Formula
Spider Powder
蜘蛛散zhi zhu san
1 source
2 herbs·from Jingui Yaolue (Essential Prescriptions of the Golden Cabinet)
In the《Jingui Yaolue》tradition, this formula is described for the "fox-mounting" (陰狐疝) qi pattern, in which a one-sided swelling of unequal size shifts up and down. A historical indication, not a modern diagnostic or treatment recommendation.
Source
传统主治（traditional context, not a modern clinical claim）：陰狐疝氣者，偏有小大，時時上下，蜘蛛散主之。…
Jingui Yaolue (Essential Prescriptions of the Golden Cabinet)《金匮要略》趺蹶手指臂肿转筋阴狐疝蛔虫病脉证治第十九·蜘蛛散证（4条）
References
- Self-authored English rendering of the classical formula name (pinyin + sense translation); not a verbatim excerpt, no modern proprietary source.
Composition
- Spider (Zhi zhu)十四枚
- Cassia Twig (Gui zhi)半兩
Citations
- Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) · Zhang Zhongjing · 《金匮要略》趺蹶手指臂肿转筋阴狐疝蛔虫病脉证治第十九·蜘蛛散（组成·4）Cited from Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) for its composition.
- Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) · Zhang Zhongjing · 《金匮要略》趺蹶手指臂肿转筋阴狐疝蛔虫病脉证治第十九·蜘蛛散证（4条）；hash 锚公版逐字子片段Cited from Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) for its traditional indications.
- Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) · Zhang Zhongjing · 《金匮要略》趺蹶手指臂肿转筋阴狐疝蛔虫病脉证治第十九·蜘蛛散（煎服法·4）；hash 锚公版逐字子片段Cited from Jingui Yaolue (Essential Prescriptions of the Golden Cabinet) for its preparation & usage.