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Liu Yi San (六一散) clears summerheat and promotes urination to leach out damp-heat; a simple, classic remedy for summerheat with dampness.
English Name
Six-to-One Powder
Classical Source
Huang Di Su Wen Xuan Ming Lun Fang, 1172
Ingredients
Actions & Functions
- Clears summerheat
- Promotes urination and leaches out damp-heat
Indications
Summerheat with damp: fever and irritability, thirst, a stifling chest, scanty dark urine, and possibly diarrhoea or vomiting in hot weather.
Tongue & Pulse
Tongue: greasy or thin yellow coat. Pulse: rapid.
Modifications
Add Zhu Sha (Yi Yuan San) to calm the spirit, or Qing Dai (Bi Yu San) for more heat – cinnabar versions now avoided.
Cautions & Contraindications
For summer damp-heat; not for cases without damp-heat or in fluid deficiency.
