Cenforce 200 is a higher-dose version of sildenafil citrate, the active ingredient in Viagra. It is primarily used to treat erectile dysfunction (ED) by enhancing blood flow to the penis during sexual stimulation, helping to achieve and maintain an erection. Cenforce 200 is a higher-dose version of sildenafil citrate, the active ingredient in Viagra. It is primarily used to treat erectile dysfunction (ED) by enhancing blood flow to the penis during sexual stimulation, helping to achieve and maintain an erection. Cenforce 200 is a higher-dose version of sildenafil citrate, the active ingredient in Viagra. It is primarily used to treat erectile dysfunction (ED) by enhancing blood flow to the penis during sexual stimulation, helping to achieve and maintain an erection.