Child with Measles, Nighttime Heavy Breathing and Convulsions, Danger in an Instant? Doctor Zhang Xichun’s Single-Herb Antelope Horn (Lingyangjiao) Emergency Cure
Patient search terms: measles rash / measles / child with high fever / convulsions and fright wind / acute fright wind / heavy breathing at night Medical terms for this condition: measles · acute fright wind (ji jing feng, liver wind stirring internally) · toxic fire attacking inward
Opening: a knock at the door in the middle of the night — saving a life is urgent
Today we talk about one very special herb — ling yang jiao (antelope horn). Chinese medicine uses it often, but what can it really do? In those years Doctor Zhang Xichun was working as a “substitute teacher” back in his home village, teaching geometry and algebra in a neighboring village, and lodging at his maternal grandfather’s home there. One night, deep in the dark hours, someone came banging on the door — bang, bang, bang. It was his younger cousin Liu Mingxuan, who called out as soon as the door opened: give me a formula, quickly!
💬 Note from Doctor Luo: In his youth, Doctor Zhang Xichun taught in the countryside, and his medical skill was already becoming known. Neighbors coming to knock on his door in the middle of the night asking for a prescription was a common occurrence. The knock that night opened the door to the story of a life-saving herb.
This child had a peculiar habit: he vomited any Chinese medicine
What was the matter? The cousin’s child had come down with measles a few days before. In the old days measles in children was very common; nowadays it is much rarer. This child had one peculiar trait: he disliked Chinese medicine — one sip and it was bitter; force him to drink and he vomited it right back up. So the medicine could never be gotten into him, and days were lost.
💬 Note from Doctor Luo: Measles is a common childhood infectious disease. In Chinese medicine, treating measles is all about “tou zhen” — letting the rash out, letting the toxin escape through the skin. If the medicine cannot be taken, the rash cannot erupt, and the toxin instead drives inward — that is the very thing measles doctors fear most.
How sick was he? Unstoppable heavy breathing, a dazed mind, arms and legs flailing
That night the child suddenly began breathing in great, unbroken gasps — fever with such labored breathing that he seemed on the verge of collapse, danger in an instant, and it looked as though he might not make it. Doctor Zhang Xichun was a warm-hearted man, so he hurried over at once to help. When he got there, he saw: the child’s breathing was not merely rapid and strained — his spirit was dazed and drifting, and his body was restless and disturbed — arms and legs moving about on their own.
💬 Note from Doctor Luo: Everyone, this is liver wind stirring internally (gan feng nei dong)! When many children run a high fever to a certain degree, this is exactly what happens — in Chinese medicine it is called “ji jing feng” (acute fright wind); in folk speech, “chou feng” (convulsions). The eyes roll upward, the whole body begins to twitch and jerk — it is terrifying to watch.
One touch of the pulse: swaying and floating, no root when pressed
Doctor Zhang Xichun felt the pulse: it was swaying and stirring, and when he pressed down, it had no root. He looked at the rash too: it had come out quickly — on the third day of the measles it had already risen to the face — and the color was faintly purple, while the body burned with heat. He understood at once: this was toxic fire attacking inward, and the liver wind had already stirred — the heat inside the body had grown too great.
💬 Note from Doctor Luo: A pulse that “loses its root when pressed” tells you the upright qi is barely holding on; a purplish rash tells you the toxic fire is blazing at full strength. This is already the most dangerous juncture of measles — one wrong step and the child’s life is gone.
What did Doctor Zhang Xichun think? One herb had to do three jobs at once
At this moment three things had to be done simultaneously: settle the liver wind, clear the liver fire, and drive the toxin outward. What single medicine could stand in for all three? Doctor Zhang Xichun said: only antelope horn can do all of it — it settles liver wind, clears liver fire, and also pushes the toxin outward through the skin.
💬 Note from Doctor Luo: Doctor Zhang Xichun held that antelope horn belongs to wood in the five phases and possesses a releasing, venting power — it can push the toxic evil outward. When measles toxin sinks inward, it lifts the toxin outward; and if the toxin truly cannot be vented through the skin, it can also dissolve the poison from within. Able both to release from the surface and to resolve from within — that is the most special quality of antelope horn.
