Persons surnamed “Cialis” objected to Eli Lilly and Company’s so naming the drug, but the company has maintained that the drug’s trade name is unrelated to the surname. What special dietary instructions should I follow? Benign prostatic hypertrophy is a condition in which the prostate gland becomes enlarged, obstructing the free flow of urine. However, safety should always be the top priority. People with kidney or liver problems will need to either take a lower dose of Cialis or avoid the medication altogether, depending on the severity of the condition. Cialis is available as a tablet that’s taken by mouth. Your doctor will help you decide the best time for you to take tadalafil before sexual activity.Tadalafil – STADA T20 – 20 Milligramm. Tadalafil, sold under the brand name Cialis among others, is a medication used to treat erectile dysfunction, benign prostatic hyperplasia, and pulmonary arterial hypertension. It is taken by mouth. Onset is typically within half an hour and the duration is up to 36 hours. Common side effects include headache, muscle pain, . Key takeaways: Cialis (tadalafil) is a popular medication used to treat erectile dysfunction. It’s available in tablets ranging from mg to 20mg. It can cost more than $ for a . $ medication_outlined Availability Available See GoodRx coupons warning Are you looking for information on Adcirca (tadalafil) instead? What is Tadalafil (Cialis)? Drug Facts Common Brands Cialis Drug Class PDE-5 inhibitor Controlled Substance Classification Not a controlled medication Generic Status No lower-cost .