Do not stop taking tadalafil without talking to your doctor. Tadalafil is in a class of medications called phosphodiesterase PDE inhibitors. Brand names Why is this medication prescribed? Other conditions that may disqualify you from an ED prescription include a history of stroke, kidney or liver disease, cancer, diabetes, or a bleeding disorder. It’s available in 25 mg, 50 mg, and mg tablets and lasts up to 18 hours. If you become pregnant while taking tadalafil, call your doctor. In some cases, online ED providers accept health insurance.Using a mail-order pharmacy might help lower your cost for Cialis. Plus, you could get your medication without leaving home. Some Medicare plans may help cover . Learn more about Cialis oral. 1. This is a generic drug. The average cost for 30 Tablet(s), 5mg each of the generic (tadalafil) is $ You can buy tadalafil at the discounted price of $ by using the MDRx coupon, a savings of 93%. Even if this drug is covered by Medicare or your insurance, we recommend you compare prices. Cialis is approved by the FDA to treat erectile dysfunction (ED). Our medical team can prescribe Cialis 5mg, 10mg, and 20mg. The starting dose we generally recommend is .