Tazzle 10 mg contains Tadalafil (10 mg), which is a medication used primarily for the treatment of Erectile Dysfunction (ED) and Benign Prostatic Hyperplasia (BPH). It can also be used for Pulmonary Arterial Hypertension (PAH), though this is less common. Tazzle 10 mg provides a higher dose of Tadalafil, typically used for on-demand treatment of ED.