Cenforce 25: 25mg-Sildenafil {Official Blue Pill} For ED | Cenforce 25 is a medication used to treat erectile dysfunction (ED) in men. It contains the active ingredient Sildenafil Citrate, which belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors. Cenforce 25mg is a lower dosage variant of the Cenforce brand and is specifically designed for men who may require a lower amount of Sildenafil Citrate to achieve the desired effects.