Medicine info: Brand names
Medicine info: Active ingredients
Sildenafil (Viagra) is a medicine used to treat erectile dysfunction (ED) in males. Learn how it works, and the possible side effects.
Erectile dysfunction, or impotence, means problems getting or keeping an erection to have for intercourse. Learn more about causes and treatment.
Erectile dysfunction medicines
Erectile dysfunction (impotence) medicines help males get and keep erections. Learn how they work, when to take them, and about side effects.