4Viagar Viagar is a drug that is used to treat Erectile dysfunction. Because this drug has gained the attention of 90% men having the problem of impotence. A lot of manufacturer started producing this same pill, which has led to a lot of ways of deceiving people with this drug. Erectile dysfunction is one of the major sexual problem of a man. It is not only peculiar to a nation, country, continent or state but it is a general problem of man in the whole world.This book discusses some facts about Viagra and how you can recognize the deceitful tricks of those that deceive customers to buy fake Viagra