Take Tazzle 20 drug within the dose and duration as advised by your physician. Swallow it as an entire. don't chew, crush or break it. This Tablet is to be loving food. Tadalafil is employed to treat dysfunction (inability to realize or maintain penile erection), symptoms of enlarged ductless gland in male (benign prostatic hyperplasia) like difficulty while urinating, painful urination and urinary urgency; and increased force per unit area in lungs (pulmonary arterial hypertension).