Cenforce soft tablet is a used for men suffering from impotence. Sildenafil citrate in this drug gives strong erection to men. If you are taking a medicine for chest pain called nitrate or you have just had a dental treatment you should inform your doctor before taking this medicine. For about 4 hours after taking this medicine it shows its effect on your body. This medicine can be taken with water. This medicine should be taken only once in 24 hours.