory agents (inhaled corticosteroids, mast cell stabilizers), long acting B2-agonist, methylxanthines, Leukotriene modifiers
|
|
Indications for long-term asthma medication
|
Patient experiences symptoms more than twice weekly
|
|
Local reactions of inhaled corticosteroids
|
Dysphonia (hoarseness) and oral candidiasis - minimized by using a space and rinsing
|
|
Drug Class: Albuterol (Proventil)
|
Short-acting Beta2 Agonist - Asthma
|
|
Drug Class: Pirbuterol (Maxair)
|
Short-acting Beta 2 Agonist - Asthma
|
|
Drug Class: Triamcinolone (Azmacort)
|
Steroid Inhaler - Asthma
|
|
Drug Class: Budesonide (Pulmicort)
|
Steroid Inhaler - Asthma
|
|
Drug Class: Salmeterol (Serevent)
|
Long-acting Beta 2 Agonist - Asthma
|
|
Drug Class: Formoterol (Foradil)
|
Long-acting Beta 2 Agonist - Asthma
|
|
Drug Class: Montelukast (Singulair)
|
Leukotriene Modifier
|
|
Drug Class: Nedcromil (Tilade)
|
Mast cell Stabilizer
|
|
Treatment for Status Asthmaticus
|
Oral Prednisone
IV Methylprednisolone |
|
Only drug show to decrease morbidity of COPD
|
Oxygen
|
|
Symptoms of Acute Exacerbation of COPD
|
Worsening dyspnea, production of purulent sputum, and acute respiratory distress
|
|
Agents effective for acute exacerbation of COPD
|
Inhaled B2-Agonist (Albuterol) and Anticholinergic Agents (Ipratropium)
|
|
Agent used in asthma not appropriate for use in COPD
|
Inhaled corticosteroids
|
|
Drug Class: Tioptropium (Spiriva)
|
Long acting anticholinergic inhibitor
|
|
Leading cause of chronic liver disease in the US
|
Hepatitis C
|
|
Leading cause of cirrhosis
|
Hepatitis C
|
|
Transmision of Hepatitis C
|
Exposure to infected blood
|
|
Goal of therapy in chronic HCV
|
Prevent progression of the disease to cirrhosis
|
|
FDA-approved drugs for Hepatitis C
|
Interferon-alpha
Intergeron-alpha plus oral Ribavirin |
|
Indications of progestin-only contraceptives
|
Contraindications to estrogens
Experience intolerable side effects |
|
Reasons Progeston-only pills are not preferred treatment
|
less effective than COC pills
Associated with greater incidence of dysmenorrhea, amenorrhea, irregular menses and break-through bleeding |
|
Drug Class: Depo-Provera
|
Intramuscular injectable contraception
|
|
Drug Class: Norplant
|
Surgically placed subdermal implant contraception
|
|
Advantages of COC use
|
Decrease risk of endometrial and ovarian cancer
|
|
Uses of Hormone Replacement Therapy in Menopause
|
Reduce symptoms of hot flashes, insomnia, irritability, vaginal atrophy and vagina dryness
|
|
Women with an intact uterus on HRT require:
|
Combination of estrogen and progesterone to reduce risk of hyperplasia and endometrial cancer
|
|
Contraindications to Hormone Replacement Therapy
|
Pre-existing cardiovascular disease
|
|
Short term use of HRT causes
|
Increased risk for cardiovascular events due to thrombogenesis
|
|
Long term use of HRT causes
|
Decreases the risk of hip fracture
|
|
Four ways to reduce risk of vertebral and nonvertebral fracture
|
Use of daily Vitamin D and elemental calcium
Selective estrogen receptor modulators (SERMs such as raloxifene) Bisphosphonates Calcitonin |
|
Action of Bisphosphonates
|
Inhibit bone resorption by inhibiting osteoclast activity
|
|
Drug Class: Alendronate
|
Bisphosphonate
|
|
Drug Class: Risidronate
|
Bisphosphonate
|
|
Stage I GERD
|
Intermittent heartburn - typically resolve with lifestyl modication, antacids, or OTC H2-receptor antagonists
|
|
Stage II GERD
|
Unrelieved by antacids or H2-blockers
Requires proton-pump inhibitors |
|
Drug Class: Metoclopramide (Reglan)
|
Promotility agent = Prokinetic agents
