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103 Cards in this Set

  • Front
  • Back
Tx of ED and to maintain patency of ductus arteriosus
Alprostadil (PGE1)- • IV infusion @ lowest rate until surgery for PDA (Apnea 10% of neonates) and shot in pecker for ED.
Tx for abortifacient 2nd trimester, labor induction, cervical ripening, and post-partum bleeding
Dinoprostone (PGE2)-
Tx for post-partum bleeding and a abortifacient
Carboprost (PGF2 analog)-
1st/2nd Trimester
Used for the treatment of pulmonary arterial hypertension
Epoprostenol (PGI2)- and Treprostinil (PGI2 analog)-
treatment for glaucoma
Travoprost (PGF2 analog) and Unoprostone (PGF2 analog)
↑ Brown color in iris by increasing melanin in melanocytes – can be permanent
(acetazolamide & dorzolamide) CA inhibitors too
Histamine effect on VSM
• Vasodilation
• Edema
Histamine Effects on NVSM
• Contraction of bronchial and other NVSMs
What ↑ gastric acid secretion
Histamine
Serotonin effect on VSM
• Vasoconstriction in most vascular beds
Serotonin Effects on NVSM
• Contraction of GI & other NVSM contraction
What stimulates of platelet aggregation
Serotonin and TXA2
What inhibits of platelet aggregation
PGI and PGI2 (prostacyclin)
PGE effect on VSM
• Vasodilation
PGF effect on VSM
• Vasoconstriction
PGI effect on VSM
• Vasodilation
TXA2 effect on VSM
• Vasoconstriction
PGE Effects on NVSM
• Relaxation of bronchial sm
• Contraction of uterine muscle
PGF Effects on NVSM
• Contraction of bronchial and uterine muscle
PGI Effects on NVSM
• Contraction
TXA2 Effects on NVSM
• Contraction
This increases gastric acid secretion
Histamine
This Inhibits gastric acid secretion
PGE
This drug is gastric protective especially for a patient on chronic NSAID therapy.
drug Misoprostol PGE1 analog. also used as abortifacient when used with mifepristone. ABSOLUTELY!!! contraindicated for pregnacy because it can be used for 2nd trimester abortions or postpartum bleeding.
Tx for Motion Sickness & Vestibular Disturbances –
o Scopolamine (Muscarinic Antagonist) & 1st Gen Antihistamines specific called out Meclizine for vertigo or motion
What are the Clinical Uses of Antihistamines
• Allergic Reactions, Motion Sickness & Vestibular Disturbances, Nausea & Vomiting. Last 2 mainly 1st Gen I think
TQ..What/why causes sedation with antihistamines?
They are able to cross BBB, anti-muscarinic Effects, Mainly 1st Gen and a little on 2nd gen Cetirizine (Zyrtec)
Which First Generation Antihistamines requires Caution in Elderly?
Chlorpheniramine
Useful N/V in a suppository form?
Promethazine (Phenegren)
What is the only Second Generation Antihistamine he calls out as BID due to 12 hour DoA?
Fexofenadine (Allegra)
What is the primary anatomical sites for 5-HT storage & release?
Enterochromaffin cells in GI Tract (90%), Dorsal raphe nucleus, and Platelets
Which Serotonin Agonist is used for anxiety and depression?
Buspirone (Buspar)
Is Buspirone (Buspar) 5-HT1A selective or 5-HT1B/D selective?
5-HT1A selective Agonist
Is sumatriptan 5-HT1A selective or 5-HT1B/D selective?
5-HT1B/D selective Agonist
What receptor is tegaserod selective for?
5-HT4 Agonist
Tegaserod is only for a crisis & only w/ FDA approval
Which Serotonin Agonists are used for Reversing migraine & cluster headaches and ONLY for acute migraines, NOT for prophylaxis
Sumatriptan & -triptans (Imitrex). They also work by constriction of intracranial blood vessels and inhibit release of inflammatory vasodilatory neuropeptides in CNS
What are the Serotonin Agonists?
Buspirone, Sumatriptan & -triptans, and Tegaserod
What are the Serotonin Antagonists?
Cyproheptadine, Clozapine, Ondansetron (Zofran) May cause QT prolongation, Granisetron, Dolasetron
CC GOD if you need help on test
Which Serotonin Antagonist is used for Antiperistaltic in carcinoid crisis, Urticaria (hives), and Pruritis?
Cyproheptadine
• 5-HT2 and H1 anatagonist
• Liquid & Tablets
Which Serotonin Antagonist is used for Schizophrenia (2nd choice)?
