The commonest side effects of VIAGRA: headache; flushing; upset abdomen; abnormal vision, including alterations in shade vision (including using a blue colour tinge) and blurred eyesight; stuffy or runny nose; back again agony; muscle suffering; nausea; dizziness; rash. priapism, a painful erecti

VIAGRA can be taken with or with out meals. If you're taking VIAGRA following a significant-Unwanted fat meal (such as a cheeseburger and french fries), it may acquire somewhat for a longer period to start out Doing work. an erection that will not go away (priapism). Should you have an erecti