Take Cenforce D with a glass of water without cutting or crushing it. It is important to swallow a whole tablet of the medicine with water. It is important to take this Cenforce D with food or during fasting. You may not be able to take this medicine when you are fasting or with food. Taking this medicine one hour before having sex can make the medicine work. With increased blood supply, the penis will get an erection. Similarly, Dapoxetine is the Cenforce D for the treatment of PE patients. Taking this medicine will help men with PE to ejaculate on time. This medicine includes sildenafil and dapoxetine that treat erectile dysfunction and premature ejaculation. Sildenafil increases the blood flow in and around the genital organ.