
The Relationship Between Finasteride and Testosterone: What You Need to Know
Medical Review by Jennie Stanford, MD, FAAFP, DABOM Summary: Learn whether taking finasteride impacts your testosterone levels Finasteride is an FDA-approved medication that treats hair loss in men, along with certain prostate conditions. It belongs to a class of medications called 5α-reductase inhibitors (5-ARIs), which reduce your body’s ability to convert testosterone