4-Isothiocyanato-4'-nitrodiphenylamine (C 9333-Go/CGP 4540), an anthelminthic with an unusual spectrum of activity against intestinal nematodes, filariae and schistosomes.

4-isothiocyanato-4'-nitrodiphenylamine was found to possess activity against intestinal nematodes in mice, against schistosomes in various hosts including primates and against two filarial species in the mongolian jird. Upon administration in a single oral dose it is equally effective against S. haematobium, S. mansoni and S. japonicum.