Vidalista 20 is a medication for men with erectile dysfunction (ED). When sexually triggered, , an inhibitor of phosphodiesterase type 5 (PDE5), improves blood flow to the penis and makes erection easier. With the help of Vidalista 20, men can effectively accomplish and sustain an erection during intercourse. Arousal from sexual activity is required for the medicine to work. Typically, the effects start to manifest in 20 to 30 minutes and continue for about 36 hours. Check out Vidalista 20 Side Effects as well.