Formula Pill (Wan)

Tiao Jing Zhong Zi Wan

Regulate Menses and Aid Conception Pill · 调经种子丸

Also known as: Tiao Jing Zhong Zi Wan, Regulate Menstruation and Promote Fertility Pill

A comprehensive women's health formula designed to nourish Blood, regulate menstruation, and support fertility. It combines Blood-nourishing and Qi-moving herbs to address irregular periods, menstrual pain, heavy bleeding, and difficulty conceiving caused by Blood deficiency with Qi stagnation and mild Blood stasis.

Origin Experiential formula (经验方), standardized as a modern Chinese patent medicine — Modern era (contemporary proprietary formula)
Composition 16 herbs
Shu Di huang
King
Shu Di huang
Dang Gui
King
Dang Gui
Bai Shao
Deputy
Bai Shao
Chuan Xiong
Deputy
Chuan Xiong
Dan Shen
Deputy
Dan Shen
Huang Qi
Deputy
Huang Qi
Xiang Fu
Assistant
Xiang Fu
Yan Hu Suo
Assistant
Yan Hu Suo
+8
more
Explore composition

Educational content Consult qualified TCM practitioners for diagnosis and treatment

Patterns Addressed

In TCM, symptoms don't appear randomly — they cluster into recognizable patterns of disharmony that reveal what's out of balance in the body. Tiao Jing Zhong Zi Wan is designed to correct these specific patterns.

Why Tiao Jing Zhong Zi Wan addresses this pattern

Blood deficiency is the root condition this formula was designed to address. When Blood is insufficient, the Chong vessel (the 'Sea of Blood') cannot fill properly, leading to scanty or delayed periods, pale menstrual flow, and difficulty sustaining a pregnancy. The formula's Si Wu Tang core (Shu Di Huang, Dang Gui, Bai Shao, Chuan Xiong) directly replenishes Blood, while Huang Qi supports Qi to drive Blood production. Gui Jia nourishes the deeper Yin layer, and Dan Shen ensures the newly generated Blood circulates freely rather than stagnating.

A practitioner would look for one or more of these signs

Irregular Menstruation

Scanty or delayed periods with pale-colored flow

Dizziness

Dizziness and lightheadedness

Eye Fatigue

Fatigue and lack of vitality

Infertility

Prolonged inability to conceive

Dull Pale Complexion

Sallow or pale face

Commonly Prescribed For

These conditions can arise from the patterns above. A practitioner would consider Tiao Jing Zhong Zi Wan when these conditions are specifically caused by those patterns — not for all cases of these conditions.

TCM Interpretation

In TCM, the ability to conceive depends on several interconnected factors: adequate Blood to nourish the uterus, sufficient Kidney essence to provide the reproductive foundation, smooth Liver Qi flow to regulate ovulation and menstrual timing, and a Spleen strong enough to continuously generate Blood and Qi. Female infertility (called 'not receiving seed,' 不受孕) most commonly arises when Blood deficiency leaves the Chong vessel (the 'Sea of Blood') depleted, when Kidney essence is insufficient to support the reproductive process, or when Liver Qi stagnation disrupts the delicate hormonal rhythms. Often these factors coexist: emotional stress causes Liver Qi stagnation, which impairs Spleen function, leading to poor Blood production, which in turn weakens the Kidney-Chong-Ren axis.

Why Tiao Jing Zhong Zi Wan Helps

Tiao Jing Zhong Zi Wan addresses infertility through a multi-layered approach. Its Si Wu Tang core (Shu Di Huang, Dang Gui, Bai Shao, Chuan Xiong) replenishes the Blood that nourishes the uterine lining. Gui Jia and Xu Duan strengthen the Kidney foundation for reproduction. Xiang Fu, Yu Jin, and the Qi-moving herbs ensure smooth Liver Qi flow to support regular ovulation. Huang Qi and Bai Zhu bolster the Spleen to sustain Blood production over time. Huang Qin clears lingering Heat and has a traditional reputation for calming the fetus. The formula's strength is its comprehensiveness: rather than targeting a single mechanism, it creates an overall environment of nourished Blood, free-flowing Qi, and strong Kidney support that the body needs for conception.

Also commonly used for

Postmenstrual Bleeding

Excessive menstrual flow (menorrhagia)

Luteal Phase Defect

Insufficient luteal phase leading to implantation failure

Premenstrual Syndrome

Breast tenderness, mood changes, and bloating before periods

Miscarriage

Recurrent pregnancy loss from uterine environment deficiency

What This Formula Does

Every TCM formula has a specific set of actions — here's what Tiao Jing Zhong Zi Wan does in the body, explained in both everyday and TCM terms

Therapeutic focus

In practical terms, Tiao Jing Zhong Zi Wan is primarily used to support these areas of health:

How It Addresses the Root Cause

TCM doesn't just suppress symptoms — it aims to resolve the underlying imbalance. Here's how Tiao Jing Zhong Zi Wan works at the root level.

