When it comes to the efficacy of a hair loss treatment, there’s nothing more telling than a before and after photo.

in 1997 as brand-name Propecia. As a daily-use medication, finasteride offers men experiencing hair loss the option of ...

Propecia is a prescription pill originally marketed ... been associated with use of the drug in a very small percentage of men. "Every man is afraid of that," says Wilma Bergfeld, M.D., head ...