Can’t Lie Down to Sleep: Wheezing and Coughing When You Lie Flat — Doctor Wu Jutong Treats Wind-Cold with Phlegm-Fluid Retention, Changing the Formula Every Day for Six Days
What the patient was searching for: wheezing so bad I can’t lie down / chest tightness the moment I lie flat / can’t catch my breath lying down / sitting up all night to sleep / coughing badly at night / afraid of wind Medical terms: wind-cold with phlegm-fluid retention (feng han jia tan yin) · external cold with internal fluid (wai han nei yin) · phlegm-fluid congestion in the lungs · suspended fluid (xuan yin)
Opening: February 1803 — a “cold” that made it impossible to sit still
It was the tenth day of the second month in the eighth year of the Jiaqing reign (gui hai year, 1803). Winter still had not left northern China. A 26-year-old woman named Mrs. Jin (金氏) came for treatment — and this was no ordinary cold. This was a serious illness in which she wheezed so badly she could not even lie down flat.
Allow me to introduce today’s main figure: Doctor Wu Jutong (吴鞠通), the great Qing dynasty expert on warm diseases, author of the Systematic Differentiation of Warm Diseases (Wen Bing Tiao Bian), and founder of the warm-disease school of thought.
💬 Note from Doctor Luo: Everyone should take note — Doctor Wu Jutong is a master of the warm-disease school, and yet the formula he used today is actually Xiao Qing Long Tang (Minor Blue-Green Dragon Decoction) from Zhang Zhongjing’s Treatise on Cold Damage! He never let himself be boxed in by labels like “warming yang,” “clearing heat,” or the warm-disease school — he said it very plainly himself: “This illness came about according to nature, and I simply use whatever method suits it.” That attitude is something we should all learn from.
Who was the patient, and why was there so much water in her body?
Mrs. Jin had long carried heavy phlegm-fluid (tan yin) internally — dampness in excess, with sluggish water metabolism. And in this season she caught wind-cold on top of it, producing what the old doctors called “wind-cold with phlegm-fluid retention”: the cold wind pressing in from outside, while inside her body was packed with water-dampness that could not be transformed or moved.
Laid out one by one, her symptoms sound frightening:
Spontaneous sweating with aversion to wind (zi han e feng) — she was sweating on her own yet terribly afraid of drafts, and a puff of wind made her feel chilled to the bone; wheezing, fullness, and shortness of breath (chuan man duan qi) — wheezing, unable to draw the breath up, speaking even a sentence took effort; thirst but unwilling to drink much (ke bu duo yin) — she was thirsty, yet dared not drink much water, because whatever she drank came right back up and out as vomiting — a sign that her stomach was also full: water had nowhere to go once swallowed, so it could only push upward; much worse at night (ye shen) — the disease sat in the yin aspect, so night made it far worse; and the most unbearable of all, unable to lie flat, forced to sit propped up (yi xi bu de wo) — the moment she lay down she felt suffocated, wheezed, and coughed, so she could only lean back against the bedding and sit up, sitting the whole night through.
💬 Note from Doctor Luo: Every Chinese medicine doctor who has made house calls in a northern winter knows that this illness is especially hard to treat. When a person whose constitution is already weak, whose body holds excess dampness, and whose upright qi (zheng qi) is insufficient catches external cold, they really can start wheezing. Think of the elderly villagers of the past — many of them were exactly like this: back against the wall, body hunched, coughing until they could not draw breath. Even famous physicians found this disease a headache.
Why is this illness so hard to treat? External cold wrapping internal fluid — an enemy within and without
The principle is actually not complicated: people heavy with dampness are full of “water goods” — their upright qi is weak to begin with; and when the external wind-cold blows and the pores close up, the water-dampness inside becomes even harder to disperse. The external cold presses inward, the internal fluid pushes outward, and caught between the two, the lungs get completely blocked.
💬 Note from Doctor Luo: This is what Chinese medicine calls “external cold with internal fluid” (wai han nei yin). Zhang Zhongjing created Xiao Qing Long Tang precisely for this pattern: aversion to cold, fever, headache, body ache, no sweating, wheezing, sputum as clear and thin as egg white, dry retching — or alternatively thirst, or diarrhea, or difficult urination with lower-abdominal pain. The symptoms may vary in all directions, but the root is a single one: cold on the outside, water on the inside.
Doctor Wu Jutong makes his move: Xiao Qing Long Tang, minus two herbs
Doctor Wu opened with the Xiao Qing Long Tang strategy but made a crucial adjustment — he removed ma huang (ephedra) and xi xin (asarum). Why? Because this patient sweated too much! She was already sweating spontaneously without stop, and ma huang and xi xin are outward-dispersing herbs — push the sweat further and her upright qi would be damaged even more. In their place he used zhi guang pi (honey-fried tangerine peel) plus zhi shi (bitter orange) to move the fluids and descend the qi.
💬 Note from Doctor Luo: Watch how he prescribed — he did not copy the book mechanically; he adjusted according to the patient’s actual condition. Sweating too much? Then take out the dispersing herbs and add herbs that regulate and descend the qi. That single stroke is real skill.
