Kamagra is one drug used to treat erectile dysfunction in males. This drug's sildenafil component helps to improve blood flow to the tissues of the male penis, allowing you to engage in longer sex sessions with your partner. Take this drug 30 minutes before engaging in any sexual activity. The only people who should use this drug are men over the age of 18. You can take Kamagra medicine with or without food. It is important that you take Kamagra Shop prescription as directed by your doctor.