Cenforce 200 is an FDA approved erectile dysfunction drug manufactured by Centurion Laboratories. It has sildenafil citrate as its main ingredient which works by increasing the level of cGMP. Cenforce 200 mg should be taken 30 minutes to 1 hour before s*xual activity and the effects can last up to four hours.Erectile dysfunction is the inability to maintain an erection for s*xual intercourse. Erectile dysfunction, also known as impotence, is different from other conditions that interfere with male s*xual intercourse and male fertility, such as lack of s*xual desire, fertility, and ejaculatory dysfunction.