How was the formula composed? Gui zhi (cinnamon twig), 6 qian (about 18 g) led the prescription — this follows the spirit of Gui Zhi Tang (Cinnamon Twig Decoction), harmonizing the nutritive and defensive qi (ying wei) to gradually stop the sweating; fu ling kuai (poria, whole lumps), 6 qian to drain water-dampness; guang chen pi (tangerine peel) to open the lung qi — the lungs govern the qi of the whole body, and once the lung qi opens, all the water-qi in the body can circulate; zhi shi (bitter orange) to regulate and descend the qi, helping push the water out; chao bai shao (stir-fried white peony) to gather the yin — paired with gui zhi, one disperses and one gathers; ban xia (pinellia) to warm and transform phlegm-fluid and descend the qi; plus zhi gan cao (honey-fried licorice), gan jiang (dried ginger), wu wei zi (schisandra), and sheng jiang (fresh ginger).
Even the method of decoction had its refinements: he used gan lan shui (“sweet wave water”) — the moving, rippling water of a stream, stirred vigorously until foam appears — eight cups decocted down to three cups, taken in three portions.
💬 Note from Doctor Luo: Hidden in this formula is one of Zhang Zhongjing’s matchless combinations for stubborn coughs: gan jiang (dried ginger), wu wei zi (schisandra), and xi xin (asarum). Dried ginger warms the middle; xi xin disperses the remaining cold pathogen outward; schisandra gathers inward — one dispersing, one gathering, working together beautifully. Many classic formulas of later generations built on this trio. When I treat people whose coughs from catching cold have dragged on for two or three months without healing, adding these three herbs to disperse the leftover cold pathogen produces remarkably visible results.
Day two: the cough is lighter, but she still can’t lie down — add Ting Li Da Zao
On the second day (the eleventh), Mrs. Jin returned: the cough had eased somewhat, but she still could not sleep, could not lie down. Why? Because the water-dampness inside her was simply too heavy — draining water with Xiao Qing Long Tang alone was not enough force.
So Doctor Wu, on the basis of the original formula, combined in Ting Li Da Zao Xie Fei Tang (Descurainia and Jujube Decoction Draining the Lungs) — adding ku ting li zi (bitter descurainia seed), 3 qian, stir-fried until fragrant, paired with da zao rou (jujube flesh), 5 qian. Ting li zi is specifically for draining the water pathogen from the lungs; its draining power is strong, so the jujube protects the spleen and stomach, preventing the draining from injuring the upright qi.
💬 Note from Doctor Luo: Ting li zi draining the water of the lungs follows Zhang Zhongjing’s approach in the Essential Prescriptions of the Golden Cabinet (Jin Gui Yao Lue) for “branch fluid making respiration impossible” (zhi yin bu de xi). Doctor Wu Jutong very often combined formulas like this — keep the original strategy unchanged, and when the water will not drain, strengthen the water-draining power. Eight cups of water decocted down to three cups, then the dregs decocted once more for one more cup — not a drop wasted.
Day three: give the water a road out — promote urination
By the twelfth, Doctor Wu adjusted his direction: “give the water a way out” — rather than forcing it out by draining, better to send the water out through urine. So he added xing ren ni (apricot kernel paste) to open the lung qi (the lungs and the large intestine are paired as interior-exterior, and once the lung qi opens, the water-dampness can move); he added sheng yi yi ren (raw coix seed), 5 qian, and bai tong cao (rice-paper plant stem), 1.5 qian — coix and tong cao both promote urination, letting the water-dampness drain directly out through the urine.
💬 Note from Doctor Luo: See — there are many roads for draining water: promoting sweat is one road, draining the lungs is another, and promoting urination is yet another. Take whichever road is open. This is the flexibility of treatment based on pattern differentiation (bian zheng lun zhi).
Once the water receded, the thirst cured itself — what’s the reasoning?
By the thirteenth, her pulse had improved. And here is the interesting thing: the patient had originally been thirsty, yet after taking all these warming herbs — dried ginger, fresh ginger, cinnamon twig — she was no longer thirsty. How can that be?
Doctor Wu’s explanation is wonderfully subtle: the phlegm-fluid was lodged below the heart (at the stomach), “repelling” or “blockading” the heart fire (ge ju) — the heart fire could not descend, all the fire was pent up above, so the upper body was hot and she felt thirst. Now that the water-dampness had been discharged, the heart fire could flow downward again, the upper body was no longer hot, and the thirst naturally resolved. All that remained was a slight aversion to cold, so he wrote a mild harmonizing formula for the nutritive and defensive qi — fu ling, gui zhi, bai shao, zhi gan cao: still the shadow of Gui Zhi Tang, still the shadow of Xiao Qing Long Tang, but without the fierce ma huang and xi xin — a gentle, tender close.
💬 Note from Doctor Luo: Notice, everyone: thirst is not always heat! Stagnant water-fluid can make a person thirsty too. Once the water is drained, the thirst cures itself. This principle of “repelling” (ge ju) is an advanced level of pattern differentiation — most physicians never even think of this layer.
