Berberine is a quaternary ammonium salt from the protoberberine group of isoquinoline alkaloids. It is found in such plants as Berberis (e.g. Berberis aquifolium (Oregon grape), Berberis vulgaris (Barberry), and Berberis aristata (Tree Turmeric)), Hydrastis canadensis (Goldenseal), Phellodendron amurense (Amur Cork Tree, Huang Bai, Huang Po, Po Mu) and Coptis chinensis (Chinese Goldthread, Huang-Lian, Huang-Lien), and Tinospora cordifolia, and to a smaller extent in Argemone mexicana (Prickly Poppy) and Eschscholzia californica (Californian Poppy). Berberine is usually found in the roots, rhizomes, stems, and bark .
 

1. Berberine is used for damp-heat syndrome of the large intestine manifested as diarrhea, dysenteryand tenesmus.
2. Berberine is used for acute febrile diseases with exces-sive pathogenic fire and heat manifested ashigh fever, dysphoria,unconsciousness anddelirium.
3. Berberine is used for suppurative infections on the body surface, such as sores, carbuncles, furuncles and boils, septicemia induced by furuncu-losis, swellings and pain in the ears and eyes, canker sores in the mouth, exudative skin infections and pruritus.

1. This product has recently found that anti-arrhythmic effect. Berberine on hemolytic streptococcus, Staphylococcus aureus, Neisseria gonorrhoeae, and Freund,and enhances white blood cell phagocytosis.
2. Berberine hydrochloride (commonly known as berberine) has been widely used to treat gastroenteritis, bacillary dysentery and so on, tuberculosis, scarlet fever, acute tonsillitis and respiratory infections also have a certain effect.