Sorry something went wrong with your subscription Please, try again in a couple of minutes Retry. BPH is caused by an enlarged prostate. If you take nitrates in any form, or are on treatment for pulmonary hypertension , you should not take tadalafil. Tadalafil will make these symptoms less severe and reduce the chance that prostate surgery will be needed. Check the healthdirect’s medicines section for more information about tadalafil.Tadalafil (Cialis) is available both as brand-name and generic tablets. Common side effects of this medication include headache and indigestion. Tadalafil Missing: usa. Yes, Cialis is available as a generic medication called tadalafil. Generic medications are just as effective as the brand. Tadalafil 10 mg is available for about $10 for 10 tablets with GoodRx. All you need to do is search for the brand or generic prescription drug using the boxes above and select your medication and checkout. Available Types Price Range / Box Strength; Viagra: Brand/Generic: $ – $ 25 – 5 – mg: View Product: Cialis: Brand/Generic: $ – $ – 5 – 10 – 20 mg: View Product: Advair Diskus.