Amino acid drugs. Used as amino acid infusion and synthesis amino acid preparation. It is used for the diagnosis and treatment of idiopathic hyperglycemia in children, as well as disorders of glucose metabolism, liver diseases with reduced bile secretion, anemia, poisoning, muscular dystrophy, poliomyelitis sequelae, neuritis and psychosis. It is contraindicated in patients with diabetes, cerebrovascular sclerosis and kidney disease with proteinuria and hematuria. Patients with gastric and duodenal ulcer should not take it (refer to relevant literature)