Viagra, drug

Viagra, trade name of the first oral drug for male impotence, introduced by the pharmaceutical company Pfizer, Inc., in 1998. Also known by the chemical name sildenafil citrate, it is one of a category of drugs known as phosphodiesterase-5 inhibitors. See also PDE-5

Men who use Viagra are 25% less likely to suffer early death: USC study

Viagra (Sildenafil) Tablet: Treatment for Erectile Dysfunction, Sexual Impotence and Prevention of Phosphodiesterase Enzyme.: McCray, Dr Minh A: 9781387574001: : Books

Is Viagra about to lose its pulling power in the UK?, Pharmaceuticals industry

Could Viagra prevent and treat Alzheimer's? Cleveland Clinic team shows its potential

Viagra: The little blue pill that could

Is Viagra Safe for Seniors? (20 Critical Statistics) - Preferred Men's Medical

Viagra (Paperback)

Viagra to be available without a prescription in UK

The Rise, Fall, and Resurgence of Viagra: A Billion-Dollar Saga 💊📈

Viagra 50 MG Tablet - Uses, Dosage, Side Effects, Price, Composition