Whether the world will follow remains to be seen. Some experts predict even greener pastures for the winner of a female libido enhancer, given the larger target audience. Which may or may not include Viagra. In men, the little blue pill improves blood flow to the penis. Blood flow generally does not improve libido, although it may increase desire in women with antidepressant-induced dysfunction.
Blood flow is more about arousal.
At least one blood-flow product for women is already on the market. Blood flow may be critical to female sexual response, but it's not the whole shebang. For many if not most women, their relationships with the people they're having sex with also count. This complicates research, Dr. Berman admits. No drug will help the woman who thinks she's sleeping with Godzilla.