This medication treats male impotence and erectile dysfunction. Cenforce 100 contains sildenafil, which allows men to have stronger, firmer, and longer erections during intercourse. This medication increases blood flow to men's penile tissues. You should take this medication 30 minutes before intercourse. The drug's effects endure between 4 and 6 hours. You can take this medication before or after meals. This drug should only be taken by men over the age of 18. Take this medication with water; however, do not break or chew the medication. Take this medication as prescribed by your doctor.