If you take nitrates in any form, or are on treatment for pulmonary hypertension , you should not take tadalafil. Benefits of Purchasing Cialis Online Convenience: The most apparent advantage of buying Cialis online is the sheer convenience it offers. They have the same benefits and risks as their brand-name counterparts. Check the healthdirect’s medicines section for more information about tadalafil. If you have an erection that lasts for more than 4 hours, you should go to the nearest hospital emergency department. It works faster than Cialis Single, starts working in minutes and has a longer duration of action.AdRead Customer Reviews & Find Best Sellers. Free, Easy Returns On Millions Of Items. Get Deals and Low Prices On pill for ed On has been visited by 1M+ users in the past monthTypes: Accessibility · Pet Supplies · Pharmacy. We would like to show you a description here but the site won’t allow more. 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.