Here are some key factors to consider when deciding: Pricing: Know how much your monthly supply will cost with shipping and tax. Levitra vardenafil : This medication is taken one hour before sex and can last up to 24 hours. Can I get generic Cialis mailed to me? You take one 2. This increase in blood flow results in a firmer, longer-lasting erection. If approved, the provider will issue a prescription. Cialis Daily tadalafil : This low-dose Cialis works by increasing blood flow to the penis over time, making it easier to have an erection when aroused.Tadalafil is the active ingredient in a branded drug called Cialis. Tadalafil is approved by the FDA to treat erectile dysfunction. It’s available from Lemonaid in 5mg, 10mg and . Brand/Generic (GENERIC) TADALAFIL (GENERIC) TADALAFIL (BRAND) CIALIS; Form Tablet. Tablet; Dosage 5 MG. 20 MG; 5 MG; 10 MG; MG; Quantity 30 tablets. 30 . Daily generic Cialis (tadalafil) $8 for a daily mg or 5-mg tablet; Generic Cialis (tadalafil) $11 for a single 5-mg oral tablet; $44 for a single or mg oral tablet.