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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Purgative

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
SENNOSIDE-C ED50=13.3 mg/kg orl mus *
SENNOSIDE-D ED50=15.8 mg/kg orl mus *
SENNOSIDE-E ED50=15.8 mg/kg orl mus *
SENNOSIDE-F ED50=16.1 mg/kg orl mus *
SORBITOL 30-50 g/man/day Martindale's 28th
TURPETHIN *
VERBENALIN Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989.
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Verbascum thapsus Mullein; Velvetplant; Flannelleaf; Flannelplant; Great Mullein 1 250
Verbena hastata Blue Vervain; Wild Hyssop; American Blue Vervain 1 0
Verbena officinalis Vervain 1 8, 000