Finasteride Uses

Finasteride has two FDA-approved uses — hair loss (1 mg, Propecia) and benign prostatic hyperplasia (5 mg, Proscar) — plus several studied off-label applications. Each page below covers the clinical evidence, dosing, and what to expect.

• Finasteride for Hair Loss — Male pattern baldness (AGA), on-label 1 mg use, clinical evidence
• Finasteride for BPH — Benign prostatic hyperplasia, on-label 5 mg (Proscar), symptom relief and disease modification
• Finasteride and Prostate Cancer — PCPT trial data, chemoprevention evidence, risks and benefits
• Finasteride for Women — Off-label female AGA, clinical trial evidence, prescribing context