Dongchuanhao is a traditional Chinese medicinal material. It is the dried whole herb of Artemisia mairei Lévl. (also known as Artemisia mairei H. Lév.), a plant belonging to the genus Artemisia of the family Asteraceae. It was first recorded in the Yunnan Seed Plants Directory (Yunnan Zhongzi Zhiwu Minglu).

Efficacy & Actions

Removes damp‑heat, disperses wind and relieves depression, and promotes diaphoresis and diuresis.

Indications

Damp‑heat encumbering the Spleen pattern, wind‑heat external contraction pattern, exterior pattern with internal water‑dampness retention.

Usage & Dosage

For oral administration: decoct in water, 6–9 g. For topical application: appropriate amount.

Medicinal Parts

Dried whole herb.

Selection & Storage

Store in a cool, dry place, protected from moisture and insects.