An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Expectorant

Expectorant

Select a Results View:

Download these results as:
CSV
EXCEL
PDF
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
TERPINEOL *
THYMOL Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
VASICINE *
Download these results as:
CSV
EXCEL
PDF
List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Aegle marmelos Bael de India; Bael fruit 1 0
Aeolanthus myriantha Ninde 2 0
Aesculus hippocastanum Horse Chestnut 6 306, 000
Agastache foeniculum Giant Hyssop 3 95
Agastache nepetoides 3 23
Agastache rugosa 4 20, 000
Agastache urticifolia Nettle-Leaf Giant Hyssop 2 2, 496
Agathosma betulina Buchu; Honey Buchu; Mountain Buchu 7 0
Ageratum conyzoides Mexican ageratum 3 3, 864.5
Agrimonia eupatoria Agrimony; Sticklewort 1 47.20000076293945
Akebia quinata Chocolate Vine 1 0
Alangium lamarckii 1 0
Albizia lebbeck East Indian Walnut; Siris Tree; Frywood; Koko; Lebbek; Lebbek Tree; Women's-Tongue Tree 1 0
Allium cepa Onion; Shallot 2 0
Allium sativum var. sativum Garlic 5 0
Aloysia citrodora Lemon Verbena 9 5, 432
Alpinia galanga Greater Galangal; Siamese Ginger; Languas 8 153, 661.20000001788
Alpinia officinarum Lesser Galangal; Chinese Ginger 5 0
Althaea officinalis Marshmallow; White Mallow 2 80, 000
Ammi visnaga Visnaga 2 0