Zhewitra is a medication used primarily to treat erectile dysfunction (ED) in men. It contains the active ingredient Vardenafil, which is a PDE5 inhibitor (phosphodiesterase type 5 inhibitor). Vardenafil works by increasing blood flow to the penis, helping men achieve and maintain an erection when sexually stimulated. https://www.flatmeds.com/product/zhewitra-20-mg/