Kamagra 100 is used to treat impotence in men. This medicine contains an ingredient called Sildenafil which helps men to know strong erection during intercourse. You take this medicine 30 minutes before intercourse so that you can have sexual intercourse with your partner. You can see Kamagra 100 Review from our store. The effect of this medicine lasts for 4 to 6 hours. Do not take the medicine frequently. You can also take this medicine before or after a meal. Take this medicine as advised by your doctor.