Cenforce 100, The Tablet is Popularly Like a Blue Pill For treating ED. Cenforce 100 Contains the active substance Sildenafil. Sildenafil boosts energy in men’s bodies and improves sexual interest in men. Take this tablet 30-60 minutes before your bedtime to get the best results and make your partner satisfied. It is a doctor-approved medication. So before taking this talk to your doctor.