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Trusted, medically reviewed health information • Not a substitute for medical advice
Important: The information provided on this website is for educational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare provider with any questions you may have regarding a medical condition.
Generic Name: Terazosin
You experience severe allergic reaction symptoms (swelling of the face, lips, tongue, or throat causing difficulty breathing), severe rash with skin peeling, sudden intense chest pain, or symptoms of overdose. Call emergency medical services immediately.
Treatment of hypertension and BPH
Hypertension, Benign prostatic hyperplasia
1 mg at bedtime initially, titrate up
Not established
Start low, titrate slowly
20 mg per day for hypertension; 10 mg for BPH
No adjustment required
Use with caution
Dizziness, asthenia, nasal congestion, somnolence
First-dose syncope, priapism
Hypersensitivity to terazosin or quinazolines
Risk of syncope and postural hypotension
Other antihypertensives, PDE5 inhibitors
N/A
May worsen orthostatic hypotension
Use only if clearly needed
Unknown if excreted in milk, use caution
Take first dose at bedtime to avoid syncope. Rise slowly.
If missed for several days, restart at 1 mg dose
Blood pressure, urinary symptoms
Content for Terazosin was synthesized and fact-checked against standardized regulatory monographs, official pharmacopoeias, and national health authorities:
The information provided on this website is for educational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare provider with any questions you may have regarding a medical condition.