Amineptine is also called compound aminobarbital injection, the main ingredients of which include aminopyrine, antipyrine and barbiturate. The drug is mainly used for emergency fever reduction in acute high fever, and also has a relieving effect on headache symptoms in fever. The drug belongs to the class of antipyretic and analgesic drugs, aminopyrine and antipyrine sodium belong to the same class of pyrazolone antipyretic and analgesic drugs, which can inhibit the synthesis and release of prostaglandins and restore the normal responsiveness of the central sensory neurons in thermoregulation and play an antipyretic role, and also play an analgesic role by inhibiting the synthesis of prostaglandins and so on. Aminopyrine can also inhibit the synthesis and release of prostaglandins in inflammatory local tissues, can stabilize the lysosomal membrane, affect the phagocytosis of phagocytes and anti-inflammatory, barbiturates can mainly enhance the analgesic effect, so the drug is used clinically in patients with emergency hyperthermia. The drug is not recommended for long-term use, long-term use may have serious side effects, such as granulocytopenia, aplastic anemia, liver and kidney damage and other serious reactions, the drug is only used for patients with emergency antipyretic.