Sang Piao Xiao San
桑螵蛸散 (Sāng Piāo Xiāo Sǎn)
Formula for Kidney deficiency with insecurity of the Bladder and Essence, presenting with frequent urination, enuresis, spermatorrhea or cloudy urine, often with Heart-Kidney disharmony signs.
Explore how Traditional Chinese Medicine traditionally understands insomnia through different patterns, associated symptoms, and classical formulas.
Explore the Insomnia Condition Profile →
Last reviewed Sep 08, 2026| Health Topic | Sleep & Emotional Balance |
|---|---|
| Chinese Name | 失眠 |
| Synonyms | Trouble sleeping·Cannot sleep·Sleeplessness·Difficulty sleeping·Poor sleep onset or maintenance |
| Description | Difficulty sleeping or maintaining restful sleep. |
| Related TCM Patterns | Phlegm-Dampness·Heart Fire·Qi Stagnation·Qi Deficiency+4 moreBlood Deficiency·Yang Deficiency·Yin Deficiency·Kidney Yang Deficiency |
| Related Classical Formulas | Sang Piao Xiao San·Gui Zhi Jia Long Gu Mu Li Tang·Chai Hu Jia Long Gu Mu Li Tang·Suan Zao Ren Tang |
Insomnia is difficulty falling asleep, waking through the night, early waking, or light, dream-disturbed sleep—leaving the mind unrested by morning.
Western medicine may look at stress, circadian disruption, screens, caffeine, sleep apnea, or mood. In Traditional Chinese Medicine, this is 不寐: the Heart fails to store the spirit, often because yin and yang do not interchange at night.
TCM does not treat every case of insomnia the same way. The same sleeplessness may come from:
Care starts with syndrome differentiation, then evening habits that let yang enter yin: a fixed bedtime, dimmer light, no late heavy meals or strong tea, and not forcing sleep while lying awake.
Seek medical review promptly if insomnia comes with loud snoring and breathing pauses, chest pain, a sudden severe headache, lasting daytime collapse, or a sharp drop in mood with hopelessness.

While traditional approaches offer valuable perspectives, certain symptoms call for prompt medical evaluation. Please consult a qualified healthcare professional if any of the following apply.
While insomnia is common, it is important to distinguish it from other physical sleep disorders:
Traditional Chinese Medicine educational content on HJMEDICAL should not be used to delay appropriate medical evaluation.
Traditional Framework
Western medicine primarily views insomnia through a clinical and micro-level lens. It attributes sleep struggles to a combination of physical discomforts (like pain or breathing issues), psychological stress (such as anxiety or depression), and environmental factors. From a neurological standpoint, it often points to an imbalance of brain chemicals—like serotonin or dopamine—that disrupts your natural sleep-wake cycle.
In Traditional Chinese Medicine (TCM), healthy sleep is the natural result of a smooth flow of Qi and Blood, and a perfect harmony between Yin (rest/cooling) and Yang (activity/warming). When you cannot sleep, it is a clear sign of systemic disharmony:

In TCM, your emotional state and your physical organs are deeply connected. Emotional turmoil is one of the leading causes of modern sleep issues:
Your digestive system directly impacts your ability to rest.
Modern habits frequently clash with our natural biological clocks, creating the perfect storm for insomnia:

Pattern Differentiation
TCM traditionally considers this presentation in relation to the underlying pattern rather than treating every case the same way.
| Pattern | Typical Features | Classical Formula |
|---|---|---|
| Phlegm-Dampness痰濕證 |
|
Hai Zao Yu Hu Tang |
| Heart Fire心火證 |
|
Dao Chi San |
| Qi Stagnation氣滯證 |
|
Xiao Yao San |
| Qi Deficiency氣虛證 |
|
Huang Qi Gui Zhi Wu Wu Tang |
| Blood Deficiency血虛證 |
|
Dang Gui Si Ni Tang |
| Yang Deficiency陽虛證 |
|
Xiao Jian Zhong Tang |
| Yin Deficiency陰虛證 |
|
Gu Jing Wan |
| Kidney Yang Deficiency腎陽虛證 |
|
Sang Piao Xiao San |
Pattern differentiation is the foundation of TCM. The same presentation can correspond to different patterns, and the traditionally associated formula differs accordingly.
Treatment Principle
When you are struggling to sleep, TCM offers several physical therapies to quickly calm your nervous system and help you rest:
To truly cure insomnia, TCM focuses on fixing the underlying systemic imbalances:

Everyday Herbs for Insomnia
TCM relies on several powerful herbs to calm the mind and support the body’s natural rest cycle:
Classic Formulas for Specific Imbalances
TCM formulas combine multiple herbs to target the specific root cause of your insomnia:

