Formula
Minor Blue Dragon Decoction
小青龍湯xiao qing long tang
1 source
8 herbs·from Shanghan Lun (Treatise on Cold Damage)
In the Shanghan Lun (《傷寒論》) tradition, this formula is described for an unresolved exterior cold-damage presentation with water-qi (retained fluid) lodged below the heart: dry retching, fever, and cough — with variable signs such as thirst, diarrhea, a choking sensation, inhibited urination with lower-abdominal fullness, or wheezing. A historical indication, not a modern diagnostic or treatment recommendation.
Source
传统主治（traditional context, not a modern clinical claim）：傷寒表不解，心下有水氣，乾嘔發熱而欬，或渴，或利，或噎，或小便不利、少腹滿，或喘者，小青龍…
Shanghan Lun (Treatise on Cold Damage)《伤寒论》辨太阳病脉证并治·小青龍湯（证治条文·宋本40）
References
- Self-authored English rendering of the classical formula name (pinyin + sense translation); not a verbatim excerpt, no modern proprietary source.
Composition
- Ephedra三兩
- Peony Root (Shao yao)三兩
- Asarum (Xi xin)三兩
- Dried Ginger (Gan jiang)三兩
- Licorice三兩
- Cassia Twig (Gui zhi)三兩
- Schisandra (Wu wei zi)半升
- Pinellia (Ban xia)半升
Citations
- Shanghan Lun (Treatise on Cold Damage) · Zhang Zhongjing · 《伤寒论》辨太阳病脉证并治·小青龍湯（组成·宋本40）Cited from Shanghan Lun (Treatise on Cold Damage) for its composition.
- Shanghan Lun (Treatise on Cold Damage) · Zhang Zhongjing · 《伤寒论》辨太阳病脉证并治·小青龍湯（证治条文·宋本40）；hash 锚含方名唯一上下文片段Cited from Shanghan Lun (Treatise on Cold Damage) for its traditional indications.
- Shanghan Lun (Treatise on Cold Damage) · Zhang Zhongjing · 《伤寒论》辨太阳病脉证并治·小青龍湯（煎服法·宋本40）Cited from Shanghan Lun (Treatise on Cold Damage) for its preparation & usage.