Daily tadalafil Cialis prescriptions can be written as a day supply of 30 tablets plus refills. It works faster than the other as-needed medications, but isn’t available in generic form. Remember that expediting will cost extra. Do erectile dysfunction medications work? These drugs also have to be specially labeled, so many online pharmacy companies have already elected not to deliver them. Here are some key factors to consider when deciding: Pricing: Know how much your monthly supply will cost with shipping and tax. PDE5 inhibitors: considerations for preference and long-term adherence.Levitra (vardenafil): This medication is taken one hour before sex and can last up to 24 hours. It’s available in 10 mg and 20 mg tablets. Stendra (avanafil): This is an as-needed medication taken 30 minutes before sex and can last up to six hours. It’s available in 50 mg, mg, and mg test1.rug: amazon. Levitra – Uses, Side Effects, and More. Generic Name (S): vardenafil. Uses. Side Effects. Precautions. Interactions. Overdose. Images. Reviews () Uses. Vardenafil is used to treat male sexual Missing: amazon. 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 test1.rug: amazon.