title: Add-on therapy: when two are not better than one.
authors.affiliation: Danish Pain Research Center, Aarhus University Hospital, Noerrebrogade 44, Building 1A, DK-8000 Aarhus C, Denmark.
authors.forename: Nanna Brix
authors.initials: NB
authors.lastname: Finnerup
mesh_terms: D003929:Diabetic Neuropathies / Q000188:drug therapy* / Q000453:epidemiology*; D000068736:Duloxetine Hydrochloride; D005260:Female; D006801:Humans; D008297:Male; D010146:Pain / Q000188:drug therapy* / Q000453:epidemiology*; D000069583:Pregabalin; D013876:Thiophenes / Q000008:administration & dosage*; D005680:gamma-Aminobutyric Acid / Q000008:administration & dosage / Q000031:analogs & derivatives*
chemical_list: D013876:Thiophenes; D000069583:Pregabalin; D005680:gamma-Aminobutyric Acid; D000068736:Duloxetine Hydrochloride