Formula

Platycodon Decoction

桔梗湯jie geng tang

1 source

2 herbs·from Shanghan Lun (Treatise on Cold Damage)

In the Shanghan Lun (《傷寒論》) tradition, this formula is described for a Shaoyin sore throat that persists after the simpler sore-throat formula. A historical indication, not a modern diagnostic or treatment recommendation.

Source

传统主治（traditional context, not a modern clinical claim）：少陰病，二三日，咽痛者，可與甘草湯，不差，與桔梗湯。…

Shanghan Lun (Treatise on Cold Damage)《伤寒论》辨少阴/厥阴病脉证并治·桔梗湯（证治条文·宋本311）

References

Self-authored English rendering of the classical formula name (pinyin + sense translation); not a verbatim excerpt, no modern proprietary source.

Composition

Platycodon Root一兩
Licorice二兩

Citations

Shanghan Lun (Treatise on Cold Damage) · Zhang Zhongjing · 《伤寒论》辨少阴/厥阴病脉证并治·桔梗湯（组成·宋本311）Cited from Shanghan Lun (Treatise on Cold Damage) for its composition.
Shanghan Lun (Treatise on Cold Damage) · Zhang Zhongjing · 《伤寒论》辨少阴/厥阴病脉证并治·桔梗湯（证治条文·宋本311）；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》辨少阴/厥阴病脉证并治·桔梗湯（煎服法·宋本311）Cited from Shanghan Lun (Treatise on Cold Damage) for its preparation & usage.