Tadacip 20 is taken to get and maintain a strong erection by overcoming the problem of male impotence. This medicine is taken only once a day. This medicine is usually taken on an empty stomach or with food. Usually taken on an empty stomach for effective dosage. You should avoid taking this medicine if you have any kind of illness or are taking other medicines. Avoid taking other medicines with this medicine. Consult a doctor before taking this medicine.