title: Tight binding inhibitors of xanthine oxidase.
mesh_terms: D000493:Allopurinol / Q000494:pharmacology; D001151:Arsenic / Q000494:pharmacology; D018053:Arsenites; D003486:Cyanides / Q000494:pharmacology; D005557:Formaldehyde / Q000494:pharmacology; D000432:Methanol / Q000494:pharmacology; D008956:Models, Chemical; D010117:Oxypurinol / Q000494:pharmacology; D011622:Pterins / Q000494:pharmacology; D013053:Spectrophotometry; D014969:Xanthine Oxidase / Q000037:antagonists & inhibitors*
chemical_list: D018053:Arsenites; D003486:Cyanides; D011622:Pterins; D005557:Formaldehyde; D000493:Allopurinol; D014969:Xanthine Oxidase; D010117:Oxypurinol; C015001:arsenite; D001151:Arsenic; D000432:Methanol