Coughing brings pain in both flanks: the water-fluid has crept into the flanks — switch to moving qi and freeing the channels
On the fourteenth, a new problem appeared: every cough brought pain in both ribs. It turned out the water-fluid, having stagnated for so long, had crept into the channel network of the flanks — this is suspended fluid (xuan yin), with the channels blocked by water-dampness.
Doctor Wu immediately added herbs: xuan fu hua (inula flower), 3 qian (wrapped in cloth for decoction) and su zi shuang (perilla seed frost), 2 qian to descend the qi and free the channels; guang yu jin (turmeric root tuber), 3 qian, qing pi (green tangerine peel), 2 qian, and sheng xiang fu (raw nutgrass rhizome), 3 qian to move the qi and soothe the liver — chen pi, yu jin, qing pi, and xiang fu together form the classic combination for constrained liver qi and stagnant qi movement, especially stagnation in the two flanks.
💬 Note from Doctor Luo: When people cough too much and their flanks hurt, most of them just grit their teeth and bear it. Doctor Wu Jutong was meticulous — wherever it hurts, he follows with the medicine. Water-dampness lodged in the flanks? Add herbs that move qi and free the channels, so the blocked places loosen up.
The root of the disease shows itself: anger is strictly forbidden
By the fifteenth, the cough was mostly cured — just a little tail end remaining — but her flanks still hurt, and the pain “attacked the chest,” pressing against her chest uncomfortably. This time Doctor Wu wrote four words: “Qie ji nu lao” — anger and irritation are strictly forbidden.
Why? He determined this was liver-stomach disharmony (gan wei bu he). Think about it: why did this patient have so much water-dampness in her body? Her spleen-earth must be insufficient — Chinese medicine teaches that earth controls water (tu ke shui): if the spleen-earth were strong, the water would have been transformed long ago. And how did the spleen and stomach get injured? Liver qi running amok attacking the spleen-earth (gan mu heng ni ke pi tu) — emotional trouble, anger; the spleen and stomach are wounded; earth can no longer control water; and water-dampness piles up in the body. So this final formula was almost entirely qi-moving herbs: jiang ban xia (ginger-processed pinellia), gui zhi, gan jiang, yu jin, xuan fu hua, su zi shuang, jiang xiang (dalbergia heartwood), dang gui (Chinese angelica), xiang fu, qing pi — just a little left over to open the lungs and transform phlegm, and everything else was devoted to regulating the liver and moving the qi.
💬 Note from Doctor Luo: People are always saying “I’m heavy with dampness” and drinking coix and adzuki bean tea every day — that only scratches the surface. Trace it to the root, and people heavy with dampness all have problems with their spleen-earth; and the root of spleen-stomach weakness is often in the emotions. When liver qi is constrained and qi movement is stagnant, water-dampness stops still; liver fire can also attack the lungs and cause coughing. This illness looked like cough and wheeze, but at the end of the day, what was being treated was the emotions. Doctor Wu did not spell it out, but the four words “anger is strictly forbidden” already say it all.
Six days, six formulas: this is what pattern differentiation really looks like
From the tenth through the fifteenth, six days in a row, the formula was different every single day: first warming yang and dispelling cold (Xiao Qing Long Tang); finding the water was not draining smoothly, he added ting li zi to drain the lungs; then adding coix and tong cao to promote urination; the water gone and the thirst stopped, he harmonized the nutritive and defensive qi; discovering flank pain, he added herbs to move qi and free the channels; and finally moving qi as the main line — the water-draining herbs gradually decreased, the qi-moving herbs gradually increased.
💬 Note from Doctor Luo: I rarely tell cases like this, because they are so complex that they can sound a bit “boring.” But the majority of cases in Wu Jutong’s Case Records are exactly like this — a new formula every day, fine adjustments every day. The case records of the Song dynasty described the general method: the thinking is clear, and a few doses cure it. By the Ming and Qing dynasties, case records fully reflected the real process of treating patients — the patient comes for ten or twenty days in a row, and the formula changes every single day, adjusted according to whatever new problem surfaced that day. This is the true method of Chinese medicine treatment: pattern differentiation with adaptation to circumstances (bian zheng lun zhi, sui ji ying bian). Nowadays we go to the doctor once every two weeks or once a month — we truly do not reach that standard. Ancient Chinese physicians showed this kind of responsible attitude toward their patients. Who today receives such treatment? A new formula every single day — not even a handful of people in all of China enjoy that. But that is exactly how the physicians of antiquity practiced.
💬 Note from Doctor Luo: Let me end with a frank word: today’s lesson on how Xiao Qing Long Tang is used and how Doctor Wu Jutong modified it — just have a general understanding of it. Because his real mastery lies entirely in “adjusting and changing at every step,” and that is not something you can master by memorizing one ready-made formula. It is skill that professional practitioners of Chinese medicine must study. The culture of ancient Chinese medicine is a genuine treasure of humanity, and we really must inherit it well.
Compiled from Doctor Luo Dalun’s commentary on Doctor Wu Jutong’s case records; the case is from Wu Jutong’s Case Records (《吴鞠通医案》, Qing dynasty, by Wu Jutong).