Viagra is a powerful drug that increases blood flow to the penis and maintains an erection. Viagra is highly effective, but it can cause some side effects. What are the side effects of Viagra?

Edex is used to treat problems with sexual function in men (erectile dysfunction). It works by helping blood flow into the penis to achieve and maintain an erection. Edex is not intended for use by women or children. Edex is not recommended for use in men with penile implants.