Terazosin hydrochloride - Hytrin
Alpha-adrenergic blocking drug
Mechanism of action
Selectively blocks postsynaptic alpha1-adrenergic receptors, leading to vasodilatation without reflex tachycardia, it does not block alpha2 presynaptic receptors.
Treatment of hypertension
Treatment of symptomatic benign prostatic hyperplasia (BPH)
Contraindicated in the presence of hypersensitivity to terazosin, lactation.
Use caution in the presence of CHF, renal failure, pregnancy.
CNS: Dizziness, headache, drowsiness, lack of energy, weakness, somnolence, nervousness, vertigo, depression, paresthesia
GI: Nausea, vomiting, diarrhea, constipation, abdominal discomfort or pain
CV: Palpitations, sodium and water retention, increased plasma volume, edema, syncope, tachycardia, orthostatic hypotension, angina
Respiratory: Dyspnea, nasal congestion, sinusitis
GU: Urinary frequency, incontinence, impotence, priapism
EENT: Blurred vision, reddened sclera, epistaxis, tinnitus, dry mouth, nasal congestion
Dermatologic: Rash, pruritus, alopecia, lichen planus
Other: Diaphoresis, lupus erythematosus
Are you a Doctor, Pharmacist, PA or a Nurse?
Join the Doctors Lounge online medical community
Editorial activities: Publish, peer review, edit online articles.
Ask a Doctor Teams: Respond to patient questions and discuss challenging presentations with other members.