Clozapine (Clozaril)
• 5-HT2 selective antagonist
• Non-selective dopamine receptors
• Agranulocytosis can occur
Which Serotonin Antagonists is used for GI disorders, Chemo/radiation, and nausea/vomiting?
Ondansetron (Zofran), Granisetron, and Dolasetron
All 5-HT3 selective antagonist
Which Serotonin Antagonist can cause QT prolongation?
Granisetron,Ondansetron , Dolasetron
Think GOD fight serotonin just takes awhile
Which Serotonin Antagonist can cause Agranulocytosis?
Clozapine Atypical
Which Serotonin Antagonists may cause QT prolongation?
Granisetron and Dolasetron
Pyrogens cause this prostaglandin's release in brain causing fever (pyresis)
PGE2
This prostaglandin produces sleep when infused into cerebral ventricles.
PGD2
These endothelin receptors vasoconstrict
ETa receptors
These endothelin receptors vasodialite
ETB receptors
What are the two Antagonists for ETA and ETB receptors ?
Bosentan and Ambrisentan (ETa mostly)
These treat pulmonary arterial hypertension and are powerful teratogen.
Bosentan and Ambrisentan (Antag. for ETA and ETB)
NOT for females unless on multi-faceted birth control; hormonal birth control may not be as effective and Contraindicated during pregnancy. Restricted access (~$3K/month)
This drug class inhibits sodium chloride reabsorption in the distal convoluted tubule and also increase calcium reabsorption via an unclear mechanism
Thiazides
hydrochlorothiazide, chlorthalidone, indapamide, and metolazone
What are the clinical uses for thiazides?
Hypertension: the best antihypertensive diuretics!
Edema: heart failure and kidney disease.
Nephrolithiasis: these drugs enhance calcium reabsorption in the distal convoluted tubule, reducing urinary calcium concentration.
Nephrogenic diabetes insipidus: weird he said how it works maybe TQ
Which Thiazide has longest DoA and which has shortest?
Indapamide -- 30 hours (manufacturer lists pregnancy group “B”, but some literature to suggest “D”)
Hydrochlorothiazide -- 12 hours
This class is are most efficacious diuretic agents available although have less chronic effect on reducing blood pressure.
Loop
Loopy Fukers Bite Titties Everyday
Furosemide, Bumetanide, Torsemide) and Ethacrynic acid
All Loop Diuretics can be ototoxic especially in high dose IV form but this loop is the most ototoxic and not a sulfonamide.
Ethacrynic acid
Tq?
Can prevent the effects of mineralocorticoid excess caused by hypersecretion or secondary aldosteronism.
spirolactone and epeplerone --
Potassium-Sparing Diuretics
What are the Potassium-Sparing Diuretics?
Spirolactone, Epeplerone, amiloride, triamterene
Adverse effects of Potassium-Sparing Diuretics
Hyperkalemia, hyperchloremic metabolic acidosis, gynecomastia (spironolactone), and kidney stones (triamterene).
Administration with NSAIDs may cause renal failure with these Potassium-Sparing Diuretics.
Amiloride and Triamterene
What are the Osmotic Diuretics?
Mannitol & glycerol
OMG these make me pee!
This diuretic Reduces intracranial pressure in ~15 minutes.
mannitol
DoA -- 7 hours for IV
The diuretics cause a significant loss of bicarbonate that may result in hyperchloremic metabolic acidosis.
Carbonic Anhydrase Inhibitors -- These diuretics produce a mild, short-term diuresis
Clinical uses for Carbonic Anhydrase Inhibitors
Glaucoma and Mountain Sickness
Glaucoma: (acetazolamide & dorzolamide) Inhibition of CA decreases the rate of aqueous humor formation, resulting in decreased intraocular pressure.
Mountain Sickness: (acetazolamide) Decreases the formation and the pH of cerebrospinal fluid. Can counteract respiratory alkalosis. May be used to prevent or treat altitude sickness.
