Cenforce may enhance blood flow to the male reproductive organ, increasing the likelihood of firm erections. Cenforce, on the other hand, should not be used in conjunction with angina or chest pain medications. You must also inform your doctor if you are pregnant or on any other medications. Cenforce 120 should not be combined with alcohol, citrus, or other medications. Any other medical conditions you have should be disclosed to your doctor. After taking Cenforce, it's fairly uncommon to get an erection that lasts up to four hours.