Pros & Cons


Tamsulosin (Flomax) Pros and Cons

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  • Tamsulosin is a first-choice medication for treating symptoms of an enlarged prostate gland. 
  • You only need to take this medicine once daily by mouth.
  • There is a lower-cost generic available.
  • Tamsulosin affects blood pressure less than some of the other medications used to treat symptoms of BPH, such as terazosin.

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  • Tamsulosin only treats the symptoms of BPH. It does not decrease the size of the prostate gland or cure the condition.
  • You need to take tamsulosin 30 minutes after the same meal each day.
  • This drug may not be safe for people with an allergy to sulfa drugs.
  • Tamsulosin can cause sexual side effects such as abnormal ejaculation or decreased interest in sex (low libido).