Do not take a double dose to make up for a missed one. Talk to your doctor about eating grapefruit and drinking grapefruit juice while taking this medicine. Those with pre-existing conditions should always consult a healthcare provider before taking new medications or supplements. Before taking tadalafil, tell your doctor and pharmacist if you are allergic to tadalafil, any other medications, or any of the ingredients in tadalafil tablets. It’s available in 25 mg, 50 mg, and mg tablets and lasts up to 18 hours. Some platforms have a digital pharmacy that ships the medication to your home, while others send an electronic prescription to your local pharmacy. Physicians should discuss with patients the potential for CIALIS to augment the blood-pressure-lowering effect of alpha-blockers and antihypertensive medications.The recommended starting dose for Cialis intended for once daily use is mg, take at the same time each day, without regard to timing of sexual activity. This may be increased to 5mg/day based on need and tolerability. May be taken with or without food. Cialis is available as a generic, under the name tadalafil. 3. 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, . You can connect with a doctor on Maple in minutes who can prescribe Cialis online in Canada at their discretion. What are the side effects and risks of Cialis? Common side .