Thuốc Cialis 20Mg là thuốc cường dương dùng để điều trị chứng rối loạn cương dương, cần có hoạt động kích thích tính dục để có hiệu quả, không dùng cho phụ nữ. See more.Remember that this wikiHow quiz is informational, and your results should not be considered a medical diagnosis. If you have erection problems, tadalafil works by temporarily increasing blood flow to the penis when you get sexually excited. If you are thinking about using tadalafil please discuss it with your doctor. Tadalafil is available on prescription only. Soon, in , ICOS received a patent for compound IC structurally unlike sildenafil and vardenafil , and Phase 1 clinical trials began in 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. Prolonged erections can be dangerous.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. What is Cialis? Cialis is an ED treatment that works in 30 minutes and lasts for up to 36 hours (about 1 and a half days). It contains the active ingredient tadalafil and it’s effective for 80% of men. How to take Cialis. Take one tablet at least 30 minutes before sex. The effects of Cialis can last for up to 36 hours. CIALIS for once daily use is a lower dose you take every day. • Do not take CIALIS more than one time each day. • Take one CIALIS tablet every day at about the same time of day. You may attempt sexual activity at any time between doses. • If you miss a dose, you may take it when you remember but do not take more than one dose per day.If you have symptoms of an enlarged prostate gland, such as difficulty peeing or needing to pee urgently, tadalafil works by relaxing the muscles in the prostate and bladder. Tadalafil was approved in in the United States for the treatment of pulmonary arterial hypertension [28] and is under regulatory review in other regions for this condition. Soon, in , ICOS received a patent for compound IC structurally unlike sildenafil and vardenafil , and Phase 1 clinical trials began in How can I buy tadalafil? Cialis Daily will come in doses of 2. Taking Cialis does not mean you are guaranteed to get an erection. You will still need to be sexually stimulated to be able to get an erection and maintain it.