Tadalafil, the active ingredient in Tazzle, is used to treat male erectile dysfunction. Tazzle is a prescription medication that can be purchased from any pharmacy, medical supply store, or major internet pharmacy.

The key ingredient in Tazzle tablets, tadalafil (PDE-5 inhibitor), relaxes the muscles in penile blood vessels, increasing blood flow to the penis and treating erectile dysfunction. By facilitating easier blood flow by relaxing the lungs' blood arteries, it also cures pulmonary hypertension.