title: H2-antagonists and hepatitis.
mesh_terms: D056486:Chemical and Drug Induced Liver Injury / Q000453:epidemiology*; D002927:Cimetidine / Q000009:adverse effects*; D006801:Humans; D011899:Ranitidine / Q000009:adverse effects*
chemical_list: D002927:Cimetidine; D011899:Ranitidine