Cialis, known by its scientific name ‘Tadalafil’, is a medication commonly known for treating erectile dysfunction ED and symptoms of benign prostatic hyperplasia BPH. It’s a testament to the ever-evolving world of medical science and its unwavering commitment to our health. What is Cialis? Knowing that one can maintain a fulfilling intimate relationship bolsters self-esteem and overall mental health. Cialis works by enhancing the effects of one of the chemicals the body normally releases into the penis during sexual arousal.Cialis is a PDE5 inhibitor, a drug designed to treat erectile dysfunction (ED). It is a selective inhibitor of cyclic monosphosphate (cGMP)-specific phosphodiesterase type 5. Cialis was approved by the FDA in It’s generic name is Tadalafil and is recommended as an “as needed” medication. It is among the five FDA approved drugs that can be. Cialis is available only by prescription. It’s not available over the counter. Compare prices and print coupons for Tadalafil (Cialis) (Generic Cialis) and other drugs at CVS, Walgreens, and other pharmacies. Prices start at $