For further information contact your pharmacist or Eli Lilly and Company directly. This information is reviewed by a licensed practitioner who will assess your eligibility for the medication. Before taking tadalafil, tell your doctor and pharmacist if you are allergic to tadalafil, any other medications, or any of the ingredients in tadalafil tablets. Cialis will be available as oral tablets in 5mg, 10mg and 20mg strengths. This is important for your overall health and safety, as certain medications can negatively interact with each other or cause existing conditions to worsen.Is generic Cialis as effective as brand name? Lemonaid Health’s site directly states that the first order of tadalafil will cost $ TRT may help treat mild ED in men with low. Cialis (branded Tadalafil) Cialis is a reliable, branded ED treatment that lasts up to 36hrs. Can be taken with food. Works in 30mins, lasts up to 36hrs. Works for 80% of men. 10mg 20mg. 4 tablets. Out of stock. 8 tablets.  · The typical dose for once-daily Cialis for ED is milligrams (mg) to 5 mg. When used as needed for ED, the usual Cialis dose is 10 mg (with a maximum daily dose of 20 mg). The typical dose of.