Men with erectile dysfunction (ED) can take a medicine called cenforce. A guy with ED is unable to achieve or sustain an erection strong enough for sexual engagement. Sildenafil citrate, the active component of cenforce, is a member of the phosphodiesterase type 5 (PDE5) inhibitors pharmacological class. These medications function by boosting blood flow to the penis, aiding in the development and maintenance of an erection.