马钱子为马钱科植物马钱或云南马钱的干燥成熟种子。含生物碱约 1 5 %～ 5 % ,主要为士的宁 ,其次是马钱子碱 ,还有α 及 β 可鲁勃、番木鳖次碱、马钱子新碱、依卡精、番木鳖苷等。马钱子味苦、性寒 ,有大毒。归肝、脾经。功效 :散结消肿、通络止痛 ;传统用于风湿顽痹、麻木瘫 Strychnos nucifera is a dry, mature seed of the money plant equine or Yunnan equine. Contains approximately 15% to 5% of alkaloids, mainly strychnine, followed by strychnine, and alpha and beta-columbine, frenolicin, strychnine, eikacin, Hirudin and so on. Ma Zhongzi is bitter, cold, and has big poisons. Liver, spleen. Efficacy: Sanjie swelling, Tongluozhitong; traditional for rheumatism stubborn, numbness