Does Finasteride Lower Testosterone Levels?

Finasteride Myths A very common misconception about Finasteride (also known as Propecia and Proscar) is the belief that it lowers testosterone levels. This is typically derived from the fact that Finasteride can lower libido and cause erectile dysfunction in a minority of users [R, R, R].… Learn more about your ad choices. Visit megaphone.fm/adchoices