title: Disappearing food animal drugs.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy*; D007491:Ipronidazole / Q000627:therapeutic use*; D008297:Male; D009593:Nitroimidazoles / Q000627:therapeutic use*; D004366:Nonprescription Drugs; D014245:Trichomonas Infections / Q000188:drug therapy / Q000662:veterinary*; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D009593:Nitroimidazoles; D004366:Nonprescription Drugs; D007491:Ipronidazole