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Cang Er Zi (Cocklebur Fruit)

Previous Herb in CategoryNext Herb in Category Herb 3 of 21 in Herbs that Dispel Wind-Dampness

Warm Cang Er Zi (Fructus Xanthii Siberici)
Sweet, Bitter, Warm, Toxic
Fructus Xanthii Siberici
Tone Marks:
cāng ĕr zĭ
Deep Green Ear Seeds


  • Opens the Nasal Passages and Alleviates Pain
    For sinus or nasal problems with symptoms such as blocked nasal passages, rhinitis, sinusitis, thick and turbid nasal discharge, or loss of sense of smell.

    For intense sinus headaches that may or may not radiate to the back of the head or neck.
  • Dispels Wind Dampness in the Muscles and Skin
    For Painful obstruction (Bi Zheng), and spasms and cramps in the muscles.

    For rash and itching due to skin disorders.

Contraindications and Cautions

  • Use with caution in Qi and Blood Deficiency.
  • Use with caution during pregnancy.

Herb-Drug Interactions

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

Toxicity and Overdose

  • This herb is considered toxic (while some Chinese herbs are toxic, it must be noted that many come prepared, or are combined, to mitigate their toxicity).


  • 3-10 grams


  • Cang Er Zi is usually dry fried to decrease it's toxicity and increase extraction of it's therapeutic properties.

This Herb Appears in the Following Formulas:

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