Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
57 Cards in this Set
- Front
- Back
Inhibit angiotensin-converting enzyme (ACE) |
Ace inhibitors
|
|
Captopril and enalapril (-OPRIL ending) are |
Ace inhibitors
|
|
SE of ACE inhibitors |
Dry cough, hyperkalemia
|
|
Ace inhibitors are contraindicated in |
pregnancy and with K+
|
|
Losartan and valsartan block |
Angiotensin receptor
|
|
Angiotensin receptor blockers do NOT cause
|
Dry cough
|
|
Block L-type calcium channel |
Calcium channel blockers
|
|
CCB contraindicated in CHF
|
Verapamil
|
|
CCB with predominate effect on arteriole dilation |
Nifedipine
|
|
SE of CCB |
Constipation, edema, and headache
|
|
Reduce heart rate, contractility, and O2 demand
|
Beta-blockers
|
|
B-blockers that are more cardioselective
|
Beta C2001-selective blockers
|
|
Cardioselective Beta 1-blockers
|
Atenolol, acebutolol, and metoprolol
|
|
Beta-blockers should be used cautiously in
|
Asthma (bronchospastic effects), diabetes (block signs of hypoglycemia) and peripheral vascular disease
|
|
Non-selective Beta-blocker also used for migraine prophylaxis
|
Propranolol
|
|
SE of beta blockers
|
Bradycardia, SEXUAL DYSFUNCTION, decrease in HDL, and increase in Triglycerols (TG)
|
|
Alpha 1selective blockers
|
Prazosin, terazosin and doxazosin (-AZOSIN ending)
|
|
Non-selective Alpha1blockers use to treat pheochromocytoma |
Phenoxybenzamine & Phentolamine |
|
For rebound HTN from rapid clonidine withdrawal
|
Phentolamine |
|
A1a-selective blocker with no effects on HTN used for BPH |
Tamsulosin (Flomax) |
|
SE of alpha blockers |
Orthostatic hypotension (especially with first dose) and reflex tachycardia
|
|
Presynaptic Alpha 2 agonist used in HTN, and acts centrally |
Clonidine, and methyldopa |
|
SE of methyldopa |
Positive Comb's test, depression |
|
Methyldopa is contraindicated in
|
Geriatrics due to its CNS (depression) effects |
|
SE of clonidine
|
Rebound HTN, sedation, dry mouth
|
|
Direct vasodilator of arteriolar smooth muscle
|
Hydralazine |
|
SE of hydralazine
|
Lupus-like syndrome |
|
Arterial vasodilator that works by opening K+ channels
|
Minoxidil
|
|
SE of minoxidil
|
Hypertrichosis |
|
IV Drug used Hypertensive Crisis
|
Nitroprusside |
|
Nitroprusside vasodilates |
Arteries and veins |
|
Toxicity caused by nitroprusside and treatment
|
Cyanide toxicity treated with sodium thiosulfate
|
|
Pt is on diuretics and has an arrhythmia; potential worry about administration of digitalis? |
hypokalemia |
|
SE: of diuretics due to competing organic acid secretory systems |
Gout |
|
Drugs that are centrally acting sympathoplegic |
1. Methyldopa 2. Clondidine |
|
MOA of Methyldopa |
alphamethylnorepinephrine is stored in adrenergic nerve vesicles replacing norepinephrine - stimulates central alphaadrenoceptors |
|
SE due to decreased in norepinephrine associated with central acting sympathoplegic drugs |
1. inhibition of ejaculation 2. hypotension (orthostatic) |
|
DOC for hypertension in pregnancy |
Methyldopa (high protein binding) |
|
SE associated with Methyldopa |
depression, nightmares, vertigo, extrapyramidal signs, lactation, (+) Coombs test |
|
Clonidine MOA |
stimulation of alpha adrenoceptors in arterioles: reduces sympathetics and increases parasympathetics |
|
Concomitant treatment with what drug causes block in clonidines effect?
|
tricyclic antidepressants
|
|
Guanethidine MOA |
inhibits release of Nep (SNAPS) from sympathetic nerve endings. Gradual depletion of Nep. |
|
Use of Guanethidine is blocked via? |
1. catechoamine uptake blockers (cocaine, amphetamine, tricyclic antidepressants, phenothiazines, phenoxybenzamine 2. pheochromocytoma (followed by severe HtN)
|
|
Reserpines MOA |
blocks VMAT, effects on adrenergic vesicles are irreversible ( decrease Nep, Dopa, 5HT) |
|
Effects of Propranolol |
1. decreased CO 2. decreased TPR 3. inhibits stimulation renin (Beta 1R) |
|
Metoprolol is extensively metabolized by... |
CYP 2D6 |
|
What drug is useful in hypertension of pheochromocytoma and hypertensive emergencies? |
Labetalol (both Beta and alpha blocker) |
|
Which Beta blocker causes vasodilation not through alpha channels? |
Nebivolol: increased endothelial release of NO |
|
Vasodilators that work through ATP dependant potassium channels |
1. Minoxidil 2. Diazoxide |
|
Vasodilator that can be used in pregnancy |
Hydralazine |
|
What SE cause Minoxidil to be used always in combo with Beta blocker and loopdiuretic? |
Reflex sympathetic stim sodium and fluid retention |
|
Vasodilator that also inhibits insulin release from pancreas (can be used for insulinoma) |
Diazoxide |
|
MOA for Fenoldopam |
agonist of dopamine (D1) receptors dilation of peripheral arteries |
|
SE Fenoldopam |
increased intraocular pressure reflex Tach |
|
Calcium channel blocker given IV only |
Clevidipine |
|
Calcium channel blockers used as more selective vasodilators |
Nifedipine dihydropyridine |
|
DOC to manage intraoperative and posoperative hypertension |
Esmolol |