The final product will be a nasal spray which you use 30 minutes before sex. The drug directly targets the brain's arousal center, causing female rats to get aroused 'so quickly they started mounting males'. Research suggests that PT-141 works through a mechanism involving the central nervous system rather than directly on the vascular system. As a result, it may not have the health risks associated with products such as Viagra.
Some human trials have already been conducted. Sixteen healthy women were given the drug and 16 were given a placebo. All were shown erotic videos, while detectors measured blood flow in their vaginas. The women given placebos hardly reacted while those on PT-141 had pronounced increases in blood flow."
Similar tests of the drug have been done on males, with impressive results -- however, the since drug targets arousal rather than blood flow, it may not be a solution for those men who suffer from circulatory-related sexual disfunction. (i.e. limp dick)
Then again, where there's a will, there's usually a way... The company hopes to release its product on a prescription basis in the next two to three years.