Erectile dysfunction and male impotence are sexual disorders during intercourse and the name of the drug used to overcome these disorders quickly is vidalista. This drug contains a member of the group of PDE-5 inhibitors known as tadalafil as an ingredient compound. The effect of this medicine is seen in the body for 36-48 hours so it can be called a weekend medicine. Before buying this medicine, must read vidalista 20 reviews.