Lappaconitine hydrobromide

It is a diterpenoid alkaloid-laba aconitine isolated from the ranunculaceae plant high aconitum.

It is the first non-addictive analgesic drug in China.

It has the functions of analgesia, antipyretic, detumescence and local anesthesia, and has no addiction and accumulation effect. Its analgesic effect is stronger than indomethacin and weaker than morphine.