Swallow several times as the tablet dissolves. An erection will not occur just by taking a pill. The Free Trial Offer should be presented when the prescription is taken to the pharmacy. The maximum recommended dosage for Levitra is 20mg per day. Tadalafil has a half-life of One possibly serious, but rare, side effect with vardenafil is heart attack. Place the tablet in your mouth and allow it to dissolve without chewing.Vardenafil — also known as Levitra® — is an FDA-approved medication that is used to treat erectile dysfunction. Along with Viagra®, Cialis® and Stendra®, vardenafil is one of the most popular ED drugs on the market today to help you get your mojo back.. Let’s explore everything there is to know about vardenafil, including how it . Vardenafil, sold under the brand name Levitra among others, is a medication that is used for treating erectile dysfunction. It is a PDE5 inhibitor. It is taken by mouth. Medical use. Vardenafil’s indications and. Levitra can seem expensive, but you have plenty of options to help reduce the price you pay at the pharmacy by choosing generic alternatives, using manufacturer .