What are the effects and functions of Banxia Xiexin Decoction?
Generally, the main ingredients of Banxia Xiexin Tang include Banxia (Pinellia), Huangqin (Scutellaria), Ganjiang (dried ginger), Renshen (ginseng), Zhigancao (licorice), Dazao (Chinese date), etc. Its functions and effects include immune regulation, relief of vomiting, clearing heat and dampness, strengthening the spleen and invigorating qi, anti-inflammatory and antibacterial properties. The specific analysis is as follows:

1. Immune Regulation
The components such as Renshen (ginseng) and Huangqin (Scutellaria) in Banxia Xiexin Tang can regulate immune function, enhance the body's resistance, improve the ability to fight diseases, and help prevent and treat digestive system diseases.
2. Relief of Vomiting
Ingredients such as Banxia (Pinellia) and Ganjiang (dried ginger) in Banxia Xiexin Tang have the effect of warming the middle jiao, dispersing cold, harmonizing the stomach, and stopping vomiting. They can alleviate symptoms such as stomach pain, nausea, and vomiting caused by deficiency-cold of the spleen and stomach.
3. Clearing Heat and Dampness
The bitter and cold nature of Huangqin (Scutellaria) in Banxia Xiexin Tang can clear damp-heat from the body and has a good therapeutic effect on symptoms such as diarrhea and jaundice caused by internal accumulation of damp-heat. Combined with Ganjiang (dried ginger), it can address complex conditions of cold and heat intermingling.
4. Strengthening the Spleen and Invigorating Qi
Ingredients such as Renshen (ginseng), Zhigancao (licorice), and Dazao (Chinese date) in Banxia Xiexin Tang serve to strengthen the spleen and invigorate qi, effectively replenishing middle-jiao qi, enhancing spleen and stomach functions, and improving symptoms such as indigestion and fatigue caused by spleen and stomach weakness.
5. Anti-inflammatory and Antibacterial Effects
Various components in Banxia Xiexin Tang possess anti-inflammatory and antibacterial properties, capable of inhibiting the release of inflammatory factors, reducing gastric mucosal inflammation, promoting the repair and regeneration of gastric mucosa, and treating gastritis, gastric ulcers, etc.
However, it should be noted that Banxia Xiexin Tang contains Chinese herbs with cold properties, so it should not be used continuously for a long time to avoid damaging the yang qi of the spleen and stomach. During the medication period, patients should also maintain a light diet and avoid eating spicy, greasy, raw, and cold foods to prevent interference with the drug's effectiveness.