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

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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
TETRAHYDROCANNABINOL *
TETRAMETHYL-PYRAZINE 1 mg/kg *
TETRANDRINE *
THYMOQUINONE List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
TYLOPHORINE *
UMBELLIFERONE *
URSOLIC-ACID Tsuruga, T., Chun, Y.-T., Ebizuka, Y., and Sankawa, U. 1991. Biologically Active Constituents of Melaleuca leucadendron: Inhibitors of Induced Histamine Release from Rat Mast Cells. Chem. Pharm. Bull. 39(12): 3276-3278, 1991.
VASICINOL Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
VASICINONE 10 mg/ml aerosol Sabinsa: A series of well documented proprietary PR booklets,
e.g.Sabinsa Corps. 1998. Bronchial Asthma - Its etiology and control with traditional herbal extracts. Sabinsa Corporation. Piscataway, NJ. 49 pp.
VITAMIN-B 50 mg/2 x/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
VITAMIN-B3 50 mg 2x/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
VITEXIN *
XANTHOTOXIN *
XANTHOTOXOL Pakistan Encyclopedia Planta Medica. 1986.
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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
Pinus walliciana Bhutan Pine 2 105, 250
Piper auritum Cordoncillo; Hierba Santa; Hoja Santa 3 10, 410
Piper betel Betel Pepper 2 2, 178
Piper cubeba Cubeb; Cubeb Pepper 2 0
Piper nigrum Black Pepper; Pepper; White Pepper 9 51, 211.5
Pistacia lentiscus Mastic; Chios Mastictree; Mastictree; Mastixbaum (Ger.); Lentisco (Sp.) 4 0
Pistacia vera Pistachio 2 110, 895
Pisum sativum Pea 5 24, 749
Plantago asiatica Asian Plantain 2 0
Plantago major Common Plantain 10 50, 065
Plantago ovata Blond Psyllium; Ispaghula; Spogel Seeds; Psyllium; Indian Plantago 2 2, 913, 750
Plantago psyllium Psyllium 3 0
Platonia insignis Bakuri; Pacouri 2 2, 416
Platycodon grandiflorum Balloon Flower; Chieh-Keng; Jie-Geng 3 60, 309
Plectranthus amboinicus Amboini Coleus; Country Borage; Cuban Oregano; French Thyme; Indian Borage; Soup Mint; Spanish Thyme; Mexican Mint 3 17, 448
Plectranthus barbatus Forskohl's Coleus; Indian Coleus; False Boldo 1 13, 890
Pluchea carolinensis Pito sico; Santa maria 1 0
Plumeria acutifolia Frangipani 3 0
Podophyllum hexandrum Himalayan Mayapple 3 12, 000
Podophyllum peltatum Mayapple 4 50, 000