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Herbs that Drain Fire

Jul 11, 2024

Herbs that Drain Fire

Lecture Summary

Introduction

  • Presenter: Lecture on single herbs that drain fire.
  • Resources: Website links for notes and flashcards.
  • Category Overview: Starts with the broader category of herbs that clear heat, which has many sub-categories, all aimed at treating different types of heat in various body parts.
  • Key Concept: These herbs are typically the coldest, used to treat intense, interior heat.

Treatment Strategy

  • Cool Acrid Herbs: Promote sweating to push heat out (exterior heat).
  • Herbs That Drain Fire: Use cold, bitter herbs to drain intense interior heat.
  • Fire in Context: Intense form of heat; affects organs differently (lungs, stomach, heart, liver), presenting as various symptoms.

Types of Heat

  • Qi Level Heat: Characterized by the Four Bigs (Big fever, Big sweat, Big thirst & vexation, Big pulse).
  • Yang Ming Channel Heat: Similar to Qi level heat with the Four Bigs.
  • Symptoms Differ by Organ: Lung (cough, phlegm), Stomach (hunger, bad breath), Heart (shen disturbances), Liver (eye disorders).

Important Herbs in This Category

Shi Gao (Gypsum Fibrosum)

  • Functions: Clears Qi level heat, yang ming channel heat, lung heat (cough, thick phlegm), and stomach heat (hunger, bad breath, mouth sores, etc.).
  • Properties: Very cold, sweet and acrid.
  • Use: Effective in larger dosages (15-60g).
  • Precautions: Can damage the spleen; hence, careful monitoring is needed.

Zhi Mu (Anemarrhena Rhizoma)

  • Functions: Clears Qi level heat, clears lung and stomach heat, clears deficiency heat (tidal fever, night sweats, etc.), tonifies yin.
  • Properties: Bitter and sweet.
  • Usage: Often used in combination with Shi Gao.

Zhi Zi (Gardenia Fructus)

  • Functions: Clears heat from all three jiao, treats shen disorders due to heat, clears damp heat (especially for Lin syndrome and jaundice), cools the blood and stops bleeding, can be used topically.
  • Properties: Cold, bitter.

Dan Zhu Ye (Lophatheri Herba)

  • Functions: Clears heart heat (shen problems, urination problems due to heart heat pouring into the small intestine).
  • Properties: Sweet, bland; cold in temperature.

Xia Ku Cao (Prunellae Spica)

  • Functions: Clears liver heat, brightens eyes, dissipates nodules, lowers high blood pressure.
  • Properties: Cold, bitter, acrid.

Xi Gua (Citrulli Fructus)

  • Functions: Clears summer heat, generates body fluids, promotes urination, treats summer heat dampness.
  • Form: Food therapy (e.g., watermelon).

Tian Hua Fen (Trichosanthis Radix)

  • Functions: Clears lung and stomach heat, generates body fluids, resolves toxicity and expels pus.
  • Properties: Bitter, slightly sweet.

Lu Gen (Phragmitis Rhizoma)

  • Functions: Clears lung and stomach heat, generates body fluids, promotes urination.
  • Properties: Sweet.

Jue Ming Zi (Cassiae Semen)

  • Functions: Clears liver heat, brightens eyes, moistens large intestine, lowers high blood pressure and cholesterol.
  • Properties: Sweet, slightly bitter.

Lian Zi Xin (Nelumbinis Plumula)

  • Functions: Clears heart heat (shen problems, mouth sores, stops bleeding, secures essence), used for heart heat related insomnia.
  • Properties: Bitter, cold.
  • Form: Usually taken as a tea.

Conclusion

  • Main Themes: Knowing where the heat is located in the body guides the application of specific herbs.
  • Resources Reminder: Flashcards, slides, and practice tests available online.
  • Support Acknowledgement: Thanks to Patreon supporters.

Summary of Key Herbs

  • Shi Gao: Representative herb for Qi level heat or yang ming channel heat.
  • Zhi Mu: Good for both excess and deficiency heat.
  • Zhi Zi: Clears heat from all three jiao.
  • Xia Ku Cao & Jue Ming Zi: Clear liver heat, good for eye problems.
  • Dan Zhu Ye: Focused on clearing heart heat.
  • Xi Gua: Best for summer heat along with fluid generation.
  • Tian Hua Fen & Lu Gen: For clearing lung and stomach heat; Tian Hua Fen also resolves heat toxicity.
  • Lian Zi Xin: Convenient for heart heat insomnia, taken as a tea.

Useful Links and Resources

  • Web Links: For notes, flashcards, practice tests, and review courses.

Final Words

  • Volunteer Work: Updates on the presenter’s community service activities.
  • Next Steps: Encouragement to review the material, take practice tests, and utilize all resources available.