Is tamsulosin the same as flomax?

Are tamsulosin and Flomax the same medicine?

Yes. Flomax is a brand name for tamsulosin. Both refer to the same active ingredient, used to treat urinary symptoms from an enlarged prostate (benign prostatic hyperplasia).

Is there any difference between brand-name Flomax and generic tamsulosin?

The key difference is usually the brand vs. generic product, not the drug itself. Generic tamsulosin contains the same active ingredient (tamsulosin) as Flomax, though the inactive ingredients and pill appearance can differ.

Do the dosing and release forms have to match?

Often, yes—especially if you’re switching products. Tamsulosin is commonly sold as an extended-release (“ER” or “24-hour”) formulation. If you switch to a different formulation or release type, dosing instructions can differ, so it’s important to confirm the exact product with your pharmacy.