The use of this medicine works in men in sexual activity. Cenforce 100 mg that drug improves people. It works in sexual dysfunction. It increases the blood. It is well known medicine for people to mix in blood in their body. It helps in the muscles. It is this drug PDE 5 inhibitor that blocks the PDE 5 enzymes that make the penis unstable. Sildenafil relaxes the blood vessels. The drug improves blood flow to the penile region.