What does viagra do to men? Viagra, also known by its generic name sildenafil, is a medication primarily used to treat erectile dysfunction (ED) in men. Since its approval by the FDA in 1998, Viagra has been a popular and widely used treatment for ED. However, many people still have questions about how Viagra works and what effects it has on men. In this blog post, we will delve into the mechanism of action of Viagra and...