The 5a reductase inhibitor that has been found to be effective both in benign prostatic hyperophy and male pattern baldness is:: (A) Flutamide, (B) Finasteride, (C) Prazosin, (D) Minoxidil
Answer is B. Finasteride and dutasteride are 5 alpha reductase inhibitors. Flutamide is androgen receptor antagonist. Prazosin is alpha blocker. Minoxidil is potassium channel opener.