Tamsulosin HCl

Generic for Flomax

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What is Tamsulosin HCl?

Tamsulosin HCl is an alpha-blocker prescribed to relieve urinary symptoms caused by benign prostatic hyperplasia (BPH)—an enlarged prostate that partially obstructs the urethra. It works by relaxing the smooth muscle in the prostate and the bladder neck, which widens the urinary passage and allows urine to flow more freely. It doesn't shrink the prostate but significantly reduces the symptoms it causes, including weak urine stream, frequent urination, difficulty starting urination, and the feeling of incomplete emptying. It's taken once daily, 30 minutes after the same meal each day.

Alpha-1 receptor relaxation

Selectively blocks alpha-1A adrenergic receptors in the prostate and bladder neck smooth muscle, causing them to relax and widen the urinary channel without significantly affecting blood pressure.

Urinary flow improvement

By reducing the muscular obstruction at the bladder outlet, Tamsulosin HCl improves urine stream strength, reduces straining, and helps the bladder empty more completely with each void.

Symptom-focused relief

Addresses the functional symptoms of BPH—urgency, frequency, weak stream, and incomplete emptying—quickly and effectively, typically within days of starting treatment, without altering prostate size.

Ongoing support, always available.

Your care doesn’t end after your visit. Message your care team anytime to discuss side effects, ask questions about your medication, or request a refill.

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