Tiao Jing Zhong Zi Wan addresses a complex pattern in which Blood deficiency, Qi stagnation, and mild Heat intertwine to disrupt the menstrual cycle and impair fertility. The disease logic unfolds as follows:

The Liver stores Blood and governs the smooth flow of Qi throughout the body, which is essential for the timely arrival and smooth passage of menstruation. When Blood becomes deficient — from constitutional weakness, chronic illness, or emotional strain — the Liver loses its nourishment and its Qi flow becomes constrained. This Liver Qi stagnation further impedes Blood circulation, creating a vicious cycle: insufficient Blood fails to fill the uterus (Bao Gong) at the proper time, while stagnant Qi causes the Blood to move erratically or painfully. The Chong and Ren vessels, which directly govern menstruation and reproductive capacity, rely on abundant Blood and smooth Qi flow from the Liver and Kidneys. When both are compromised, menstruation becomes irregular — arriving at the wrong time, with abnormal volume, or accompanied by pain.

The Spleen, as the source of Qi and Blood production, also plays a critical role. If the Spleen is weak, it cannot generate enough Blood to replenish what is lost each month, nor enough Qi to hold the Blood within its vessels (potentially causing excessive bleeding). Meanwhile, the Kidneys store the reproductive essence (Jing) and govern the Tian Gui — the substance that drives the menstrual cycle and enables conception. When Kidney and Liver Yin are insufficient, mild deficiency Heat may arise, further disturbing the Blood. This combination of Blood deficiency, Qi stagnation, Spleen weakness, and Kidney-Liver insufficiency creates a hostile environment for conception: the uterine lining cannot nourish properly, ovulation may be disrupted, and the Chong-Ren vessels cannot fulfill their role in supporting pregnancy. The formula's strategy is to simultaneously nourish Blood and Yin from the root, move stagnant Qi to restore the Liver's regulatory function, support the Spleen's Blood-generating capacity, and gently clear any residual Heat, thereby restoring the conditions under which normal menstruation and fertility can resume.

Formula Properties

Every formula has an inherent temperature, taste, and affinity for specific organs — these properties determine how it interacts with the body

Overall Temperature

Slightly Warm

Taste Profile

Predominantly sweet and bitter with aromatic pungent notes — sweet to nourish Blood and tonify, bitter to clear Heat and move stagnation, pungent to circulate Qi and activate Blood.

Channels Entered

Liver Kidney Spleen Heart Ren Mai (任脉) Conception Vessel Chong Mai (冲脉) Penetrating Vessel

Ingredients

16 herbs

The herbs that make up Tiao Jing Zhong Zi Wan, organized by their role in the prescription

King — Main ingredient driving the formula
Deputy — Assists and enhances the King
Assistant — Supports or moderates other herbs
Envoy — Directs the formula to its target
Kings — Main ingredient driving the formula
Shu Di huang

Shu Di huang

Prepared rehmannia

Dosage 12 - 15g
Temperature Warm
Taste Sweet
Organ Affinity Kidneys, Liver

Role in Tiao Jing Zhong Zi Wan

Nourishes Blood and Yin, replenishes Kidney essence, and enriches the Chong and Ren vessels to support the menstrual cycle and fertility. As the primary Blood-nourishing herb, it addresses the root deficiency underlying menstrual irregularity and difficulty conceiving.
Dang Gui

Dang Gui

Dong quai

Dosage 9 - 12g
Temperature Warm
Taste Pungent, Sweet
Organ Affinity Heart, Liver, Spleen

Role in Tiao Jing Zhong Zi Wan

Nourishes and invigorates Blood, regulates menstruation, and relieves pain. Works alongside Shu Di Huang to replenish Blood while also promoting Blood circulation to prevent stasis from the enriching, cloying nature of Shu Di Huang.
Deputies — Assists and enhances the King
Bai Shao

Bai Shao

White peony roots

Dosage 9 - 12g
Temperature Neutral
Taste Bitter, Sour
Organ Affinity Liver, Spleen

Role in Tiao Jing Zhong Zi Wan

Nourishes Blood, softens the Liver, and relieves pain. Supports the King herbs in replenishing Blood while calming Liver Qi to reduce menstrual cramping and premenstrual tension.
Chuan Xiong

