title: High-dose dihydrocodeine produces hyperalgesia.
mesh_terms: D003061:Codeine / Q000009:adverse effects / Q000031:analogs & derivatives*; D006801:Humans; D006930:Hyperalgesia / Q000139:chemically induced*; D006941:Hyperesthesia / Q000139:chemically induced*
chemical_list: C014481:dihydrocodeine; D003061:Codeine