Cenforce is the best medicine taken for impotence and erectile dysfunction in men. This medicine contains an ingredient called sildenafil which helps in increasing the blood flow to the tissues of the penis and relaxes the muscles of the penis. Take this medicine 30 minutes before intercourse so that you can enjoy intercourse with your partner. Take this medicine as per your doctor's advice. Do not consume fatty foods or cold drinks with this medicine as it slows down the effect of the medicine.