Viagra is used to treat erectile dysfunction (ED). It decreases ED symptoms by helping you get and keep an erection. Erections happen when a protein called cyclic .Four-year review of sildenafil citrate. They enhance the effects of a chemical the body makes that relaxes muscles in the penis, called nitric oxide. From Mayo Clinic to your inbox Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. She received her undergraduate degree in nursing from the University of Delaware and her master’s degree from Thomas Jefferson University. Do not use more of it and do not use it more often than your doctor ordered. For treatment of erectile dysfunction: For oral dosage form tablets : Adults up to 65 years of age—50 milligrams mg as a single dose no more than once a day, 1 hour before sexual intercourse.Since , Viagra (sildenafil) has been used for treating erectile dysfunction (ED). It’s available by prescription for males ages 18 years and older. Side effects are . Sildenafil (Viagra). Tadalafil (Cialis). Vardenafil. These medicines are called PDE5 inhibitors. They enhance the effects of a chemical the body makes that relaxes . Since , Viagra (sildenafil) has been used for treating erectile dysfunction (ED). It’s available by prescription for males ages 18 years and older. Side effects are .United States Sildenafil is available as a generic drug in the United States, labeled for pulmonary arterial hypertension. These include itraconazole Sporanox, Tolsura , ketoconazole Extina, Ketozole, others and ritonavir Norvir. Learn more about our editorial standards here. This medicine also works best when you take it an hour before sex on an empty stomach. You’ll soon start receiving the latest Mayo Clinic health information you requested in your inbox. The following information includes only the average doses of this medicine.
Viagra (Sildenafil): Uses, Benefits and Side Effects – viagra is for what purpose