title: No cytogenic effect of metronidazole.
mesh_terms: D002869:Chromosome Aberrations; D002986:Clinical Trials as Topic; D003424:Crohn Disease / Q000188:drug therapy; D006801:Humans; D008795:Metronidazole / Q000009:adverse effects* / Q000627:therapeutic use; D011897:Random Allocation; D012460:Sulfasalazine / Q000009:adverse effects; D013997:Time Factors
chemical_list: D008795:Metronidazole; D012460:Sulfasalazine