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Huang Lian (Coptis chinensis) is a traditional Chinese herb. What medicinal effects does Huang Lian have? Let us explore the efficacy and functions of Huang Lian together. There are three varieties: Huang Lian, Sanjiao Ye Huang Lian, and Yun Lian.
Alias: Chuan Lian, Jiang Lian, Wei Lian
Huang Lian is a perennial herbaceous plant of the Ranunculaceae family, with the medicinal part being its rhizome. Sichuan is its main production area, but the best quality comes from Lixian County in Hunan. Huang Lian is usually harvested after the beginning of winter, dried, and then the coarse skin is removed for use.
Properties: Cold in nature, bitter in taste; enters the Heart, Spleen, Stomach, Gallbladder, and Large Intestine meridians.
Efficacy: Clears heat and dries dampness, drains fire and detoxifies, stops vomiting and diarrhea.
Indications: Suitable for damp-heat fullness, vomiting with sour regurgitation, dysentery, jaundice, and high fever with delirium.
Contraindications: This herb is very bitter and cold; excessive or prolonged use can harm the Spleen and Stomach. Therefore, those with Spleen deficiency causing nausea or diarrhea should use it cautiously.
Excerpt from ancient texts:
“Bencao Xinbian”: Huang Lian is the best for draining fire and can also enter the Liver. It is similar to other medicinal herbs that can enter the Heart, especially effective for this channel. It stops vomiting and sour regurgitation, and is good for quenching thirst. … It calms the mind, stops nocturnal emissions, settles agitation, relieves fullness, and reduces swelling in women’s genitalia.
“Bencao Zheng”: Huang Lian is good at draining excess fire from the Heart and Spleen. If used improperly for deficiency heat, it can lead to Yang collapse. Therefore, it is advised to use it cautiously for those who are deficient and cold. Wang Haizang states that during summer, Huang Lian should not be used for prolonged blood dysentery, as it is Yin within.
The Efficacy and Functions of Huang Lian
1. Medicinal Part of Huang Lian
The medicinal part of Huang Lian is the dried rhizome.
2. Collection of Huang Lian
Huang Lian can be harvested in autumn. First, remove the fibrous roots and soil, then dry it for later use.
3. Efficacy of Huang Lian
1) Huang Lian has excellent anti-ulcer properties and can inhibit gastric acid secretion, effectively protecting the gastric mucosa. It also has anti-inflammatory and analgesic effects and can inhibit bacteria.
2) Huang Lian has a strong ability to clear heat and dry dampness, as well as drain fire and detoxify. It can be used for damp-heat fullness, vomiting, and dysentery, and is beneficial for jaundice.
3) Huang Lian can be used to treat high fever with delirium and is beneficial for excessive Heart fire. It helps with irritability and insomnia, and can be used for blood-heat vomiting and nosebleeds. Huang Lian is effective for toothache and has good effects on thirst.
4) Huang Lian can be used to treat eczema and wet sores, and is effective for purulent ear discharge. If there is heat in the upper jiao, Huang Lian can also be used. It is effective for red eyes and oral ulcers, and can be used for vomiting with sour regurgitation.
Selected Formulas:
Formula 1
Ingredients: 30 grams of Huang Lian
Preparation: First, add Huang Lian to a pot with 300 ml of warm water, then simmer on low heat for 20 minutes, filter out the residue, and retain about 100 ml of the liquid.
Dosage: Take once, twice daily, for a maximum of 18 days.
Efficacy: Has a certain auxiliary therapeutic effect on arrhythmia.
Formula 2
Ingredients: Appropriate amount of Huang Lian
Preparation: Grind Huang Lian into powder.
Dosage: 0.6 grams each time, 4-6 times daily, taken with water.
Efficacy: Suitable for those with pneumonia and fever.
Formula 3
Ingredients: 6 grams of Huang Lian
Preparation: Brew Huang Lian with 100 ml of boiling water.
Dosage: Take once daily for 2 weeks.
Efficacy: Suitable for chronic gastritis.
Formula 4
Ingredients: 15 grams each of Huang Lian, Ejiao, and Dang Gui, and 6 grams of dried ginger.
Preparation: Grind the above herbs into powder and form into pills.
Dosage: Twice daily, 6 grams each time.
Efficacy: Nourishes Yin and clears the intestines, used for dysentery with red and white pus and blood, or thick blood with burning pain in the abdomen, frequent urge to defecate but unable to, little appetite, irritability, dry mouth, red tongue with little coating, or red tip of the tongue with lack of fluids, and thin rapid pulse.
Formula 5
Ingredients: 12 grams of Huang Lian, 10 grams each of Dang Gui Wei, Chi Shao, Fang Feng, and Xing Ren.
Preparation: Boil the above herbs in water, strain, and set aside.
Dosage: Use for eye washing.
Efficacy: Clears heat, resolves stasis, and brightens the eyes, suitable for acute catarrhal conjunctivitis and epidemic hemorrhagic conjunctivitis.
Formula 6
Ingredients: 15 grams each of Huang Lian, Huang Qin, and Da Huang.
Preparation: Boil the above herbs in water to extract the juice.
Dosage: One dose daily, divided into two parts, one for internal use and one for hot compress on the affected area.
Efficacy: This formula has the effects of clearing heat and drying dampness, draining fire and heat toxins, and can effectively relieve meibomian gland inflammation.
Formula 7
Ingredients: 15 grams of Huang Lian, 12 grams each of American ginseng, Chen Pi, and Dang Gui, 6 grams of licorice, and 1 gram of pearl powder.
Preparation: Boil the above herbs in water to extract the juice.
Dosage: One dose daily, taken in two portions.
Efficacy: This formula can tonify Qi and nourish blood, clear the Heart and calm the mind, suitable for diabetes combined with coronary heart disease and arrhythmia.
Note: For those with Qi and Yin deficiency, add Huang Qi and Mai Dong; for blood stasis and phlegm obstruction, add Dan Shen and Shi Chang Pu; for Spleen and Stomach deficiency and cold, add Wu Zhu Yu and Dang Shen.
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