Kamagra oral jelly is for men who are facing problems getting an erection and suffering from erectile dysfunction. This medicine is an oral medicine that helps in quick solution of male impotence problems by increasing the blood flow in the penis. Which gives long lasting erection. This medicine is a tablet containing sildenafil citrate. This medicine can be bought only with your doctor's prescription. This drug has a good effect if taken half an hour before sexual time. The effect of this medicine will stay in you for 4-5 hours.