The as-needed dose is usually 10 mg but can range from 5—20 mg. Therefore, treatments for erectile dysfunction, including CIALIS, should not be used in men for whom sexual activity is inadvisable as a result of their underlying cardiovascular status. Although CIALIS has not been shown to increase bleeding times in healthy subjects, use in patients with bleeding disorders or significant active peptic ulceration should be based upon a careful risk-benefit assessment and caution. Healthcare providers have experience talking about ED and providing treatment options without any judgment or shame. If you ever need emergency medical treatment for a heart problem, the health care providers who treat you will need to know when you last took tadalafil. How should this medicine be used? · But on average, its effects start to lessen 2 to 3 hours after you take a dose. The typical dose for once-daily Cialis for ED is milligrams (mg) to 5 mg. When used as needed for ED, the usual. Detailed dosage guidelines and administration information for Cialis (tadalafil). Includes dose adjustments, warnings and precautions. Experience the most hassle free flight booking and get great deals with reasonable rates. Great deals Cialis may be the preferred option for those who want to take a pill once a day and experience longer. Tadalafil (Cialis) is used to treat erectile dysfunction (ED, impotence; inability to get or keep an erection), and the symptoms of benign prostatic hyperplasia (BPH; an enlarged prostate) which include difficulty urinating (hesitation, dribbling, weak stream, and incomplete bladder emptying), painful urination, and urinary frequency and urgency in adult men.