Vidalista 20 mg is a medication accessible as a therapy for Erectile Dysfunction. It consists of Tadalafil (Cialis). As it is a phosphodiesterase type 5 (PDE5) inhibitor, it inhibits the guanosine monophosphate cycle (cGMP). It increases to the blood vessels of the male organ or the penis.Vidalista 20 mg is more familiar with the general name for erectile dysfunction, which is inability. Many physical and psychological factors give to erectile dysfunction.Penile erection occurs when the penis loads with blood. It happens because the blood vessels that carry blood flow to the penis dilate enhancing the blood supply. At the related time, the blood vessels that push blood from the penis contract. The blood collects in the penis, producing an erection.When a man is sexually exciting, nitric oxide is releasing into the penis. Nitric oxide enables cGMP production, which controls the dilation and contraction of the blood vessels that carry blood to and from the penis.