Kamagra is used to treat erectile dysfunction in men. This drug is a very effective medicine for impotence. This medicine contains an ingredient called Sildenafil which helps men to know strong erection during intercourse. Only men over 18 years of age should take this medicine. You should take this medicine 30 minutes before intercourse. Do not consume alcoholic beverages or fatty foods with this drug. The effect of this medicine lasts for 6 hours so do not take this medicine frequently. Take this medicine with water. Take this medicine as per doctor's advice. You can visit pharmev.com for more information.