Which medications in the drug class 5 alpha-reductase inhibitors are used in the treatment of Hirsutism?

Updated: May 01, 2020
  • Author: George T Griffing, MD; Chief Editor: Michel E Rivlin, MD  more...
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5 alpha-reductase inhibitors

These agents are indicated for treatment of benign prostatic hyperplasia and male pattern baldness. An unlabeled use is for the treatment of female hirsutism.

Finasteride (Proscar, Propecia)

Specific inhibitor of the intracellular enzyme that converts testosterone into the androgen 5-α -dihydrotestosterone. Efficacy in hirsutism is similar to that of spironolactone. To be used only in postmenopausal women with no chance of becoming pregnant.

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