Tadalafil comes as a tablet to take by mouth. One advantage Cialis has over Viagra and Levitra is its It belongs to the drug class known as PDE5 inhibitors. If you are taking tadalafil on a regular schedule, take it at around the same time every day. If you are taking tadalafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. In BPH, the medication relaxes the urinary tract and bladder muscles, allowing for more effortless urine flow. Ask your pharmacist or doctor for a copy of the manufacturer’s information for the patient.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. [4] [5] [7] It is taken by mouth. [7] Onset is typically within half an hour and the duration is up to 36 hours. Roman is a telehealth prescription service and online pharmacy that provides prescription Cialis for ED and a host of other conditions, like hair loss, cold sores, and premature ejaculation. When. Cialis is a medication approved by the Food and Drug Administration (FDA) often used to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH) in .