Ask your pharmacist or doctor for a copy of the manufacturer’s information for the patient. Tadalafil may not be safe for people with certain medical conditions, including people who have had a stroke , have coronary heart disease or retinitis pigmentosa an eye disease. Tadalafil Adcirca is used to improve the ability to exercise in people with pulmonary arterial hypertension PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness. The FDA has also approved tadalafil for treatment of both benign prostatic hypertrophy and erectile dysfunction where the two conditions co-exist. BPH occurs when the prostate and the surrounding tissues become enlarged. Alternatively, Cialis may be prescribed as an as-needed treatment for ED, to be taken before sexual activity. Also tell your doctor if you or any of your family members have or have ever had an eye disease such as retinitis pigmentosa an inherited eye condition that causes loss of vision or if you have ever had sudden severe vision loss, especially if you were told that the vision loss was caused by a blockage of blood flow to the nerves that help you see.Published on October 12, Medically reviewed by Femi Aremu, PharmD Table of Contents View All Understanding ED What Is Cialis? How Cialis Works Efficacy Dosing . Generic Cialis can be purchased online. Enjoy free shipping, overnight delivery, and other perks. There are different delivery and dosage options available. Skip to content. Shopping Cart (7 items) You’re. Price: Remove Qty: + $1, Qty: + Remove. 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.