PRAZOCIN
(Minipress)Standard Prescription
prazosin __mcg PO Q__H (__mcg/kg/24 hr)
Dosages
Children:
Adults:
Maintenance: 0.02-0.05 mg/kg/dose PO Q8-12H.
Maximum: 0.5 mg/kg/day or 20 mg/dayAdults:
2-20 mg/24 hr div BID-TID.
maximum 20 mg per day.
Mechanism of Action
Alpha-1-adrenergic receptor blocker.
Forms Supplied
tablets: 1 mg, 2 mg.
Comments
Not recommended as first-line therapy for hypertension, unless specific indication for alpha-blockade.
Orthostatic hypotension may occur after initial dose. Give first dose with patient supine and consider additional monitoring.
May cause syncope, tachycardia, hypotension, dizziness, nausea, headache, drowsiness, fatigue, anticholinergic effects.
Orthostatic hypotension may occur after initial dose. Give first dose with patient supine and consider additional monitoring.
May cause syncope, tachycardia, hypotension, dizziness, nausea, headache, drowsiness, fatigue, anticholinergic effects.
References
29, 32, 44
Last Edited
2022-09-08 05:04:16