eflornithine [ 2- ( difluoromethyl ) -dl-ornithine monohydrochloride , monohydrate ; dfmo ] is an ornithine decarboxylase inhibitor used to treat pneumocystis carinii pneumonia ( pcp ) in aids patients unresponsive or intolerant to conventional drug therapy .
C0002260
eflornithine
C0029277
ornithine