Lemonaid can prescribe sildenafil generic Viagra , tadalafil generic Cialis , and vardenafil generic Levitra. Never purchase ED medications from a site or service that doesn’t require a prescription and medical documentation. If approved, the provider will issue a prescription. The generic versions are just as effective and much less expensive. Other warning signs of an unsafe online pharmacy include outdated medication, no customer service, or suspiciously low prices.A generic version of Levitra is available. See vardenafil prices (from $ for 2 tablets). Generic Levitra Availability. Last updated on Levitra is a brand name of vardenafil, approved by the FDA in the following formulation(s): LEVITRA (vardenafil hydrochloride – tablet;oral) Manufacturer: BAYER HLTHCARE Approval date: August 19, It’s no longer sold under the brand name Levitra, but it’s available as generic tablets and orally disintegrating tablets (ODTs). Common side effects of vardenafil include headache, flushing, and stuffy nose.