5 Things You Might Not Know About Viagra

Here are some facts about the little blue pill.

By SHARE

Ten years ago today, Viagra got the Food and Drug Administration's stamp of approval. Here are some facts about the little blue pill:

• Roughly 1 billion Viagra tablets have been doled out since the drug debuted.

• An average of about three Viagra tablets were dispensed each second between its launch and the end of last year.

• Thirty-five million men worldwide have used Viagra, which remains the most commonly prescribed drug for erectile dysfunction.

• The drug has been evaluated in more than 120 clinical trials involving more than 16,000 men.

• Viagra was also tested in about 3,000 women as a potential treatment for sexual arousal disorders. But the trials were "inconclusive," and Pfizer announced in 2004 that it had stopped them.

Statistics provided by Pfizer

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