Kamagra 100mg is used to treat the problem of erectile dysfunction in men. In this drug sildenafil citrate plays a key role in the treatment of ED which is used to relax the muscles of the body to improve blood flow. The drug is manufactured in India by a company called Ajanta Pharmacy. There are no side effects if you take this medicine properly as directed by your doctor. Do not take kamagra 100 more than once a day. Serious side effects can occur if you take a heavy dosage of this medicine.