Pharmaceutical Name

Fructus Alpiniae oxyphyllae

Botanical Name

Alpinia oxyphylla Miq.

Common Name

Black cardamom, Bitter cardamom

Source of Earliest Record

Bencao Shiyi

Part Used & Method for Pharmaceutical Preparations

The fruit is gathered in summer. It is dried in the sun, fried with sand and peeled.

Properties & Taste

Pungent and warm

Meridians

Spleen and kidney

Functions

1. To warm and tonify the spleen and kidneys; 2. To prevent emissions and stop diarrhea

Indications & Combinations

1. Invasion of cold in the spleen and kidneys manifested as abdominal pain and vomiting. Bitter cardamom (Yizhiren) is used with Pilose asiabell root (Dangshen), White atractylodes (Baizhu) and Dried ginger (Ganjiang). 2. Kidney deficiency manifested as enuresis and seminal emissions. Bitter cardamom (Yizhiren) is used with Dioscorea (Shanyao) and Lindera root (Wuyao) in the formula Suoquan Wan. 3. Diarrhea and excessive salivation due to spleen deficiency. Bitter cardamom (Yizhiren) is used with Poria (Fuling), Dioscorea (Shanyao), Pilose asiabell root (Dangshen) and Pinellia tuber (Banxia).

Dosage

3-6 g

Cautions & Contraindications

This herb is contraindicated in cases with deficiency of yin with excessive fire, seminal emissions, frequent urination and uterine bleeding caused by heat.