Brand names Why is this medication prescribed? Do not take the rapidly disintegrating tablet with water or other liquids. Consult with our expert clinicians. How safe is Vardenafil? There are some things that can affect how long it takes to work, like eating a heavy meal. Tell your doctor if you have fructose intolerance. How we source info. · This medicine is available only with your doctor’s prescription. This product is available in the following dosage forms: Tablet, Disintegrating. Before Using. Portions of . Vardenafil Prices, Coupons and Patient Assistance Programs. Vardenafil is a member of the impotence agents drug class and is commonly used for Erectile Dysfunction. The . vardenafil. Vardenafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, vardenafil works by increasing .