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).

Latest News

Dominic Raj, MD, Bert B. Brooks Chair in the Medical School and professor of medicine at the George Washington (GW) University School of Medicine and Health Sciences (SMHS), and director of the Division of Renal Diseases and Hypertension at the GW Medical Faculty Associates, Received the American…
Steven W. Boyce, MD, selected to serve as chief of the Division of Cardiac Surgery at GW Medicine. He will continue to serve as a professor of surgery.
Sharad Goyal, MD, MS, is among 48 American Society for Radiation Oncology (ASTRO) members to receive the 2024 ASTRO Fellow (FASTRO) designation.