This physiological effect led Pfizer to market sildenafil in 1998 for erectile dysfunction, under the brand name Viagra, generating peak annual sales in excess of $2 billion. This drug was ...

copies of the drug were being sold under various aliases available at a tenth of the original’s cost. Between 2010 and 2018, Viagra sales in India had shot up by 40% as per the All India ...

Such has been the rise in its global sales that its manufacturer ... "I think the only drug which it can be compared with is Viagra," says Kurt Jacobsen, a professor of business history at ...

For the best experience, please enable JavaScript in your browser settings. A pill for women with sexual dysfunction, similar to Viagra used by men, has been approved ...