| Chemical | Dosage | References |
|---|---|---|
| SITOINDOSIDES | -- | Hutchings, A, Scott, AH, Lewis, G, and Cunningham, A. 1996. Zulu Medicinal Plants. An inventory. University of Natal Press, Pietermaritzburg. 450 pp. |
| TANNIN | -- | * |
| TETRAHYDROCANNABINOL | -- | * |
| TETRANDRINE | -- | * |
| TYLOPHORINE | -- | * |
| VANILLIC-ACID | -- | * |
| VANILLIN | -- | * |
| VERBASCOSIDE | -- | * |
| VINBLASTINE | -- | Martindale's 28th |
| VINCRISTINE | -- | Martindale's 28th |
| WITHAFERIN-A | -- | Iwu, M.M. 1993. Handbook of African Medicinal Plants. CRC Press, Boca Raton, FL 435 pp. |
| WITHANOLIDE-D | -- | * |
| ZINC | 300 mg/day/6 wks/orl/man | Martindale's 29th |