Effects of Huanglian
Huanglian is bitter in flavor, cold in nature, and enters the heart, liver, stomach and large intestine meridians. It is used for clearing heat and drying dampness, diarrhea and detoxification. It is used in treating dampness-heat lumps and fullness, vomiting, diarrhea, jaundice, high fever and dizziness, excessive fire in the heart, restlessness and insomnia, epistaxis, redness of the eyes and swallowing of acid, toothache, thirst and carbuncle, swollen furuncle, external treatment of dampness-rashes, dampness-sores and pus in ear canals. Rhizoma Coptidis is good at clearing fire-heat in the upper Jiao. It is used in treating eye blepharitis and mouth sores. Rhizoma Ginger Rhizoma is used for clearing stomach, harmonizing the stomach and stopping vomiting. It is used in treating cold-heat intermittent conjunction, dampness-heat in the yin, plumpness and vomiting. Cornu Cervi Pelargonium soothes the liver and harmonizes the stomach to stop vomiting. It is used in treating liver-stomach disharmony, vomiting and acid swallowing.
The pharmacological effect of Huanglian
1, antibacterial effect
Huanglian decoction 100% concentration, the experiments of the flat dish method showed that dysentery dysentery bacillus, typhoid fever, paratyphoid fever, Vibrio cholerae, Escherichia coli, Escherichia coli, metaphylaxis, and other 7 kinds of gram-negative bacteria, and staphylococcus, a - hemolytic streptococcus, B-hemolytic streptococcus, diplococcus pneumoniae, whooping cough bacillus, and other 5 kinds of gram-positive bacteria are more effective than other bacteria. Gram-positive bacteria have strong antibacterial effect.
2, antifungal effect
Lianxian decoction 15% concentration of Xulan xanthophyllum, Xulan xanthophyllum Mongolian variant, rust-colored trichophyton has inhibitory effect, 8% concentration of small dog germs, flocculation epidermis, cordyceps has inhibitory effect, 10% concentration of **** cardiovascular Trichophyton rubrum, 20% concentration of red trichophyton rubrum, 25% concentration of foot and plantar Trichophyton rubrum, 35% concentration has inhibitory effect on Candida albicans. Huanglian water immersion 1:3 concentration on the cordial trichophyton, concentric trichophyton, gypsum-like trichophyton, Xanthophyton xylostroboidum, Audu ounce of microbacteria, rust-colored microbacteria, woolly microbacteria, inguinal epidermis, red epidermis, Kaufmann a Wolfe's epidermis, Candida albicans, compact coloring of the bacterium, astrophysical nuciferous bacteria and other bacteriostatic effects.
3, antiviral effect
Lianxian decoction 50% concentration of 0, 1ml/egg, chicken embryo test showed that influenza virus PR8 strain, influenza A virus 56-S8 strain, sub-A virus FMl strain, influenza B virus Lee strain, influenza B virus, 1233 strain of influenza virus have inhibitory effect. Huanglian decoction 25-100% concentration had inhibitory effect on hepatitis B virus DNA. Berberine 0,5mg/egg can effectively reduce the mortality of trachoma virus infected chicken embryos and inhibit the production of viral protoplasmic vesicles.
4, anti-amoeba effect
Flavus decoction 1:20-1:80 concentration, berberine 1:5000-1:10,000 concentration in vitro test has anti-amoeba effect; flavus decoction 1,3g/kg gavage, berberine 50mg/kg gavage inoculation of rat cecum tissues of ameba protozoa have a killing effect.
Side effects of Huanglian
The composition of Chinese medicine is complex, and the pharmacological effects are even more complex, and the current state of the art is not able to accurately describe the adverse reactions of Huanglian. But one thing is certain, it has little side effects.
The Huanglian is very bitter and cold, so it is easy to injure the spleen and stomach by overdosing on it, which affects the function of the stomach and intestines, thus affecting the appetite and leading to indigestion. Unless there is solid heat in the body, use with caution.
The yellow dock has the ability to clear away heat and detoxify the body as well as reduce inflammation, and has an inhibitory effect on E. coli bacteria. You can drink it in water, but it is not suitable for people with cold spleen and stomach, and it is not suitable for people with bitter dryness and injury, so be careful if you have a deficiency of Yin and fluid, because it is a bitter and cold product.
Generally in the disease both stop should not be taken for a long time, it is best to take after meals. Huanglian's dosage is 2-3 grams per day for those who are mildly ill and 5-6 grams per day for those who are seriously ill. Children's spleen and stomach function is not sound, should not blindly take Huanglian.