Cenforce 100mg has Sildenafil which makes it a PDE5 inhibitors drug. This means that it is not only safe to use but also produces minimum side effects. It is one of the many medicines that can treat erectile dysfunction in males. It blocks the release of amino acid from the transaminohormones which are present at the tip of an erection penis. Cenforce 100 is mostly prescribed by the physicians for the fast cure of erectile dysfunction in males.