Plant Tabebuia impetiginosa (Bignoniaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Pau d'arco; Taheebo

How this plant is used

Medicinal

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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name	Activity Count	Plant Part	Low Parts Per Million	High Parts Per Million	Standard Deviation	Reference
DEHYDRO-ALPHA-LAPACHONE	3	Heart Wood	not available	62.0	not available	Duke, 1992 *
DEHYDRO-ALPHA-LAPACHONE	3	Stem Bark	not available	not available	not available	Duke, 1992 *
DEOXYLAPACHOL	3	Heart Wood	not available	28.0	not available	Duke, 1992 *
KIGELINONE	0	Bark	not available	2.8	not available	Duke, 1992 *
KIGELINONE	0	Tissue Culture	not available	500.0	not available	Duke, 1992 *
LAPACHENOLE	0	Bark	15.0	150.0	not available	Duke, 1992 *
LAPACHENOLE	0	Heart Wood	not available	200.0	not available	Duke, 1992 *
LAPACHOL	48	Bark	not available	1400.0	not available	Duke, 1992 *
LAPACHOL	48	Heart Wood	not available	41240.0	not available	Duke, 1992 *
LAPACHOL	48	Stem Bark	not available	not available	not available	Duke, 1992 *
LAPACHOL	48	Wood	not available	159000.0	not available	Duke, 1992 *
LAPACHOL-METHYL-ETHER	0	Heart Wood	not available	26.0	not available	Duke, 1992 *
MENAQUINONE-1	0	Heart Wood	not available	10.0	not available	Duke, 1992 *
O-HYDROXYBENZOIC-ACID	0	Heart Wood	not available	82.0	not available	Duke, 1992 *
P-HYDROXY-BENZOIC-ACID	13	Plant	not available	not available	not available	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PEONIDIN-3-CINNAMYL-SOPHOROSIDE	0	Flower	not available	not available	not available	Duke, 1992 *
PHTHIOLOL	0	Heart Wood	not available	18.0	not available	Duke, 1992 *
QUERCETIN	176	Heart Wood	not available	not available	not available	Duke, 1992 *
RS-8-HYDROXY-2-(1'-HYDROXY-ETHYL)-NAPHTHO-(2,3,B)-FURAN-4,9-DIONE	0	Stem Bark	not available	4.0	not available	Duke, 1992 *
TABEBUIN	0	Heart Wood	not available	20.0	not available	Duke, 1992 *

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List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity	Chemical Count	Reference
Candidicide	3	Duke, 1992 *
Capillariprotective	1	Merck 11th Edition
Carcinogenic	2	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.
Catabolic	1	Duke, 1992 *
Choleretic	2	Duke, 1992 *
Clastogenic	1	Duke, 1992 *
COMT-Inhibitor	1	Duke, 1992 *
Contraceptive	1	Mills, Simon and Bone, Kerry. 2000. Phytotherapy. Churchill Livinston, Edinburgh.
Copper-Chelator	1	Duke, 1992 *
COX-2-Inhibitor	1	Duke, 1992 *
Cyclooxygenase-Inhibitor	1	Duke, 1992 *
Cytochrome-P450-1A2-Inhibitor	1	Duke, 1992 *
Cytotoxic	3	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Deiodinase-Inhibitor	1	Jim Duke's personal files.
Diaphoretic?	1	Lawrence Review of Natural Products, Dec-90.
Differentiator	1	Duke, 1992 *
Emetic	1	Duke, 1992 *
Estrogenic	2	Duke, 1992 *
FLavor	1	Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Fungicide	6	Mills, Simon and Bone, Kerry. 2000. Phytotherapy. Churchill Livinston, Edinburgh.