Xiao Chai Hu Tang
Overview
Xiao Chai Hu Tang originated from the Treatise on Cold Damage, written by the Eastern Han dynasty physician Zhang Zhongjing in China, and is one of the classic formulae for harmonizing the Shaoyang.

Formula Composition
Xiao Chai Hu Tang consists of Chai Hu, Huang Qin, Ren Shen, Ban Xia, honey-fried Gan Cao, Sheng Jiang, and Da Zao.
Note: The specific formula proportions may vary among different sources and dosage forms; please follow the instructions for the actual product.
Traditional Actions and Indications
In traditional applications, Xiao Chai Hu Tang is commonly used for manifestations such as alternating chills and fever, a sensation of fullness and discomfort in the chest and hypochondrium, poor appetite, nausea, bitter taste in the mouth, and dry throat. In modern use, it is also commonly seen in some later stages of externally contracted conditions or situations accompanied by pronounced Shaoyang pattern manifestations; suitability should be assessed based on the overall symptoms.
Precautions
- Xiao Chai Hu Tang is not suitable for all cases of fever, colds, or gastrointestinal discomfort, and self-use based solely on a single symptom is not recommended.
- People using it long term, with liver disease, or taking multiple medications should consult a doctor or a professional Chinese medicine practitioner first.
- Pregnant women, breastfeeding women, children, older adults, and people with chronic diseases are advised to consult a professional before use.
- If persistent high fever, difficulty breathing, obvious jaundice, or steadily worsening symptoms occurs, seek medical attention promptly.
