Dapoxetine, the other active ingredient in Super Zhewitra, is specifically indicated for the treatment of PE. It works by increasing serotonin levels in the brain, which helps delay ejaculation and improve control over ejaculation.Vardenafil, the active ingredient in Super Zhewitra used for treating ED, works by increasing blood flow to the penis during sexual stimulation, thereby helping men achieve and maintain an erection suitable for sexual activity.