Efficacy and tolerability of finasteride 1 mg in men aged 41 to 60 years with male pattern hair loss
This 24-month randomized controlled trial (PMID: 12695131) assessed the efficacy and tolerability of finasteride 1 mg daily in 424 men aged 41–60 with mild-to-moderate vertex male pattern hair loss. Finasteride significantly improved hair growth compared to placebo starting at month 6 (p < 0.001) and continued through month 24, as