ANTIHYP Flashcards
Inhibit angiotensin-converting enzyme (ACE)
ACE inhibitors
Captopril and enalapril (-PRIL ending) are
ACE inhibitors
SE of ACE inhibitors
Dry cough, hyperkalemia
ACE inhibitors are contraindicated in
pregnancy and with hyperkalemia
Losartan and valsartan block
AT1 receptors
Side effect associated with ACEI but not ARBs
Dry cough
Block L-type calcium channel
Calcium channel blockers
CCB with predominate effect on arteriole dilation
Nifedipine
SE of CCB
Constipation, edema, and headache
Reduce heart rate, contractility, and O2 demand
Beta-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
Non-selective Alpha1blockers use to treat pheochromocytoma
Phenoxybenzamine
For rebound HTN from rapid clonidine withdrawal
Phentolamine
A1a-selective blocker 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
Clonidine, and methyldopa
SE of methyldopa
Positive Comb’s test, depression