News ยป New research finds finasteride (Propecia) causes penis shrinkage in rats

New research finds finasteride (Propecia) causes penis shrinkage in rats

Michael Irwig, M.D., assistant professor of Medicine and clinician at the GW Medical Faculty Associates, commented on a new study in the Journal of Sexual Medicine that finds male rats receiving oral finasteride treatment for four weeks had a 25% reduction in the weight of their penis (corpora cavernosa).