Why would the child drink it? Antelope horn decoction — no color, no taste
There was one more difficulty: the child refused bitter medicine. But antelope horn has an advantage — once decocted, it has no color and no taste: the water keeps its original color and its original flavor, and the decoction comes out clear as plain water, so the child did not resist it. Luckily the pharmacy was right in the same village — what a convenience — and they urgently took out 3 qian (about 9 g) of antelope horn and made a decoction.
💬 Note from Doctor Luo: In pharmacies today you can buy antelope horn in shavings (ling yang jiao si) or powder; in the old days the shavings were the usual form. How old was this child? Six years old. For a six-year-old, 3 qian (9 g) of antelope horn is no small dose — at a moment of crisis, Doctor Zhang Xichun prescribed with real boldness.
In ten minutes or so, the child calmed down
They watched the child drink the decoction down. After about ten minutes, his expression became peaceful and composed — the convulsion passed. One fright-wind crisis, pressed down and extinguished.
💬 Note from Doctor Luo: One herb saved a life. Doctor Zhang Xichun said that antelope horn is by nature excellent at reducing fever — it clears heat and resolves toxin remarkably quickly — yet its nature is not very cold: even used in a larger amount, it will not, like other cold herbs, ruin the spleen and stomach or cause diarrhea. That is why he said: “In my life I have used this herb to save many people.”
The next day, the famous uncle from Cangzhou came to see the patient: this is a fairy formula!
The child’s maternal uncle, Sun Baoxuan, was a celebrated physician of the Cangzhou region. The next day he heard the child had been ill, came to look, and saw the formula Doctor Zhang Xichun had written — a single herb, antelope horn. Astonished, he said: this is a fairy formula! The timing of this formula could not have been better.
💬 Note from Doctor Luo: Doctor Zhang Xichun himself was very down-to-earth about it — it was not that the formula was miraculous; rather, this particular herb has a miraculous function of its own, one herb capable of several jobs at once. Once you have truly understood a medicine’s nature, you strike directly — that is the real skill of a master physician.
Bonus: what else can antelope horn treat?
Besides rescuing acute fright wind, antelope horn is also deeply good at entering the liver meridian: for eye disorders caused by blazing liver fire — the liver opens into the eyes, so when liver fire flares, the eyes easily develop problems such as red, swollen, hot, painful eyes or growths — antelope horn clears liver fire and treats eye disease remarkably well. It can also treat bleeding such as vomiting blood and nosebleeds (nü xue).
💬 Note from Doctor Luo: Doctor Zhang Xichun’s accumulated experience is that antelope horn is used very widely in pediatrics. When a child’s liver wind stirs internally, using it to vent the heat outward and settle the liver wind works excellently. Doctor Luo Dalun says: over the next few days, we will talk through antelope horn’s functions and Doctor Zhang Xichun’s experience with it, bit by bit.
What to take away
- When a child with measles suddenly starts breathing in great, unbroken gasps, with a dazed spirit and flailing limbs, that is liver wind stirring internally — an acute fright-wind crisis. In Chinese medicine, measles treatment aims to let the rash out; if the medicine never gets in, the rash cannot erupt, the toxin drives inward, and the fever turns into fright wind — the most dangerous juncture of the disease.
- One herb did three jobs: Doctor Zhang Xichun used a single medicine — ling yang jiao (antelope horn), 3 qian (about 9 g) for a six-year-old — because antelope horn settles liver wind, clears liver fire, and vents toxin outward all at once. It belongs to wood, has a releasing power, and both releases from the surface and resolves from within.
- A practical advantage: antelope horn decoction has no color and no taste, so a child who refuses bitter medicine will drink it. And though it clears heat fast, it is not very cold — even in larger doses it does not harm the spleen and stomach or cause diarrhea. As Doctor Zhang Xichun said: “In my life I have used this herb to save many people.”
- Antelope horn is a specialty for the liver meridian: it treats blazing-liver-fire eye problems (the liver opens into the eyes) and bleeding such as vomiting blood and nosebleeds. In pediatrics, when a child’s liver wind stirs, antelope horn vents heat and settles the wind to excellent effect.
Compiled from Doctor Luo Dalun’s commentary on Doctor Zhang Xichun’s case records; the case is from Records of Chinese Medicine with Western Reference (《医学衷中参西录》), published in installments 1918–1934.