Formulas · Drain Dampness 利水滲濕 · Donguibogam · Japbyeong (Dampness)

Stomach Poria Decoction

Wiryeong-tang

한글 위령탕 · Pinyin Wei Ling Tang

胃苓湯

Composition 構成

Changchul Cang Zhu
蒼朮 창출 · Black Atractylodes

8 g
Chief 君
Taeksa Ze Xie
澤瀉 택사 · Alisma

5 g
Chief 君
Jinpi Chen Pi
陳皮 진피 · Aged Tangerine Peel

6 g
Deputy 臣
Hubak Hou Po
厚朴 후박 · Magnolia Bark

4 g
Deputy 臣
Jeoryeong Zhu Ling
猪苓 저령 · Polyporus

4 g
Deputy 臣
Jeokbokryeong Chi Fu Ling
赤茯苓 적복령 · Poria (red)

4 g
Assistant 佐
Baekchul Bai Zhu
白朮 백출 · White Atractylodes

4 g
Assistant 佐
Yukgye Rou Gui
肉桂 육계 · Cinnamon Bark

2 g
Assistant 佐
Saenggang Sheng Jiang
生薑 생강 · Fresh Ginger

3 g
Envoy 使
Gamcho Gan Cao
甘草 감초 · Licorice

2.4 g
Envoy 使
Daejo Da Zao
大棗 대조 · Jujube

2 g
Envoy 使

Total 44.4 g per packet (첩) · representative dosage — verify against source texts.

Received this formula from your practitioner? Amounts shown here are classical reference values — granule and prepared products differ. Always follow your prescribed dosage and directions.

Actions 效能

Dries and drains dampness through two routes
Harmonizes the Stomach and promotes urination

Indications 主治

Pattern-based

Dampness flooding the middle with watery diarrhea
Abdominal distention with scanty urination
Summertime diarrhea with heaviness

Biomedical correlates

Acute watery diarrhea
Gastroenteritis with bloating
Diarrhea with reduced urination

Clinical commentary 臨床

Pyeongwi-san plus Oryeong-san — dry the swamp and open the drain simultaneously. The textbook example of formula combination (合方) in the Korean tradition, and still the standard answer to watery diarrhea. — Eui Young (Justin) Chung, L.Ac., Dipl. O.M.