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46 Cards in this Set

  • Front
  • Back
Bethanechol
Cholinomimetic
activates bowel and bladder
post-op and neurogenic ileus
urinary retention

BETH, call me to pee and poo
Carbachol
Cholinomimetic
inc outflow through trabecular meshwork
glaucoma
Pilocarpine
Cholinomimetic
potent stimulator of sweat, tears, saliva

PILE on the sweat and tears
Methacholine
Cholinomimetic
stimulates M3 receptors in airway
challenge test diagnosis for asthma
Neostigmine
Cholinomimetic- Anticholinesterase

Post-op & Neurogenic Ileus, Myasthenia Gravis

NO CNS penetration
Pyridostigmine
Cholinomimetic- Anticholinesterase

Myasthenia Gravis (long acting)
Edrophonium
Cholinomimetic- Anticholinesterase

diagnosis of Myasthenia Gravis (short acting)
Physostigmine
Cholinomimetic- Anticholinesterase
Glaucoma (CNS penetration), atropine overdose

PHYS is for the EYES
Echothiophate
Cholinomimetic- Anticholinesterase

Glaucoma
Muscurinic Toxicity
(ex. Anticholinesterase Poisoning)
DUMBBELSS

diarrhea, urination, miosis, bronchospasm, bradycardia, excitation of skeletal muscle and CNS, lacrimation, sweating, salivation
Antidote of Anticholinesterase Poisoning
Atropine (M antagonist) + pralidoxine (regenerates cholinesterase)
Benztropine
Muscarinic antagonist

PARKinson's disease= PARK my BENZ
Scopolamine
Muscarinic antagonist
motion sickness
Ipratropium
Muscarinic antagonist
asthma, COPD
Oxybutynin
Muscarinic antagonist
reduces urgency in mild cystitis and reduce bladder spasms
Atropine
Muscarinic antagonist
blocks DUMBBELSS but NO effect on skeletal muscle excitation b/c those have nicotinic recepotors; increase heart rate

SE: Hot as a hare, Dry as a bone, Red as a beet, Blind as a bat, Mad as a hatter
Antimuscarinic Toxicity
Hot as a hare: ↑body temp
Dry as a bone: dry mouth, dry skin
Red as a beet: flushed skin
Blind as a bat: cycloplegia, blurry vision
Mad as a hatter: disorientation

Palpatations, Urinary retention, Constipation
Hexamethonium
Nicotinic antagonist
prevents vagal reflex responses like reflex bradycardia caused by norepi

put a HEX on smokers (nicotine)
Epinephrine
Direct Sympathomimetic
α1, α2, β1, β2
Blow = selective β1 at low doses
Norepinephrine
Direct Sympathomimetic
α1= α2 > β1
Hypotensive shock (↓renal perfusion)
Isoproterenol
Direct Sympathomimetic
β1= β2 (ISOlated to β)
AV block
Dopamine
Direct Sympathomimetic
D1= D2> β> α, inotropic, chronotropic
Shock (↑renal perfusion), heart failure
Dobutamine
Direct Sympathomimetic
β1> β2, inotropic not chronotropic
Cardiac stress testing, shock, heart failure
Phenylephrine
Direct Sympathomimetic
α1> α2
Nasal decongestion, pupillary dilation, vasoconstriction
Metaproterenol
Albuterol
Direct Sympathomimetic
selective β2 agonists (β2> β1)
Acute asthma
Salmeterol
Direct Sympathomimetic
selective β2 agonists (β2> β1)
Long-term asthma treatment
Terbutaline
Ritodrine
Direct Sympathomimetic
β2 agonists
Reduce premature uterine contractions
Amphetamine
Indirect sympathomimetic
releases stored catecholamines
Narcolepsy, Obesity, ADD
Ephedrine
Indirect sympathomimetic
releases stored catecholamines
Nasal decongestion, Urinary incontinence
Cocaine
Indirect sympathomimetic
block Na+ channels
norepi/5HT/dopamine reuptake inhibitor
Vasoconstriction, Local anesthesia
SE: myocardial infarction
Clonidine
α-methyldopa
Sympathoplegic
central acting α2 agonist (α2 receptors on postsynamptic neuron inhibit norepi/epi release)
Hypertension (no change in renal perfusion)
Phenoxybenzamine
Irreversible α antagonist (nonselective)
Pheochromocytoma- use before removing tumor
Tox: orthostatic hypotenstion, reflex tachy
Phentolamine
Reversible α antagonist (nonselective)
Pheochromocytoma
Tox: orthostatic hypotenstion, reflex tachy
(-zosin)
Prazosin
Terazosin
Doxazosin
α1 selective antagonist
Hypertension, BPH urinary retention
Tox: 1st dose orthostatic hypotension, dizziness, headache
Mirtazapine
α2 blocker
Depression
Tox: sedation, hypercholesterolemia, hunger
Propranolol
Timolol
Nadolol
Pindolol
Labetolol
Nonselective β-blockers
Hypertension, Angina pectoris, MI, SVT (propranolol), CHF, Glaucoma (timolol)

Pindolol- partial agonist
Acebutolol
Betaxol
Esmolol
Atenolol
Metoprolol
Selective β1-blockers
Hypertension, Angina pectoris, MI, SVT (esmolol-short acting), CHF

Acebutolol- partial agonist
Carvedilol
Labetalol
Nonselectvie α & β-antagonists
Diphenyhydramine
Dimenhydrinate
Chlorpheniramine
1st gen H1 blocker: also have antimuscarinic, antiadrenergic, & anti serotoninergic effects
Allergy, motion sickness, sleep aid
Loratadine
Fexofenadine
Desloratadine
Cetirizine
2nd gen H1 blocker
Allergy
Far less sedating b/c of ↓entry into CNS
Hemicholinium
Indirect Ach antagonist
Blocks reuptake of choline at the presynapse= ↓Ach synthesis
Vasamicol
Indirect Ach antagonist
Blocks transport of Ach into vesicles
Botulinum
Indirect Ach antagonist
Blocks exocytotic release of Ach into synapse
Metyrosine
↓Norepinephrine release into synapse
Blocks conversion of tyrosine to DOPA
Reserpine
↓Norepinephrine release into synapse
Blocks transport of dopamine/NE into vesicles
Guanethidine
↓Norepinephrine release into synapse
Blocks exocytotic release of NE into synapse