1About 30 million men in the United States suffer from some degree of Erectile Dysfunction (that’s one in 10 men worldwide), including about half of all men aged 40 to 65 years. Please click to learn more.
2The first recognized treatment for Erectile Dysfunction in tablet form to enter the market. Sildenafil is a medication you take only when you want to have sex. Viagra®, also contains a sildenafil citrate.