While each PDE5 inhibitor differs slightly, they’re very similar in treating erectile dysfunction. An erection results from an increase in blood flow to the penis. Under 25 73 or older Have not had a physical exam in the past 5 years which included a genital exam Any condition where sex is not advised Taking the medicine nitroglycerin or other medicines that contain nitrates Don’t know your blood pressure Low blood pressure or unexplained fainting or dizziness Kidney disease Physical abnormality of the penis, including Peyronie’s disease Your assigned birth sex is female Delivery Services. All PDE5 inhibitors, including Viagra and Cialis, require a valid prescription regardless of the pharmacy or provider. Then the Lemonaid pharmacy, licensed in all 50 states, will ship your meds directly to your door in discreet packaging. Here are some key factors to consider when deciding: Pricing: Know how much your monthly supply will cost with shipping and tax. While this may seem like the most comfortable option upfront, we always encourage you to prioritize your safety and wellbeing over convenience.sturti/Getty Images Viagra, Cialis, Levitra, and Stendra are oral medications used to treat erectile dysfunction (ED). You may also know them by their generic names: . Generic: $ to $ for ten 10 mg tablets But your out-of-pocket cost for Levitra may depend on a few different factors that can drop these costs significantly, . A generic version of Levitra is available. See vardenafil prices (from $ for 2 tablets). Levitra prices Oral Tablet mg Levitra oral tablet from $1, for 30 tablets 5 mg .