The difference between flavonoids tablets and compound flavonoids tablets is different nature, different composition and different action. 1. The nature of the drugs is different: compound xanthin tablets belong to Chinese patent medicines, and xanthin tablets belong to western medicines. 2. Different ingredients: Berberine hydrochloride is the main ingredient of Huanglianxu Tablets, while compound Huanglianxu Tablets also contain Chinese medicines such as Paeonia lactiflora, Muxiang and Wu Zhu, etc. Besides, the main ingredient of Huanglianxu Tablets is Berberine hydrochloride. 3. Different effects: Huanglianxin Tablets are effective for intestinal infections caused by dysentery bacillus and E. coli. Huanglianxin Hydrochloride Tablets have the effect of clearing heat and drying dampness (removing heat and drying dampness), stopping diarrhea, relieving pain and regulating qi, and can be used for dryness of the large intestine, red-white dysentery, anxiousness and after-heaviness (uncomfortable in the lower abdomen, wanting to relieve stools very much, and having a feeling of incomplete defecation after defecation), anal burning and other diseases. Patients should use Huanglianxin Tablets or Compound Huanglianxin Tablets under the guidance of a physician’s interview, and consult a doctor promptly if discomfort occurs during the use of the drug.