Cenforce 25 the drug belongs to the family of phosphodiesterase type 5 (PDE 5) inhibitors. That drug is taken as the drug sildenafil. The drug helps in the treatment of erectile dysfunction in men. You can take this medicine on an empty stomach or with food. The drug takes effect within 30 minutes. Lasts for 4 hours. It acts as a muscle relaxant. It affects the swollen part. Sildenafil citrate is the primary compound of this medicine. Full information is given along with the medicine.