|
|
Stage III GERD
|
Involves erosive GERD characterized by dysphagia and odynophagia
Requires long-term therapy with PPI |
|
Drug of choice for Stage II or III GERD
|
PPIs
|
|
Action of promotility agents in GERD
|
Facilitate gastric emptying by increasing LES pressure and decrease the chance of regurgitation
|
|
Bacteria found in 90% of patient with duodenal ulcers and 70% of gastric ulcers
|
Helicobacter pylori
|
|
Treatment of H. pylor positive dyspepsia
|
Treatment aimed at eradicating bacteria and alleviating symptoms: Antisecretory agents and combination antibiotics (Amoxicillin, Clarithromycin, Metronidazole, Tetracycline and Bismuth subsalicylate)
|
|
Treatment of H. pylor negative dyspepsia
|
Empiric antisecretory drugs or prokinetic agents
|
|
Drug Class: Cimetidine (Tagemet)
|
H2-Blocker
|
|
Drug Class: Famotidine (Pepcid)
|
H2-Blocker
|
|
Drug Class: Esomeprazole (Nexium)
|
PPI
|
|
Definition of Inflammatory Bowel Disease
|
Ulcerative colitis (UC) and Crohn's disease
Chronic with periods of exacerbations and remissions |
|
Location of Ulcerative Colitis
|
Colon and rectum
|
|
Location of Crohn's disease
|
Throughout the gastrointestinal tract
|
|
Fissure, Strictures and Abdominal masses are asscoiated with what inflammatory bowel disease?
|
Crohn's disease
|
|
Symptoms of Ulcerative Colitis
|
Chronic diarrhea and rectal bleeding
|
|
Treatment of Ulcerative Colitis
|
Anti-inflammatory medications, corticosteroids and sulfasalazine
|
|
Treatment for severe Ulcerative Colitis
|
Parenteral corticosteroids
|
|
Topical steroids in Inflammatory Bowel Disease
|
Limited to distal colon or rectum
|
|
Anyone on oral steorids for weeks or months requires:
|
bisphosphonate to prevent steroid-induced osteoporosis
|
|
Used to maintain remission of IBD
|
Aminosalicylates
|
|
Drug Class: Mesalmine
|
Aminosalicylate
|
|
Drug Class: Sulfasalazine
|
Aminosalicylate
|
|
Options for treating acute gout attacks
|
NSAIDs, Colchicine and Corticosteroids
|
|
Drug of choice for Acute Gout
|
NSAIDs - Indomethacin, Naproxen, Ibuprofen
Colchicine is less efficacy to resolve the gouty pain unless used within 24 hrs |
|
Drug Class: Indomethacin
|
NSAID - Gout
|
|
Indication for Colchicine
|
Patient with gout who cannot tolerate NSAIDS
|
|
Side effects of Colchicine
|
Severe diarrhea
|
|
Indications for Corticosteroids in Gout
|
Patient cannot tolerate NSAIDs or Colchicine
|
|
Side effects of Corticosteroids
|
Glucose intolerance, HTN, electrolyte shifts, increased risk of infection
|
|
Prophylaxis of Gout
|
Uric acid-lowering agents, but should not be started until the acute attack resolves
|
|
Drug Class: Allopurinol
|
Uric acid lowering agent
|
|
Drug Class: Probenecid
|
Uric acid lowering agent
|
|
Mechanism of Uric Acid-Lowering Agents
|
Cause mobilization of urate crystals - can prolong an acute attack
|
|
Two drugs contraindicated for patients with a history of gout
|
Hydroclorothiazide and Loop Diuretics as they decrease the clearance of uric acid
|
|
Drug of choice for over producers of uric acid
|
Allopurinol
|
|
Foundation of Rheumatoid Arthritis Treatment
|
NSAIDs as they reduce joint swelling and pain
|
|
Indications for DMARDs
|
Patient has signficiant morning-stiffness or fatigue, persistent elevated ESR or CRP
|
|
Advantages of DMARDs
|
Potential to reduce or prevent joint damage
|
|
Drug Class: Methotrexate (Rheumatrex)
|
DMARD
|
|
Drug Class: Azathioprine (Imuran)
|
DMARD
|
|
Drug Class: Hydroxychloroquine (Plaquenil)
|
DMARD
|
|
Adverse Effect of Hydroxychloroquine
|
Possible Retinal Toxicity therefore need routine eye exams
|