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Huang Lian (Coptis Rhizome)

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Cold Huang Lian (Rhizoma Coptidis)
Bitter, Cold
Rhizoma Coptidis
Tone Marks:
huáng lián
Yellow Links


  • Drains Fire and Relieves Toxins
    For fire symptoms such as high fever, irritability, delirium, red tongue, and full and rapid pulse. Also for heat with toxicity causing painful red eyes, sore throat, and for toxic skin lesions.
  • Drains Dampness and Clears Heat
    For Damp-Heat in the stomach with vomiting or acid regurgitation, or stomach fire with bad breath and belching with a foul smell, and for Damp-Heat in the intestines with diarrhea or dysentery.
  • Calms Heart Fire
    For insomnia due to the Heart and Kidneys miscommunication.
  • Clears Heat, Stops Bleeding
    For epistaxis, Blood in the stool, urine, or vomit.
  • Used topically to clear heat in the eyes, tongue, and mouth.

Contraindications and Cautions

  • Caution in cases of Yin or blood deficiency, stomach cold, or diarrhea from spleen and kidney deficiency. Long term use may injure the spleen and stomach. Some traditional sources say this herb should not be taken with pork, and may antagonize Radix Scrophulariae Ningpoensis (xuan shen), Flos Chrysanthemi Morifolii (ju hua), Bombyx Batryticatus (jiang can), Cortex Dictamni Dasycarpi Radicis (bai xian pi), and Radix Achyranthis Bidentatae, (niu xi).

Herb-Drug Interactions

  • This section is being researched, and is not completed.

Toxicity and Overdose

  • This section is being researched, and is not completed.


  • 1.5-9 grams.


  • Dry-fried to enhance the cooling properties and to allow entrance into the blood, use with ginger to treat stomach heat, use with salt to clear heat in the large intestine and bladder, and can be used topically as a powder.

This Herb Appears in the Following Formulas: