Main content 5-Alpha Reductase Inhibitors for Benign Prostatic Hyperplasia

    5-Alpha Reductase Inhibitors for Benign Prostatic Hyperplasia



    Side Effects

    Side effects may include:

    • Decreased sex drive.
    • Increased ejaculatory dysfunction (such as a smaller amount of semen ejaculated).
    • Difficulty getting an erection.
    • Breast tenderness or enlargement.

    These side effects may go away after a year or more of taking the medicine.

    It is possible that 5-alpha reductase inhibitors are linked to an increased risk for Reference high-grade Opens New Window prostate cancers. But more research is needed.

    See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)



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