PHARMACOLOGY 1: • binds covalently to alpha receptors
(both 1 and 2), causing irreversible
blockade of long duration (14-48 hours
or longer)
• CA: major use is in the treatment of
PHAECHROMOCYTOMA; RAYNAUD DISEASE
• S/E: orthostatic hypotension and
tachycardia; nasal stuffiness and INHIBITS MALE EJACULATION

Question

• binds covalently to alpha receptors 
(both 1 and 2), causing irreversible 
blockade of long duration (14-48 hours 
or longer)
• CA: major use is in the treatment of 
PHAECHROMOCYTOMA; RAYNAUD DISEASE
• S/E: orthostatic hypotension and 
tachycardia; nasal stuffiness and INHIBITS MALE EJACULATION

LEIGHTON DWIGHT OBILLOS · Accepted Answer

Phenoxybenzamine

PHARMACOLOGY 1

• binds covalently to alpha receptors (both 1 and 2), causing irreversible blockade of long duration (14-48 hours or longer) • CA: major use is in the treatment of PHAECHROMOCYTOMA; RAYNAUD DISEASE • S/E: orthostatic hypotension and tachycardia; nasal stuffiness and INHIBITS MALE EJACULATION

Phenoxybenzamine

Author