Reading Time: 2 minutesIntroduction to Sildenafil and Its Uses Sildenafil, a phosphodiesterase type 5 (PDE5) inhibitor, has revolutionized the treatment of erectile dysfunction (ED) since its introduction. As a cornerstone in men's health, understanding the nuances between the leading brand, Viagra, and other sildenafil products is crucial for American males seeking effective treatment options. The Genesis of Viagra Introduced by Pfizer in 1998, Viagra was the first oral medication approved by the FDA for the treatment of ED. Its active ingredient, sildenafil citrate, works by enhancing the effects of nitric oxide, a chemical that relaxes smooth muscles in the penis during sexual stimulation, … Continue reading →