Cenforce 100 is a generic equivalent of Viagra. Both contain the same active constituent, Sildenafil citrate. It is widely recommended for treating erectile dysfunction or impotence. Cenforce 100 is available in the form of light blue-colored, diamond-shaped oral tablets. Cenforce 100 is not an aphrodisiac and it does not offer protection from sexually transmitted diseases (STD’s). It improves sexual dysfunction by boosting the blood flow to the penile region. The active constituent, Sildenafil citrate revolutionized the treatment of erectile dysfunction. It was discovered by a group of scientists working at Pfizer. The Food and Drug Administration approved Sildenafil citrate in 1998 for treating erectile dysfunction. It has a molecular formula of C22H30N6O4S and a molecular weight of 474.58 g/mol. Along with erectile dysfunction, this drug molecule is also useful for treating pulmonary hypertension in adults. Sildenafil citrate is available in doses such as 20mg, 25mg, 50mg, and 100mg. The doses of 25mg, 50mg, and 100mg are used for managing erectile dysfunction.