<prompt> The most common cause of hirsutism:Drug inducedPCOSEndometriosisAdenomyosis  <response>: Hirsutism MC cause : PCOS Due to Hyperandrogenism Increase Androgen- increase Serum Testosterone Andronstendione - decrease Sex hormone binding globulin- increase Free Androgen - Hirsutism Drugs for management of hirsutism OCP containing anti androgenic progesterones Spironolactone Cyproterone Acetate Other drugs- Flutamide Finasteride Ketoconazole Topical Eplornitihine Metformin GnRH Agonists 