Viagra

News & Analysis as of

Viagra Ad Campaign Targets Women Amid Melanoma Risk

Viagra is so popular that it is a frequent target of counterfeiters. Here, a U.S. Customs and Border Patrol agent displays seized goods. Viagra (sildenafil) has featured prominently in the news over the past few months...more

Viagra May Increase Melanoma Risk

According to a new study, the erectile dysfunction drug Viagra may have a side effect no one predicted – a link to an increased risk of melanoma. Viagra, also known as sildenafil citrate may allow the increase of...more

The Heart of The Patent Bargain: Viagra Patent Invalidated In Canada

In a recent unanimous decision by the Supreme Court of Canada (Teva Canada Limited v Pfizer Canada Inc.), Pfizer Canada’s patent to its multi-million dollar selling Viagra was invalidated for insufficient disclosure. The...more

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