비아그라에 대해 알려지지 않은 사실

The most typical Uncomfortable side effects of VIAGRA: headache; flushing; upset abdomen; irregular vision, such as improvements in colour eyesight (like aquiring a blue colour tinge) and blurred eyesight; stuffy or runny nose; again discomfort; muscle mass pain; nausea; dizziness; rash.For seniors: The kidneys, liver, or heart of older Grownups mi

Sexual stimulation that contributes to an erection brings about the generation and launch of nitric oxide from the penis. Nitric oxide will cause an enzyme, guanylate cyclase, to produce cyclic guanosine monophosphate (cGMP) that's mainly chargeable for raising and lowering the dimensions of blood vessels carrying blood to and in the penis and caus