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    1. Home
    2. Acupuncture Traditions
    3. Horary Acupuncture

    子午流注 — Horary Acupuncture

    Time your treatments to the body's natural Qi flow using three classical systems: Na Zi (hourly points), Na Jia (daily stem organ pairing), and Ling Gui Ba Fa (extraordinary vessel openings) — with modern circadian science correlations.

    子午流注Chinese Body ClockLU3aLI5aST7aSP9aHT11aSI1pBL3pKI5pPC7pSJ9pGB11pLR1a
    Live
    Day: 丁 巳 (Dīng Sì)Hour: 癸 卯 (Guǐ Mǎo)Autumn — Metal phase

    Active Meridian

    LILarge Intestine

    手陽明大腸經

    MetalYang5:00 AM–7:00 AM

    Elimination, letting go, bowel movement

    Optimal time for bowel movements. Constipation or diarrhoea at this time indicates LI imbalance.

    Na Zi 納子法 — Hourly Point

    LI-1

    Shāng Yáng (商陽)

    The horary point is the Five-Shū point whose element matches its own meridian's element. Needling it during the meridian's peak time amplifies the treatment effect — the point is "open" and maximally receptive to stimulation.

    Opposing Meridian

    KI — Kidney

    The opposing meridian (12 hours apart) can also be treated for balancing excess/deficiency

    Na Jia 納甲法 — Daily Stem

    丁Dīng day

    Heart (HT)

    Hand Shaoyin Heart

    Tonify (Mother)

    HT-9

    Shào Chōng (少衝)

    Tonify — Wood is mother of Fire

    Sedate (Son)

    HT-7

    Shén Mén (神門)

    Sedate — Earth drains Fire

    Horary Point

    HT-8 — Shào Fǔ (少府)

    Dīng day: HT is primary. Use for insomnia, palpitations, Shén disturbance, anxiety.

    靈龜八法 Líng Guī Bā Fǎ

    LU-7

    Liè Quē (列缺)

    Opens:Ren Mai任脈
    Coupled:KI-6Zhào Hǎi (照海)

    Chest, lungs, throat, Yin deficiency, grief

    Full Point Prescription — Large Intestine (5–7 AM)

    Tonification Point

    LI-11

    Qū Chí

    Earth (mother)

    Sedation Point

    LI-2

    Èr Jiān

    Water (son)

    Source (Yuán) Point

    LI-4

    Hé Gǔ

    Luo (Connecting) Point

    LI-6

    Piān Lì

    Back-Shū Point

    BL-25

    Dà Cháng Shū

    Front-Mù Point

    ST-25

    Tiān Shū

    LI-1 (Horary/Metal)LU-7 (paired Yin)ST-37 (Lower He-Sea)

    Clinical Protocol

    For constipation: LI-4 + ST-25 + SJ-6. For Damp-Heat dysentery: LI-11 + ST-37 + SP-9.

    Circadian Science — Large Intestine Meridian

    Hormone / Biomarker

    Cortisol surge (CAR)

    Cortisol Awakening Response peaks 30 min after waking

    Western Physiology

    Gastrocolic reflex is strongest on waking. Colonic motility increases, facilitating morning bowel movements.

    Research Note

    The cortisol awakening response (CAR) activates metabolic and immune processes aligned with LI function.

    Seasonal Treatment Guidance — Autumn

    Metal ElementLung/Large Intestine

    Consolidate Qi, moisten dryness. Favor LU-7, LI-4, LU-9. Process grief. Support the Wei Qi for immune defense.

    Complete Reference

    LULung

    手太陰肺經

    3:00 AM–5:00 AMMetal · Yin

    Qi distribution, respiration, immune defence

    Horary: LU-8 Jīng Qú (經渠)

    LILarge Intestine
    Active

    手陽明大腸經

    5:00 AM–7:00 AMMetal · Yang

    Elimination, letting go, bowel movement

    Horary: LI-1 Shāng Yáng (商陽)

    STStomach

    足陽明胃經

    7:00 AM–9:00 AMEarth · Yang

    Digestion, nourishment intake, grounding

    Horary: ST-36 Zú Sān Lǐ (足三里)

    SPSpleen

    足太陰脾經

    9:00 AM–11:00 AMEarth · Yin

    Transformation & transportation, muscle nourishment, thought clarity

    Horary: SP-3 Tài Bái (太白)

    HTHeart

    手少陰心經

    11:00 AM–1:00 PMFire · Yin

    Shén clarity, circulation, joy and connection

    Horary: HT-8 Shào Fǔ (少府)

    SISmall Intestine

    手太陽小腸經

    1:00 PM–3:00 PMFire · Yang

    Separation of pure from impure, discernment

    Horary: SI-5 Yáng Gǔ (陽谷)

    BLBladder

    足太陽膀胱經

    3:00 PM–5:00 PMWater · Yang

    Fluid metabolism, back support, memory consolidation

    Horary: BL-66 Zú Tōng Gǔ (足通谷)

    KIKidney

    足少陰腎經

    5:00 PM–7:00 PMWater · Yin

    Essence storage, bone health, willpower, adrenal recovery

    Horary: KI-10 Yīn Gǔ (陰谷)

    PCPericardium

    手厥陰心包經

    7:00 PM–9:00 PMFire · Yin

    Emotional protection, intimacy, circulatory support

    Horary: PC-8 Láo Gōng (勞宮)

    SJSan Jiao

    手少陽三焦經

    9:00 PM–11:00 PMFire · Yang

    Thermoregulation, endocrine balance, fluid pathways

    Horary: SJ-6 Zhī Gōu (支溝)

    GBGallbladder

    足少陽膽經

    11:00 PM–1:00 AMWood · Yang

    Decision-making, bile secretion, sinew repair

    Horary: GB-41 Zú Lín Qì (足臨泣)

    LRLiver

    足厥陰肝經

    1:00 AM–3:00 AMWood · Yin

    Blood storage, detoxification, planning, tendon repair

    Horary: LR-1 Dà Dūn (大敦)

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