| Chemical | Dosage | References |
|---|---|---|
| PSORALEN | -- | Merck 11th Edition |
| LUCIDIN | -- | * |
| INDOLE-3-CARBINOL | -- | * |
| EMODIN | -- | * |
| BETA-ASARONE | -- | * |
| ALOE-EMODIN | -- | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| 1-HYDROXYANTHRAQUINONE | -- | De Smet, P.A.G.M., Keller, K., Hansel, R. and Chandler, R.F., eds. 1993. Adverse Effects of Herbal Drugs 2. Springr-Verlag, Berlin. 348pp. |