about half of the nai tone villagers were given a broad spectrum antihelminthic ( albendazole ) , and the boh saen students were all treated successively with three drugs : piperazine citrate to treat for ascaris , pyrantel pamoate to treat for hookworm , and mebendazole to treat for trichuris .
C0003158
antihelminthic
C0001911
albendazole