ABSTRACT
Praziquantel—originally EMBAY 8440—was developed and subsequently marketed by Bayer as Biltricide (McMahon, 1981). It is a pyrazinoisoquinoline derivative, with the full chemical name of 2-cyclo-hexylcarbonyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a] isoquinolin-4-one. Its molecular formula is C19H24N2O2 and its molecular weight is 312.41. The chemical structure of praziquantel is shown in Figure 207.1. Chemical structure of praziquantel. https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315152110/08d8042d-9481-4a8d-8c27-9bd589f6de6b/content/fig207_1.tif" xmlns:xlink="https://www.w3.org/1999/xlink"/>
