Pharmaceutical Name:

Fructus Evodiae

Botanical Name:

Evodia rutaecarpa (Juss.) Benth.

Common Name:

Evodia fruit

Source of Earliest Record:

Shennong Bencao Jing

Part Used & Method for Pharmaceutical Preparations:

The fruit is gathered in August or November and dried in the sun.  It is then soaked in the decoction of Licorice root (Gancao).

Properties and Taste:

Pungent, bitter, hot and slightly toxic

Meridian:

Liver, spleen and stomach

Functions:

To dispel cold and stop pain
To pacify the liver and direct rebellious qi downward
To stop vomiting

Indications and Combinations:

1.     Cold attacking the spleen and stomach manifested as epigastric and abdominal cold pain.
*Use with Dried ginger (Ganjiang) and Coptis root (Muxiang).

2.      Cold stagnation in the liver meridians manifested as hernia.
*Use with Fennel fruit (Xiaohuixiang) and Lindera root (Wuyao).

3.     Weakness of spleen and stomach, and liver qi rising upward manifested as headache and vomiting.
*Use with Ginseng (Renshen) and Fresh rehmannia (Shengjiang) in the formula Wuzhuyu Tang.

4.      Deficiency and cold of the spleen and kidneys manifested as chronic diarrhea.
*Use with Schisandra fruit (Wuweizi) and Nutmeg (Roudoukou) in the formula Sishen Wan.

5.     Beriberi.
*Use with Chaenomeles fruit (Mugua) for external application.

6.     Vomiting and acid regurgitation:

a)       Cold in the stomach .
*Use with Fresh ginger (Shengjiang) and Pinellia tuber (Banxia).

        b)       Fire transformed from prolonged liver qi stagnation.
*Use with Coptis root (Huanglian) in the formula Zuojin Wan.

Dosage:

1.5-5 g