The Cenforce 130 mg has sildenafil citrate, which is a pde-5 inhibitor. Cenforce 150 mg is also available dose in the whole basket of Cenforce. The medicine’s active substance helps to enhance blood flow into the penile region, which will promote the man’s erection at the time of sexual stimulus. It works by obstructing and stopping the enzyme, which is responsible for the degradation of cGMP.