What is Qing Zao Jiu Fei Tang?

Qing Zao Jiu Fei Tang is a nine-herb classical Chinese medicine formula first recorded in the Qing dynasty text 'Yi Men Fa Lu' (1658) by physician Yu Chang. The formula's name translates to 'Clear Dryness and Rescue the Lungs,' capturing its core purpose: relieving the lung from damage caused by dry-heat — a pattern seen in dry autumn air, smoky environments, post-fever dryness, or chronic inflammatory lung conditions. It is one of the most important formulas in the Chinese medicine respiratory canon.

How does Qing Zao Jiu Fei Tang work?

The formula works on several levels at once: cooling and moistening herbs like Mulberry leaf, Ophiopogon, and Gypsum reduce heat and restore fluid to the airways; E Jiao and Sesame seed nourish and rebuild lung tissue; Apricot kernel and Loquat leaf gently open the airways and stop cough; and Licorice root harmonizes the whole formula while soothing inflamed mucous membranes. Together, these herbs address inflammation, dryness, and compromised mucosal integrity — the three core problems in dry-heat lung patterns.

What forms does Qing Zao Jiu Fei Tang come in?

Traditional decoction is the gold standard — herbs are simmered together and drunk as a tea, typically twice daily. Granule forms (concentrated powders dissolved in hot water) are more convenient and widely used in clinical practice outside China. Capsule and tablet forms are available but may deliver lower potency than decoctions or granules. Pre-packaged granule blends from established manufacturers (Sun Ten, KPC, Evergreen) are well-standardized and preferred for modern use.

Where it comes from:

Formulated by Qing dynasty physician Yu Chang in 1658 and recorded in 'Yi Men Fa Lu' (Precepts for Medical Practice), this formula was designed specifically for the dry-heat presentations that are common in autumn or after febrile illness — a gap Yu Chang felt was not adequately addressed by earlier formulas. It has remained a cornerstone of Chinese respiratory medicine for over 350 years and is widely taught in TCM schools worldwide.

What does Qing Zao Jiu Fei Tang help with?

• Dry, unproductive cough: This is the formula's signature use — a persistent, scratchy cough with little or no mucus, often worse in dry weather or heated indoor air. The moistening and anti-inflammatory herbs work together to restore moisture to the airway lining and calm the cough reflex.
• Post-COVID or post-illness lung recovery: After viral respiratory illness, many people are left with lingering dryness, fatigue, and a weak, dry cough. This formula has been studied and widely used in China as part of post-COVID recovery protocols, helping to rebuild lung tissue integrity and clear residual heat.
• Chronic bronchitis with dry irritation: Where chronic bronchitis presents with dryness, heat, and irritation rather than heavy mucus, this formula is particularly well-matched. It soothes the inflamed bronchial lining and reduces the chronic cough cycle.
• Asthma with dry airways: For people whose asthma is triggered or worsened by dry air, heat, or exercise in dry conditions, this formula's ability to moisten and open the airways can reduce the frequency and severity of episodes. It works as supportive care alongside, not a replacement for, conventional asthma management.
• Interstitial lung disease (early/mild support): Emerging research from China has examined this formula as adjunct support for patients with interstitial lung disease, where lung tissue fibrosis creates dryness and breathlessness. Early clinical studies show potential for symptom relief and slowing of progression when used alongside conventional care.
• Radiation pneumonitis (adjunct support): Patients undergoing chest radiation for cancer sometimes develop radiation pneumonitis — a dry, inflammatory lung reaction. Chinese clinical studies have used this formula as adjunct support to help manage dryness, cough, and breathlessness in this context.
• Autumn and seasonal respiratory dryness: Traditional Chinese medicine recognizes autumn as the season that most challenges the lungs through dry air. This formula is classically used as a seasonal remedy to protect and support respiratory health during dry or smoky periods.
• Dry throat and hoarse voice: The moistening herbs in this formula — especially Ophiopogon and E Jiao — help restore moisture to the throat and vocal cords, making it useful for speakers, singers, or anyone suffering from chronic throat dryness and hoarseness.
• Shortness of breath with dryness: When breathlessness is accompanied by dry heat signs (dry mouth, dry cough, feeling of heat), this formula helps by nourishing lung yin and gently supporting the lung's ability to expand and descend qi properly.
• Smoker's or environmental irritant cough: Chronic exposure to smoke, dust, or dry air can produce a persistent dry, irritating cough pattern that this formula directly addresses by cooling heat, moistening tissues, and supporting mucosal repair.

What can Qing Zao Jiu Fei Tang help prevent?

• Worsening of dry-type respiratory symptoms during autumn and dry seasons when started proactively
• Progression of radiation pneumonitis when used as adjunct support during radiotherapy

Which foods are rich in Qing Zao Jiu Fei Tang?

1. Asian pear (Pyrus bretschneideri)
2. White fungus / Snow ear mushroom (Tremella fuciformis)
3. Sesame seeds (black and white)
4. Loquat fruit (Eriobotrya japonica)
5. Lily bulb (Bai He, Lilium brownii)

Practical Tips:

The dietary pattern most supportive of this formula's goals is the traditional Chinese 'moisten the lungs' approach: emphasizing naturally moist, cooling, white-colored foods (pears, white fungus, lily bulb, tofu, honey, sesame) while reducing dry, spicy, fried, and alcohol-heavy foods that worsen lung heat and dryness. Staying well-hydrated with warm water or herbal teas also amplifies the formula's moistening effects.

What are the side effects of Qing Zao Jiu Fei Tang?

• Loose stools or mild diarrhea (especially with weak digestion or cold constitution)
• Reduced appetite or mild nausea if taken on an empty stomach
• Bloating in those with cold-damp digestive patterns
• Allergic reactions in rare cases (particularly to E Jiao or Apricot kernel)
• Not recommended during acute cold/flu with chills and fever (formula is for dry-heat, not wind-cold patterns)

Good to know:

Qing Zao Jiu Fei Tang is considered safe and well tolerated when used as directed. Because it contains moistening and cold-natured herbs, it is not ideal for people with cold-damp constitutions (loose stools, poor appetite, feeling cold) — in these individuals it may worsen digestive weakness. E Jiao is animal-derived and unsuitable for vegans; some modern formulations substitute plant-based alternatives.

How much Qing Zao Jiu Fei Tang should you take?

• Recommended daily: Traditional decoction: 1 full batch of raw herbs (approximately 9–15g per herb) simmered in water, divided into 2 doses per day. Granule/powder form: typically 3–5g per dose, 2–3 times daily dissolved in hot water. Capsule/tablet: follow manufacturer's instructions, commonly 3–4 tablets 2–3 times daily. Best individualized by a licensed TCM practitioner.
• Best time of day: Traditionally taken warm, morning and evening — ideally not right before bed if the formula is stimulating. Granules dissolved in warm water 30 minutes before or after meals.
• With or without food: Ideally taken between meals or 30 minutes before eating for best absorption; if digestive sensitivity occurs, take with a small amount of food.
• Time to effect: Acute dry cough: noticeable improvement within 3–7 days. Chronic lung conditions or post-illness recovery: 2–6 weeks of consistent use.
• How long to take it: For acute dry cough or seasonal use: 1–3 weeks. For chronic lung conditions or post-illness recovery: 4–12 weeks under practitioner guidance. Not intended for indefinite daily use without reassessment by a TCM practitioner.