title: The fda controversy.
mesh_terms: D000818:Animals; D002229:Carbenoxolone; D002635:Chenodeoxycholic Acid; D002766:Cholecystokinin; D006801:Humans; D007792:Lactulose; D007880:Legislation, Drug; D008785:Metiamide; D010418:Pentagastrin; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D002635:Chenodeoxycholic Acid; D008785:Metiamide; D007792:Lactulose; D002766:Cholecystokinin; D010418:Pentagastrin; D002229:Carbenoxolone