Cenforce 150 mg tablets contain Sildenafil Citrate which inhibits the action of PDE5. This relaxes the muscles present in the. The penile blood vessels get expanded and enlarged, resulting in increased blood flow to the . This allows men with ED to get and maintain an erection during.In addition to ED, Cenforce 150 mg is also used in the treatment of Pulmonary Arterial Hypertension (PAH) and Benign Prostatic Hypertrophy (enlarged prostate).