What About Viagra for Women?

If Viagra works for men, might it perk up a woman's sexual responses, too? "Women and men have similar nerve supplies to their genitals," notes Ajay Nehra, a urologist at the Mayo Clinic, Rochester, Minn. "So, theoretically, it may help, especially with arousal. But there's no reason to believe it'll do anything to increase sexual desire." That means women shouldn't pop one of their partner's pills or ask a doctor for a prescription.

"We know what the short-term side effects are in men. But since Viagra has never been tested in women, we don't know how they'll respond," cautions Nehra. "Some men experience...