Apocynaceae alkaloidsApocynaceae alkaloids are natural products found in the plant family of the dogbane family.OccurrenceThe alkaloid tabernanthin is found in Tabernaemontana laurifolia. The alkaloids voacangin and voacristin were isolated from Voacanga africana.RepresentativesRepresentatives include tabernanthine, voacangine and voacristine.UsesPlant parts of Voacanga africana are utilized by African natives for various purposes, including as hallucinogens, in cultic ceremonies, and as aphrodisiacs.Ethnomedicinal useA decoction made from the stem or root bark is employed for the treatment of mental disorders and as an analgesic. The sap is applied to cavities in teeth. In southeastern Nigeria, Voacanga africana is an integral part of numerous healing rituals.