If Cialis is too weak for you, then with Cialis Professional you will be completely satisfied. Tadalafil was found to have similar benefits for lower urinary tract symptoms as the usually prescribed tamsulosin. Cialis can also interact with other medications, including nitrates and blood pressure medications. Medications, including Cialis, are now available online, making it convenient for patients to access them. Take both tablets at the same time each day. Subsequently, the FDA approved both vardenafil [27] and tadalafil in Cialis has a longer duration of action, up to 36 hours, compared to other ED medications.Brand-name Cialis. $20 for a single 5-mg oral tablet; These higher dose pills are available in 5 mg, 10 mg, and 20 mg and should be taken 30–60 minutes before sex.  · The maximum dose of Cialis that can be taken in a day is 20 mg. You should not take Cialis more than once a day. In clinical trials, Cialis helped people with ED symptoms for up to We would like to show you a description here but the site won’t allow more.