Tazzle 20 FM is a medication used to treat erectile dysfunction (ED) in men. It contains the active ingredient tadalafil, which belongs to a class of medications called phosphodiesterase type 5 (PDE5) inhibitors. Tadalafil works by increasing blood flow to the penis, allowing men to achieve and maintain erections when sexually stimulated. Tazzle 20 FM is a moderate dose formulation of tadalafil, typically prescribed for individuals who require a standard strength of the medication. It is available in tablet form and is usually taken orally with water, either with or without food, as directed by a healthcare provider.