Cenforce 50 is a blue tablet of Sildenafil Citrate and the smallest dosage of ED medication. Cenforce 50 mg effectively treats erectile dysfunction by dilating the blood vessels.hat includes sildenafil as its active component. Sildenafil functions by dilating and relaxing the blood vessels in the penile area, leading to an increase in blood circulation in that region. It is a Traditional Tablets work correspondingly by hindering an enzyme known as phosphodiesterase-5 (PDE5), which is answerable for annihilating the cGMP.