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Index
»
ARNOLD STERN pcol
»
Chapter 1
»
Drugs for Treating Hypertension
level: Drugs for Treating Hypertension
Questions and Answers List
level questions: Drugs for Treating Hypertension
Question
Answer
SNS agents centrally acting α2-agonist; causes decreased sympathetic outflow.
Clonidine
SNS Peripherally acting Uptake by transmittervesicles in nerve depletesand replaces norepinephrine in neurosecretory vesicles.
Guanethidine
SNS Peripherally acting α1-antagonist.
Prazocin
SNS Peripherally acting β-antagonist.
Propranolol
SNS centrally and Peripherally acting Binds tightly to storage vesicles, which consequently lose their ability to concentrate and store norepinephrine.
Reserpine
Arterial Vasodilators Opens K+ channels and causes hyperpolarization of smooth muscle.
Diazoxide
venous and Arterial Vasodilators Releases NO, which binds to guanylyl cyclase to generate cGMP.
Nitroprusside
Inhibits voltage-dependent “L-type” Ca++ channels
Nifedipine
Inhibits conversion of angiotensin I to angiotensin II.
Captopril
Inhibits Na+ channels in luminal membrane in the proximal segment of the distal tubule
Hydrochlorothiazide
Inhibits cotransporter of Na+,K+, Cl− in the ascending limb of the loop of Henle
Furosemide
Thiazides Diuretics
Hydrochlorothiazide
Ca++ channel-blockers
Nifedipine
Loop Diuretics
Furosemide
ACE inhibitors
Captopril