... 1992 as Proscar, a treatment for prostate enlargement, but the sponsor had studied 1 mg of finasteride and demonstrated hair growth in male ... remained above baseline, and showed an increasing difference from hair count in the placebo group, for all five years of the study. ... in an effort to save money, buy Proscar instead of Propecia, and split the Proscar pills to approximate the Propecia dosage. ...