title: Site-protective agents.
mesh_terms: D000897:Anti-Ulcer Agents / Q000627:therapeutic use*; D001729:Bismuth / Q000627:therapeutic use; D002229:Carbenoxolone / Q000627:therapeutic use; D006035:Glycyrrhiza; D006801:Humans; D010437:Peptic Ulcer / Q000188:drug therapy*; D010936:Plant Extracts / Q000627:therapeutic use; D010946:Plants, Medicinal; D013392:Sucralfate / Q000627:therapeutic use
chemical_list: D000897:Anti-Ulcer Agents; D010936:Plant Extracts; C005981:deglycyrrhizinized liquorice; D013392:Sucralfate; D002229:Carbenoxolone; D001729:Bismuth