PharmGKB summary: tramadol pathway.

Departments of Genetics, Bioengineering, Stanford University, Stanford, California, USA, Department of Anaesthesiology and Pain Medicine, Inselspital, Department of Clinical Research, University of Bern, Bern, Switzerland and Institute of Clinical Pharmacology, University Medical Center, Göttingen, Germany Correspondence to Teri E. Klein, PhD, Department of Genetics, Stanford University Medical Center, 318 Campus Drive, Clark Center Room S221A, MC 5448, Stanford, CA 94305, USA Tel: + 1 650 725 0659; fax: + 1 650 725 3863; e-mail: [email protected]