Historic herbal combinations recorded in the classical medical texts.
Sang Piao Xiao San
桑螵蛸散 (Sāng Piāo Xiāo Sǎn)
Formula for Kidney deficiency with insecurity of the Bladder and Essence, presenting with frequent urination, enuresis, spermatorrhea or cloudy urine, often with Heart-Kidney disharmony signs.
Gui Zhi Jia Long Gu Mu Li Tang
桂枝加龍骨牡蠣湯 (Guì Zhī Jiā Lóng Gǔ Mǔ Lì Tāng)
A Jin Gui formula based on Gui Zhi Tang with Long Gu and Mu Li, for Yin-Yang disharmony with loss of essence, dream emission, insomnia and a floating deficient pulse.
Chai Hu Jia Long Gu Mu Li Tang
柴胡加龍骨牡蠣湯 (Chái Hú Jiā Lóng Gǔ Mǔ Lì Tāng)
A Shang Han Lun formula for Shaoyang disorder with spirit disturbance — chest fullness, irritability, difficulty turning, delirium or restlessness — using Chai Hu to harmonise and Long Gu / Mu Li to settle.
Suan Zao Ren Tang
酸棗仁湯 (Suān Zǎo Rén Tāng)
A Jin Gui formula for deficiency irritability and insomnia from Liver Blood deficiency with empty heat, presenting with inability to sleep, night restlessness and a dry throat.
Dao Chi San
導赤散 (Dǎo Chì Sàn)
A classical formula for Heart fire transmitting to the Small Intestine, with irritability, mouth sores, dark scanty urine and a red tongue tip.
Ren Shen Yang Rong Tang
人參養榮湯 (Rén Shēn Yǎng Róng Tāng)
A classical dual Qi-Blood tonic with Heart-calming herbs for chronic deficiency with fatigue, poor appetite, palpitations, insomnia and a pale complexion.
Tian Wang Bu Xin Dan
天王補心丹 (Tiān Wáng Bǔ Xīn Dān)
A classical Heart-Yin and Blood tonic for insomnia, palpitations, anxiety and night restlessness from Yin deficiency with empty heat, often with a red tip of the tongue.
Gui Pi Tang
歸脾湯 (Guī Pí Tāng)
A classical formula for Spleen Qi and Heart Blood deficiency from overthinking, with insomnia, palpitations, fatigue, poor appetite and possible spotting or pale menstruation.
Gan Mai Da Zao Tang
甘麥大棗湯 (Gān Mài Dà Zǎo Tāng)
A Jin Gui formula for Zang Zao (visceral agitation), classically described as sadness, tendency to cry, and acting as if possessed, from Heart Qi and fluid deficiency.
Zhi Zi Chi Tang
梔子豉湯 (Zhī Zǐ Chǐ Tāng)
A classical Shang Han formula for lingering heat after exterior release, with vexation and insomnia.
Wen Dan Tang
溫膽湯 (Wēn Dǎn Tāng)
A classical formula for Gallbladder-Stomach disharmony with phlegm-heat, insomnia, timidity and nausea.
Zhi Gan Cao Tang
炙甘草湯 (Zhì Gān Cǎo Tāng)
A classical formula for irregular or intermittent pulse from Qi-blood and Yin deficiency with heart palpitations.
An Shen Ding Zhi Wan
安神定志丸 (Ān Shén Dìng Zhì Wán)
A classical formula for Heart Qi deficiency with timidity, insomnia, fright and palpitations.
Huang Lian E Jiao Tang
黃連阿膠湯 (Huáng Lián Ē Jiāo Tāng)
A classical Shang Han formula for Shaoyin heat conversion — heart fire with Kidney Yin deficiency, insomnia and irritability.
Daily Support
You can easily support your sleep health by gently massaging these key acupoints whenever you feel restless:

Lotus Seed and Lily Bulb Porridge
Suan Zao Ren (Sour Jujube Seed) Porridge
Longan and Red Date Soup
Millet Porridge
Rose Tea

Prevention
Maintaining a healthy sleep cycle starts with consistency and emotional balance. Going to bed and waking up at the same time every day—ideally asleep by 11:00 PM—anchors your body's natural biological clock.
TCM views the mind and body as deeply connected, managing daily stress is equally vital. Practices like deep breathing, meditation, or simply talking through your feelings can release trapped emotional tension, preventing daytime anxieties from turning into nighttime restlessness.
Finally, TCM encourages adapting your lifestyle to the rhythm of the seasons. For example, you might sleep a little less and stay active during the expansive days of Spring and Summer, while focusing on early bedtimes, conserving energy, and staying warm during the darker, inward-focused months of Autumn and Winter. By aligning your daily routine with nature, you build a strong, resilient foundation for both restful sleep and overall vitality.
Go deeper into the associated patterns, the classical formulas traditionally linked to each of them, and the products available.
Explore the Insomnia Condition Profile →Medical Disclaimer — Traditional Chinese Medicine educational content on HJMEDICAL should not be used to delay appropriate medical evaluation. This article is provided for educational purposes only and describes traditional Chinese medicine concepts. It is not medical advice, and it is not intended to diagnose, treat, cure or prevent any disease. Always consult a qualified healthcare professional before starting any herbal formula, particularly if you are pregnant, nursing, taking medication or managing a diagnosed condition.