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).

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The George Washington University School of Medicine and Health Sciences faculty promotion and/or tenure list and the members of the Class of 2024 Emeriti Faculty.
The George Washington University (GW) School of Medicine and Health Sciences (SMHS) is pleased to announce the selection of Karen A. Fagan, MD, to serve as the Chair of the GW Department of Medicine.
The George Washington University (GW) Office of Integrative Medicine and Health (OIMH) and American Academy of Anti-Aging Medicine (A4M) have established a strategic partnership to shape evidence-based, integrative clinical care with an emphasis on lifelong education for health care professionals…