Terazosin

Written By Dr. Swati Mishra

Reviewed By Dr. Rajeev Sharma

Last updated 25 Nov 2025 | 09:34 AM (UTC)

Terazosin Uses

Terazosin is used in the treatment of Hypertension (high blood pressure), Heart Failure and Raynaud's disease.

How Terazosin works

Terazosin is an alpha-blocker. It lowers blood pressure by relaxing blood vessels. It also relaxes the muscles around the bladder exit and prostate, which makes it easier to urinate

Common side effects of Terazosin

Drowsiness, Headache, Nausea, Palpitations, Blurred vision, Muscle pain, Nasal congestion (stuffy nose), Paresthesia (tingling or pricking sensation), Postural hypotension (low blood pressure), Sleepiness, Vertigo, Tachycardia, Joint pain, Joint inflammation

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Medicine brands for Terazosin

Intas Pharmaceuticals Ltd

Bantom Laboratories Pvt Ltd

Zeelab Pharmacy Pvt Ltd

Expert advice for Terazosin

You have been prescribed Terazosin for the treatment of high blood pressure.
It may also be used for the treatment of benign prostatic hyperplasia (BPH).
It may cause sudden drop in your blood pressure, especially when you first start taking this medicine. To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down.
Do not consume alcohol while taking Terazosin as it may enhance the blood pressure lowering effect of this medicine causing increased dizziness.
Be cautious while driving or doing anything that requires concentration as it can cause dizziness and sleepiness.
Inform your doctor that you are taking Terazosin if you are scheduled for a cataract surgery.
You have been prescribed Terazosin for the treatment of high blood pressure.
Lowering blood pressure reduces chances of future heart attack & stroke.
It may cause sudden drop in your blood pressure, especially when you first start taking this medicine. To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down.
Do not consume alcohol while taking Terazosin as it may enhance the blood pressure lowering effect of this medicine causing increased dizziness.
Be cautious while driving or doing anything that requires concentration as it can cause dizziness and sleepiness.
Inform your doctor that you are taking Terazosin if you are scheduled for a cataract surgery.