The phytochemical investigation of the leaves and stems of Murraya tetramera C. C. Huang, a traditional folk medicine used as an anti-inflammatory agent, yielded 19 simple carbazole alkaloids, two of which (1-ethoxy-2-hydroxy-3-methylcarbazole and 1,7-dimethoxy-8-formyl-2-hydroxy-3-methylcarbazole,