This pharmacy has different forms of Cenforce such as Cenforce 200, Cenforce 50, and Cenforce 150. One of these drugs is Cenforce D which is taken by men for impotence and erectile dysfunction. This medicine contains an ingredient called sildenafil which helps in relaxing the tissues of the penis in men. The effect of this medicine lasts for 4 to 6 hours. Take this medicine as per the doctor's advice.