Huo Xiang Zheng Qi San
Overview
Huo Xiang Zheng Qi San originated from the Tai Ping Hui Min He Ji Ju Fang, an official compilation produced during China’s Song dynasty, and is one of the classic formulas widely used in traditional Chinese medicine.

Formula Composition
Huo Xiang Zheng Qi San consists of Huo Xiang, Da Fu Pi, Bai Zhi, Zi Su, Fu Ling, Ban Xia Qu, Bai Zhu, Chen Pi, Hou Po, Jie Geng, and Zhi Gan Cao. When prepared as a traditional decoction, Sheng Jiang and Da Zao are also used.
Note: The specific proportions and ingredients may vary among different sources and dosage forms; refer to the instructions for the actual product.
Traditional Actions and Indications
In modern use, Huo Xiang Zheng Qi formulas are commonly used for gastrointestinal colds, acute gastroenteritis, and situations in which marked gastrointestinal discomfort occurs together with exposure to cold. Typical manifestations include aversion to cold, headache, a feeling of fullness and oppression in the chest and abdomen, nausea, vomiting, abdominal pain, or diarrhea. Whether it is suitable for use should be determined based on the specific symptoms and individual circumstances.
Precautions
- Huo Xiang Zheng Qi San is not suitable for all colds, cases of diarrhea, or gastrointestinal discomfort. If high fever, marked thirst, severe abdominal pain, bloody stool, or other such manifestations predominate, seek medical attention promptly.
- The dosage forms and ingredients of different Huo Xiang Zheng Qi products may vary considerably. Carefully read the instructions for the specific product before use.
- Some liquid Huo Xiang Zheng Qi products may contain ethanol. People taking cephalosporins, metronidazole, or other medications should pay particular attention to potential drug interactions.
- Pregnant women, breastfeeding women, children, older adults, and people with chronic diseases are advised to consult a doctor or qualified practitioner of traditional Chinese medicine before use.
- If vomiting or diarrhea continues to worsen, or if marked dehydration, persistent high fever, or other serious symptoms occur, seek medical attention promptly.
