Occurrence of the Synthetic Analgesic Tramadol in an African Medicinal Plant

Abstract

The root of the matter: The analgesic tramadol has been isolated from the root bark of N. latifolia, an African medical plant. This finding is a rare example of a common synthetic drug that occurs at considerable concentrations in nature. Cl purple, N blue, O red. As a service to our authors and readers, this journal provides supporting information supplied by the authors. Such materials are peer reviewed and may be re-organized for online delivery, but are not copy-edited or typeset. Technical support issues arising from supporting information (other than missing files) should be addressed to the authors. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.