Taking Cenforce D tablets is very simple. Swallow 1 Cenforce D tablet or as prescribed by your doctor with 1 glass of water. The Cenforce d should be swallowed whole and should not be disintegrated or chewed. Take the tablet only with water. Consuming alcohol or other acidic beverages instead of water can cause unwanted and unknown side effects. This tablet is a PDE5 inhibitor because it contains sildenafil. Doctors commonly prescribe this erectile dysfunction medication to treat erectile dysfunction in men.