A prolonged erection priapism can damage the penis. Insurance can help you save even more on consultations and medications. The specific process for getting ED pills online depends on your chosen provider. Shipping: Discreet, fast shipping is a must. Privacy: Confirm that your personal data and payment details are confidential. The terminal half-life of Levitra is typically under six hours.Find everything you need to know about Levitra (Vardenafil), including what it is used for, warnings, reviews, side effects, and interactions. 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 medications, including Viagra and Cialis.  · -Initial dose: 10 mg orally once a day, as needed, approximately 60 minutes before sexual activity. Increase to 20 mg or decrease to 5 mg based on efficacy and tolerability. -Maximum dose: 20 mg once a dayMissing: online.