If you cannot keep your partner sexually happy then Cenforce 150mg is the best medicine for you. This drug is used to treat male sexual problems like impotence, erectile dysfunction and prematurity. This medicine contains an ingredient called sildenafil which helps in relaxing the tissues of the penis in men. You can take this medicine before or after food. The effect of this medicine lasts for 4 to 6 hours. You can take this medicine as per doctor’s advice.