Tazzle 20 mg is a phosphodiesterase type 5 inhibitor. Phosphodiesterase type 5 is an enzyme that breaks down cyclic guanosine monophosphate (cGMP). cGMP is a substance that relaxes smooth muscle cells and is responsible for increasing blood flow to the penis during sexual arousal. Tazzle 20 mg inhibits the activity of phosphodiesterase type 5, which leads to increased levels of cGMP and improved blood flow to the penis. If you're looking for a new treatment for erectile dysfunction, you may want to consider Tazzle 20 mg. This medication contains tadalafil, which is a widely-used active ingredient for ED. Tazzle 20 Tablet has been shown to be effective in treating ED in men of all ages. In addition, this medication is available in a convenient tablet form.