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| Chemical Name | Dosage | Reference |
|---|---|---|
| METHYL-GALLATE | MIC=12.5-50 ug/ml | Duke, 1992 * |
| PROANTHOCYANIDINS | not available | Duke, 1992 * |
| SANGUINARINE | LD50=292 (ivn rat) | Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp. |
| THYMOHYDROQUINONE | MIC=50-200 ug/ml | Duke, 1992 * |
| THYMOL | MIC=50-200 ug/ml | Duke, 1992 * |
| WITHAFERIN | not available | Hutchings, A, Scott, AH, Lewis, G, and Cunningham, A. 1996. Zulu Medicinal Plants. An inventory. University of Natal Press, Pietermaritzburg. 450 pp. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Pimenta dioica | Allspice; Jamaica-Pepper; Pimenta; Clover-Pepper; Pimento | 2 | 965 |
| Pimenta racemosa | Bayrum Tree; West Indian Bay | 1 | 1, 360 |
| Pimpinella anisum | Anise; Sweet Cumin | 1 | 0 |
| Pinus sylvestris | Scotch Pine | 1 | 0 |
| Piper auritum | Cordoncillo; Hierba Santa; Hoja Santa | 1 | 0 |
| Piper cubeba | Cubeb; Cubeb Pepper | 1 | 2, 800 |
| Piper nigrum | Black Pepper; Pepper; White Pepper | 1 | 0 |
| Podophyllum peltatum | Mayapple | 1 | 0 |
| Polygonum hydropiper | Common Smartweed | 1 | 0 |
| Polygonum hydropiperoides | Mild Water Pepper | 1 | 0 |
| Polygonum multiflorum | Chinese Cornbind; Fleeceflower; Fo Ti; He Shou Wu; Chinese Knotweed | 1 | 0 |
| Populus nigra | Black Poplar | 1 | 0 |
| Prunella vulgaris | Self-Heal; Heal-All | 1 | 4, 500 |
| Prunus armeniaca | Apricot | 1 | 0 |
| Prunus cerasus | Sour Cherry | 1 | 0 |
| Prunus persica | Peach | 1 | 0 |
| Prunus serotina | Black Cherry; Wild Cherry | 1 | 0 |
| Psidium guajava | Guava | 1 | 0 |
| Pterocarpus marsupium | Indian Kino; Malabar Kino; bijasal | 1 | 0 |
| Pterocarpus santalinus | Red Saunders | 1 | 0 |