Do you know what is Kamagra? So let's find out. Sildenafil, an ingredient in Kamagra, is a member of the class of drugs known as phosphodiesterase type 5 inhibitors. It facilitates blood vessel relaxation, increasing blood flow to the penis. By boosting blood flow to the penis, Kamagra helps men get and keep a hard erection during sexual stimulation. The comparatively quick start of action of...