Cenforce D is indicated for the treatment of erectile dysfunction. Cenforce D is a combination drug that is made of 2 active compounds, namely Sildenafil and Dapoxetine . Cenforce D increases blood flow to the penis, allowing more blood flow into the penis, like happened naturally, when a man is sexually stimulated. With more blood flowing in and less flowing out, the arteries in the penis enlarge, resulting in an erection.