reversed.
History.Praziquantel was developed in the laboratories for parasitological research of Bayer AG andMerck KGaAin Germany (Elberfeld and Darmstadt) in the mid 1970s. 
核准状况.吡喹酮名列世界卫生组织基本药物标准清单之中, 是世界上对于基本公共卫生最重要的药物之一。在