praziquantel

noun

praz·​i·​quan·​tel ˌpraz-i-ˈkwän-ˌtel 

: an anthelmintic drug C₁₉H₂₄N₂O₂ used especially in the treatment of schistosomiasis and infection by liver flukes

Note: Praziquantel is marketed under the trademark Biltricide.