Drugs used in the treatment of acute or chronic vascular HYPERTENSION regardless of
pharmacological mechanism. Among the antihypertensive agents are DIURETICS; (especially
DIURETICS, THIAZIDE); ADRENERGIC BETA-ANTAGONISTS; ADRENERGIC ALPHA-ANTAGONISTS; ANGIOTENSIN-CONVERTING
ENZYME INHIBITORS; CALCIUM CHANNEL BLOCKERS; GANGLIONIC BLOCKERS; and VASODILATOR
AGENTS