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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Calcium-Antagonist

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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
MICRANTHINE IC50=9.6 uM pig *
MYRISTIC-ACID-ETHYL-ESTER 0.5 g/kg scu rbt *
MYRISTICIN IC50=63.1 gpg (weak activity) *
MYRISTICIN IC50=88 uM *
N-METHYL-BERBAMINE 0.1 uM gpg *
NEFERINE IC50=0.11 uM *
NEMUARINE IC50=0.43 uM pig *
NOOTKATOL 30 uM *
NORDIHYDROGUAIARETIC-ACID 50 uM *
O-METHYLREPANDINE IC50=1.2 uM pig *
OKADAIC-ACID *
OLEIC-ACID-ETHYL-ESTER 0.5 g/kg scu rbt *
OMEGA-AGATOXIN-II-A IC50=10 nM/ *
OMEGA-AGATOXIN-TSUKUBA *
OSTHOL 100 uM *
OSTHOL 40 uM rat *
OSTHOL IC50=4 ug/ml *
OSTHOLE *
OSTRUTHOL 31.6 ug/ml gpg *
OVATODIOLIDE ivn dog *
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Tulipa gesneriana Tulip 1 0
Turnera diffusa Damiana 2 3, 023
Tussilago farfara Coltsfoot 3 3, 955
Ulex micranthus 1 0
Ulex sp 1 0
Ullucus tuberosus Melloco; Ulluco 1 3, 500
Ulmus rubra Slippery Elm; Red Elm 2 1, 160
Umbellularia californica California Bay 2 80
Uncaria guianensis Cat's Claw; Una de Gato; Garabato Colorado; Tambor Huasca; Ungunagi 4 0
Uncaria tomentosa Cat's Claw; Garabato Amarillo; Una de Gato 6 196, 530
Urtica dioica European Nettle; Stinging Nettle 4 23, 260
Vaccinium corymbosum Blueberry 7 1, 210.039999999106
Vaccinium macrocarpon Cranberry; Large Cranberry; American Cranberry 4 9, 600
Vaccinium myrtillus Bilberry; Whortleberry; Dwarf Bilberry 5 16, 770.05999999866
Vaccinium vitis-idaea Cowberry; Lingen; Lingonberry 4 7, 395
Valeriana officinalis Valerian; Common Valerian; Garden-Heliotrope 4 26, 940
Valerianella locusta Corn Salad; Lamb's Lettuce 1 7, 596
Valerianella radicata 1 3, 226
Vandasina retusa 1 7
Vanilla planifolia Vanilla; Bourbon Vanilla 1 0