That drug is used more by young people. This medicine helps in maintaining erection in men. It is known as sildenafil in drug market. kamagra review that drug lasts a long time. This drug is mostly used in men. It works by increasing blood flow to the penis. It helps impotence. Belongs to a group of drugs known as phosphodiesterase type 5 (PDE 5) inhibitors. That drug is well marketed with information provided along with the drug. The medicine can be taken on an empty stomach or with food.