When Vidalista CT 20 is present, the production of the hormone PDE5 is slower. It relaxes the blood vessels surrounding the penis to allow for increased blood flow during sexual stimulation. Men who take Vidalista CT 20 after engaging in sexual activity might get and keep a hard erection fast. PDE5, or the enzyme that takes the place of cGMP, is one name for the condition known as erectile dysfunction. The PDE5 enzyme takes the place of cGMP once it is broken down. PDE5 decreases blood flow in males, which may lead to problems achieving an erection. Blood is necessary to achieve an erection. When taking it, water is suggested. The full pill is taken with water. It ought to be taken with or without food at a predetermined time.