Thyme (Thymi herba)

Published December 5, 1984; Revised March 13, 1990, and December 2, 1992.
List of German Commission E Monographs (Phytotherapy)


Name of Drug

Thymi herba, thyme.

Composition of Drug

Thyme is constituted of the stripped and dried leaves and flowers of Thymus vulgaris L., T. zygis L. [Fam. Lamiaceae], or both species as well as their preparations in effective dosage.

The herb contains at least 0.5 percent phenols, calculated as thymol (C10HO, MW=150.2) based on the dried herb.


Symptoms of bronchitis and whooping cough.

Catarrhs of the upper respiratory tracts.


None known.

Side Effects

None known.

Interactions with Other Drugs

None known.


Unless otherwise prescribed:

1 - 2 g of herb for 1 cup of tea, several times a day as needed; 1 - 2 g fluidextract 1 - 3 times daily; 5 percent infusion for compresses. Mode of Administration Cut herb, powder, liquid extract or dry extract for infusions and other galenical preparations. Liquid and solid medicinal forms for internal and external application.

Note: Combinations with other herbs that have expectorant action could be appropriate.