Haichow Elsholtzia Herb — Classic Formulas
Xiang Ru · Herba Elsholtziae
Primary Actions
- Releases the Exterior and dispels Summer-Heat
- Transforms Dampness and harmonizes the Middle Jiao
- Promotes urination and reduces edema
Classic Formulas
- Xiang Ru San (香薷散) — Xiang Ru with Bai Bian Dou and Hou Po; classic formula for summer-cold exterior pattern with chills, fever, headache, and absence of sweating
- Xin Jia Xiang Ru Yin (新加香薷饮) — updated Qing dynasty formula adding Lian Qiao and Jin Yin Hua; treats summer-heat with concurrent wind-cold exterior and interior dampness
Classical Text References
- Ben Cao Gang Mu (Li Shizhen): 'Xiang Ru is the Ma Huang of summer — it releases the exterior through diaphoresis but acts specifically on Summer-Heat patterns'
- Described as essential in summer as ephedra is in winter; critical distinction: must be taken cool — hot decoction causes vomiting