Back to Tadalafil About tadalafil – Brand names: Cialis, Adcirca Tadalafil is a medicine used to treat erection problems erectile dysfunction and symptoms of an enlarged prostate benign prostate enlargement. You need a prescription from a doctor to buy tadalafil. What is the difference between Cialis and Tadalafil? If you are still not satisfied with the results, talk to your doctor about other medication solutions for you. In these cases, counselling can prove to be a very effective form of treatment.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 drug comes in low-dose versions that can be taken daily. This means you can have sex at any time, rather than needing to take a pill from time to time as needed like other ED brands. The starting dose for daily-use Cialis is milligrams (mg). If that doesn’t work, you can increase your daily dose up to 5 mg. CIALIS for Use as Needed. Creatinine clearance 30 to 50 mL/min: A starting dose of 5 mg not more than once per day is recommended, and the maximum dose is 10 mg not more than once in every 48 hours. Creatinine clearance less than 30 mL/min or on hemodialysis: The maximum dose is 5 mg not more than once in every 72 hours [see .