Formulas · Purge Downward 瀉下 · Donguibogam · Japbyeong (Cold Damage)
Major Order the Qi Decoction
Daeseunggi-tang
한글 대승기탕 · Pinyin Da Cheng Qi Tang
大承氣湯
Composition 構成
- Daehwang大黃 대황 · Rhubarb16 g
Chief 君 - Mangcho芒硝 망초 · Mirabilite8 g
Deputy 臣 - Jisil枳實 지실 · Immature Bitter Orange8 g
Assistant 佐 - Hubak厚朴 후박 · Magnolia Bark8 g
Assistant 佐
Total 40 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
- Vigorously purges heat accumulation from the Yangming bowel
- Breaks up fullness and drains downward
Indications 主治
Pattern-based
- Yangming bowel excess — fullness distention dryness and hardness
- Constipation with abdominal pain refusing pressure
- Tidal fever with delirious speech
Biomedical correlates
- Severe constipation with distention (acute care context)
- Febrile illness with bowel obstruction pattern
Clinical commentary 臨床
The strongest purgative in the classical canon — reserved for genuine excess with all four signs present. Modern outpatient use is rare and brief; its value today is as the reference point that defines the entire descending method. — Eui Young (Justin) Chung, L.Ac., Dipl. O.M.