Cenforce 200 is a medication containing sildenafil citrate, the active ingredient commonly found in Viagra. It is primarily used to treat erectile dysfunction (ED) in men by improving blood flow to the penile area, which helps achieve and maintain an erection during sexual activity. Cenforce 200 is a medication containing sildenafil citrate, the active ingredient commonly found in Viagra. It is primarily used to treat erectile dysfunction (ED) in men by improving blood flow to the penile area, which helps achieve and maintain an erection during sexual activity.