title: Toxicity of phenazopyridine. Electron microscopical studies of canine lacrimal and nictitans glands.
mesh_terms: D000779:Anesthetics, Local / Q000633:toxicity*; D000818:Animals; D001391:Azo Compounds / Q000633:toxicity*; D003594:Cytoplasmic Granules; D004285:Dogs; D007765:Lacrimal Apparatus / Q000187:drug effects* / Q000378:metabolism; D008854:Microscopy, Electron; D010621:Phenazopyridine / Q000378:metabolism / Q000633:toxicity; D011725:Pyridines / Q000633:toxicity*; D013194:Staining and Labeling
chemical_list: D000779:Anesthetics, Local; D001391:Azo Compounds; D011725:Pyridines; D010621:Phenazopyridine