Evodia rutaecarpa is a raw product, and the prepared Evodia rutaecarpa is a processed product with licorice, black soybean, rice vinegar and yellow wine as raw materials.

Traditional Chinese medicine can improve the curative effect and reduce the side effects such as dryness and fierceness after processing.

For external use, raw Evodia rutaecarpa can be used; Oral administration can be used to treat infantile diarrhea.