비아그라의 가장 좋은 면

In males, Viagra enhances blood stream on the penis by blocking the action of the chemical known as PDE5. This chemical is also found in the vagina and also the clitoris of females. So, in theory, if a female will take Viagra, it could increase blood flow for the genitals.For those who’re thinking of working with illicit medicine with Viagra, spe