Carbonic Anhydrase Inhibitors for glaucoma only will not work for mountain sickness
Dorzolamide
(glaucoma only)
DoA -- 8 hours for topical
This Carbonic Anhydrase Inhibitors is usually contraindicated with liver disease
Acetazolamide
DoA -- 10 hours for oral
This class of diuretics are not used for IM injections because painful due to high pH
Carbonic Anhydrase Inhibitors
These diuretic decrease excretion in the urine of Ca 2+
Thiazide and related diuretics
So they help with stones
These diuretic increase excretion in the urine of K+
Thiazides and Loops
These diuretic decrease excretion in the urine of K+
Potassium-sparing diuretics
Classes of Weak diuretics:
Potassium-sparing diuretics and Carbonic anhydrase inhibitors
Class of moderate diuretics:
Thiazide diuretics
Damn good for HTN though. Damn Good I say
Classes of Strong diuretics:
Loop diuretics and Osmotic diuretics
Diuretics Useful in the Management of Cerebral edema
Osmotic Diuretics
Mannitol
Diuretics Useful in the Management of CHF
Loop and Potassium-Sparing Diuretics X 2
Thiazide X 1
Diuretics Useful in the Management of Diabetes insipidus
Thiazide and Related Diuretics
Diuretics Useful in the Management of Epilepsy (convulsions)
Carbonic Anhydrase Inhibitors
acetazolamide specifically
Diuretics Useful in the Management of Glaucoma
Carbonic Anhydrase Inhibitors X 2
Osmotic Diuretics X 1
Diuretics Useful in the Management of High-altitude sickness
Carbonic Anhydrase Inhibitors X 2
Diuretics Useful in the Management of Hyperaldosteronism
Potassium-Sparing Diuretics
Specifically spirolactone and epeplerone
Diuretics Useful in the Management of Hypercalcemia
Loop
Diuretics Useful in the Management of Renal impairment
Loop X 2
Thiazide and Osmotic X 1
Diuretics Useful in the Management of Pulmonary edema
Loop X 2
Thiazide and K Sparing X 1
Diuretics Useful in the Management of Nephrolithiasis
Thiazide
Diuretics Useful in the Management of Hypokalemia
Potassium-Sparing Diuretics
Diuretics Useful in the Management of Hypertension
Thiazide X 2
Potassium-Sparing Diuretics and Loop X 1
Anticonvulsant Drugs for Preventing Migraine Headaches
Valproate/topiramate
Gabapentin
Antidepressant (low dose) Drugs for Preventing Migraine Headaches
Fluoxetine, Amitriptyline, and Doxepin
Be part of FAD get on antidepressants!
Calcium Channel Blocker Drugs for Preventing Migraine Headaches
Verapamil (non-dihydropyridine) bradycardia!!!!!!!!

Nimodipine/ Nicardipine reflex tachycardia!!!
β-Adrenoceptor Antagonists for Preventing Migraine Headaches
Propranolol, metoprolol, and Timolol
ACE inhibitors/ARBs for Preventing Migraine Headaches
Lisinopril/candesartan
Other Drugs or Agents for Preventing Migraine Headaches
Feverfew/ginger (mixed results), Vitamin B2 (Riboflavin)
Butterbur (an herb; (mixed results), Coenzyme Q10, Magnesium (especially in menstrual migraines)
Non-drug therapies for Preventing Migraine Headaches
Biofeedback, relaxation therapy, Cognitive behavioral therapy, Yoga, acupuncture
Antiemetics for nausea & vomiting associated with Migraine Headaches
Metoclopramide/ prochlorperazine
Promethazine
Other drugs for Aborting Migraine Headaches
Barbituates (butalbital)
Acetaminophen/codeine (Tylenol With Codeine #3)
Sumatriptan-naproxen (more effective than either alone)
Nonsteroidal Anti-inflammatory Drugs for Aborting Migraine Headaches (may cause rebound headaches):
Aspirin/ diclofenac
Ibuprofen/ naproxen/indomethicin
Acetaminophen (pregnancy)
Acetaminophen, caffeine, aspirin (Excedrin Migraine; )
Serotonin 5-HT1D/1B Receptor Agonists for Aborting Migraine Headaches
Dihydroergotamine (Dhe), Ergotamine, and a lot of triptans
Anticonvulsant Drugs for Preventing Cluster Headaches
Valproate/topiramate
Gabapentin
Calcium Channel Blockers for Preventing Cluster Headaches
Verapamil
Nimodipine/ Nicardipine
Other Drugs or Agents for Preventing Cluster Headaches
Lithium, Melatonin, Prednisone, Dexamethasone
Drugs for Aborting Cluster Headaches
(Almost same as for migraine aborting)
Dihydroergotamine (Dhe)
Ergotamine (with or w/o caffeine)
Sumatriptan (sub-Q)
Zolmitriptan (nasal spray)
Naratriptan
Other Drugs for Aborting Cluster Headaches
Oxygen (20 minutes via face-mask)
Lidocaine (intranasal via cotton swab)
What type of headache has severe retro-orbital pain with minimal sensory impact?
Cluster
Prevent with Li or verapamil
Abort with DHE, ergotamine, lidocaine, O2, sumatriptan
What type of headache is pulsatile and which is not pulsatile
Migraines are pulsatile and tension headaches are not
prolonged vasospasm leading to gangrene of extremities and bowel infarction are adverse effects of these ergot alkaloids combination and are contraindicated in PREGNANCY!
ergotamine and ergonovine: