Researchers are arguing that a lack of sexual desire may not be caused by the fact that women aren't attracted to their prospective partners (because men are never to blame for these sorts of things), but that it is a chemical problem in the brain. The drug, then, will work by lowering inhibition through triggering the release of Dopamine, which, among other things, helps stimulate desire.
You know what I love about being a girl? The fact that when we get aroused, there's no awkward visible growth of body parts. Well, thanks to lingerie companies, that's all about to change.