Fatty liver infusion to lower enzymes generally need a few days, with the degree of liver damage and the patient’s physical condition and so on, mild fatty liver is generally about 3~5 days, if it is a severe fatty liver is generally longer infusion, can not determine the specific infusion time. 1. Related to the degree of liver damage: fatty liver is divided into mild fatty liver, moderate fatty liver and severe fatty liver, etc., with different conditions, the application time of enzyme-lowering drugs is different. For mild fatty liver, 3~5 days of infusion is enough; if it is severe fatty liver, the infusion time is usually longer, and it is not possible to determine the specific time, according to the specific condition, infusion treatment, regular review of liver ultrasound, liver function, etc. during the period of treatment, to observe the efficacy of the treatment. 2. Related to the patient’s physical condition: if the patient suffers from underlying diseases, such as hypertension, diabetes, hepatitis, etc., the general infusion time is longer. If the patient does not pay attention to dietary habits, drinking, overeating, etc. during the period of treatment, the general infusion time is longer, so the time of infusion should be determined according to the patient’s specific situation.