Among Chinese societies, where the use of Chinese herbal medicines is prevalent, Singapore restricted the use of aristolochic acid to no more than two weeks per patient, and mainland China prohibited the use of Aristolochia manshuriensis, the plant with the highest concentrations of the acid.
至於中藥盛行的華人國家中，新加坡限制含馬兜鈴酸的藥品不得使用超過兩周，中國大陸則是禁用含馬兜鈴酸成份最多的「關木通」。