Insurance: If you plan to use insurance, make sure the online provider accepts it. People taking nitrates like nitroglycerin Nitrostat or isosorbide mononitrate Imdur should not take PDE5 inhibitors, as doing so could result in a dangerous drop in blood pressure. Men who are taking nitrates or nitroglycerin Those with hypotension Men who have heart disease or heart failure ED can be the first sign of other health conditions, including cardiovascular disease and diabetes. If you do, you may save money with online pharmacies that accept yours. Here are some key factors to consider when deciding: Pricing: Know how much your monthly supply will cost with shipping and tax.Brand name: $ to $1, for ten to thirty 10 mg tablets Generic: $ to $ for ten 10 mg tablets But your out-of-pocket cost for Levitra may depend on a few different factors that can. Sildenafil (Viagra), tadalafil (Cialis), vardenafil (formerly sold under the brand names Levitra and Staxyn), and avanafil belong to a class of drugs known as “PDE5 inhibitors.” PDE5 inhibitors increase the amount of blood that fills the penis, helping an erection last long enough for satisfying sex. About Vardenafil (Levitra) for ED. Levitra (vardenafil hydrochloride) is an oral medication taken to treat erectile dysfunction (ED). It’s in the same class of drugs as other popular ED.