Cenforce 200 is marketed under the brand name sildenafil, belongs to the class of PDE5 (phosphodiesterase 5) inhibitors. Cenforce 200 dosage works by relaxing the blood vessels in the penile area, thereby enhancing blood flow through the inhibition of specific blood enzymes. This increased blood flow enables men to attain a secure erection. With an approximate half-life of one hour, Cenforce effects can last up to five hours. It is important to swallow the pills whole and avoid breaking or chewing them.