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Neijing

Knowledge baseHerbs

Da Feng Zi大风子

Semen HydnocarpiChaulmoogra Seeds

  • Toxic

Also known asHydnocarpus · Krabao Oil Tree seed

Category
Herbs for topical application
Nature
hot
Taste
pungent
Channels entered
Kidney, Liver, Spleen
Dosage
0.3–1 g

Usual doses

Pills and Powders
0.3–1 g

Actions & indications

Expels Wind, dries Dampness, attacks toxicity and kills parasites
  • Leprosy (internal and topical)
  • Scabies (topical)
  • Tinea (topical)
  • Syphilis (topical)

Contraindications

  • Avoid in Yin Deficiency with Heat signs.
  • Avoid during pregnancy.
  • Avoid where Liver or Kidney function is compromised.
  • Use caution when taken internally.
  • Not for long-term use.

Combinations

Notes

  • It irritates the digestive tract.
  • Intramuscular injection should be avoided — it is painful and can cause necrosis.
  • Taken orally it may cause vomiting, which can be avoided by starting with small, incremental doses.
  • Intravenous or subcutaneous injection can cause hemolytic anemia, hematuria and proteinuria.
  • Additional side effects include dizziness, headache, chest pain, fever, weakness, insomnia and loss of appetite.
  • Defatted Hydnocarpus Da Feng Zi Shuang carries less toxicity and is easier to use internally.

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