1. Clear heat and detoxify: Coptis chinensis is used with other auxiliary drugs in traditional Chinese medicine for both damp-heat syndrome and fire-heat syndrome. It can be used in patients with high fever, irritability, etc. It is often used with Pinellia ternata, melon wilt, etc. to treat damp heat, and with cinnabar, rehmannia glutinosa, etc. to treat fire heat.

2. Antibacterial: Coptis has a strong effect on Staphylococcus aureus, Vibrio cholerae, and Group B Streptococcus, but has a weak effect on Escherichia coli and Typhoid bacilli.

3. Lower blood sugar: The regulation of blood sugar by berberine in coptis is related to the dosage and administration method of the drug. When treating diabetic patients, a small amount of berberine can be appropriately added to the intravenous drip. Gingerene can significantly reduce blood sugar, but it should be noted that the amount of intravenous infusion of berberine should not be too high, so as not to cause inhibition of the cardiac system and slow down the heart rate. In severe cases, rhabdomyolysis and lactic acidosis may occur.

4. Treatment of malaria: In Chinese traditional medicine, Coptis chinensis has always been used to treat severe diarrhea such as malaria. Coptis chinensis contains berberine, which is also an over-the-counter diarrhea drug in current medicine. Mainly, berberine has antibacterial and antibacterial effects, and has inhibitory effects on Shigella dysenteriae, Mycobacterium tuberculosis, Pneumococcus, Typhibacterium and Diphtheria bacilli, etc. It has the strongest effect on Shigella dysenteriae. It is an ideal drug for treating bacterial gastroenteritis, dysentery and other digestive diseases. Effective medicine for Tao diseases.

5. Treatment of digestive tract inflammation: gastritis, gastric ulcer, gastroenteritis, enteritis and other digestive tract diseases have always been difficult to treat. Many drugs have a stimulating effect on the gastrointestinal tract. Although it has a therapeutic effect on inflammation, it also has a stimulating and promoting effect. It is difficult to accurately control the amount of the drug. Coptidis is different. Its main component, berberine, will not enter through the gastrointestinal mucosa after consumption. In the blood, it mainly stays in the gastrointestinal tract. Due to its bitter effect, berberine stays in the gastrointestinal tract longer, and its therapeutic effect on digestive tract inflammation is obvious.