Chuan Xiong

Szechuan lovage roots

Dosage 6 - 9g
Temperature Warm
Taste Pungent
Organ Affinity Gallbladder, Liver, Pericardium

Role in Tiao Jing Zhong Zi Wan

Activates Blood, promotes Qi circulation, and relieves pain. Prevents the rich Blood-nourishing herbs from causing stagnation, ensuring smooth flow through the Chong and Ren vessels.
Dan Shen

Dan Shen

Red sage roots

Dosage 9 - 15g
Temperature Cool
Taste Bitter
Organ Affinity Heart, Liver

Role in Tiao Jing Zhong Zi Wan

Activates Blood and dispels stasis, cools Blood, and calms the mind. Reinforces the Blood-moving action to clear stasis in the uterus that may impede menstrual regularity and implantation.
Huang Qi

Huang Qi

Milkvetch roots

Dosage 9 - 15g
Temperature Warm
Taste Sweet
Organ Affinity Lungs, Spleen

Role in Tiao Jing Zhong Zi Wan

Tonifies Qi, raises the clear Yang, and supports the Spleen's ability to generate Blood. Provides the Qi foundation necessary for healthy menstruation and conception.
Assistants — Supports or moderates other herbs
Xiang Fu

Xiang Fu

Coco-grass rhizomes

Dosage 6 - 9g
Temperature Neutral
Taste Bitter, Pungent, Sweet
Organ Affinity Liver, Spleen, San Jiao (Triple Burner)
Preparation Vinegar-processed (醋制)

Role in Tiao Jing Zhong Zi Wan

Spreads Liver Qi, regulates menstruation, and relieves pain. Vinegar processing directs the herb's action toward the Liver and Blood level, enhancing its ability to smooth Qi flow in the lower abdomen and uterus.
Yan Hu Suo

Yan Hu Suo

Corydalis tubers

Dosage 6 - 9g
Temperature Warm
Taste Bitter, Pungent
Organ Affinity Spleen, Heart, Liver, Lungs
Preparation Vinegar-processed (醋制)

Role in Tiao Jing Zhong Zi Wan

Powerfully moves Qi and Blood to relieve pain. Specifically targets menstrual cramping and lower abdominal pain. Vinegar processing enhances its pain-relieving action.
Yu Jin

Yu Jin

Turmeric tubers

Dosage 6 - 9g
Temperature Cold
Taste Bitter, Pungent
Organ Affinity Heart, Liver, Lungs

Role in Tiao Jing Zhong Zi Wan

Activates Blood, resolves stasis, promotes Qi movement, and clears Heat from the Blood. Helps address emotional constraint and Blood stasis simultaneously.
Bai Zhu

Bai Zhu

Atractylodes rhizomes

Dosage 9 - 12g
Temperature Warm
Taste Bitter, Sweet
Organ Affinity Spleen, Stomach

Role in Tiao Jing Zhong Zi Wan

Strengthens the Spleen and dries Dampness. Supports Qi and Blood production and protects the Spleen from the cloying nature of the Blood-tonifying herbs.
Mu Xiang

Mu Xiang

Costus roots

Dosage 3 - 6g
Temperature Warm
Taste Bitter, Pungent
Organ Affinity Gallbladder, Large Intestine, Liver, Lungs, Spleen, Stomach

Role in Tiao Jing Zhong Zi Wan

Moves Qi, harmonizes the Stomach, and relieves distension. Aids the digestive system in absorbing the rich tonifying herbs and prevents Qi stagnation in the middle burner.
Sha Ren

Sha Ren

Amomum fruits

Dosage 3 - 6g
Temperature Warm
Taste Pungent
Organ Affinity Kidneys, Spleen, Stomach
Preparation Added near the end of decoction (后下) if prepared as decoction

Role in Tiao Jing Zhong Zi Wan

Transforms Dampness, moves Qi, and warms the middle. Prevents the heavy, cloying Blood-nourishing herbs from obstructing digestion, while also calming the fetus in early pregnancy.
Xu Duan

Xu Duan

Japanese teasel roots

Dosage 9 - 12g
Temperature Warm
Taste Bitter, Sour
Organ Affinity Kidneys, Liver

Role in Tiao Jing Zhong Zi Wan

Tonifies the Liver and Kidney, strengthens sinews and bones, and promotes Blood circulation. Supports the Kidney's role in reproduction and helps stabilize pregnancy.
Gu

Gui Jia (龟甲, dry-fried)

Dosage 9 - 15g
Preparation Dry-fried (炒); decoct first 20-30 minutes (先煎)

Role in Tiao Jing Zhong Zi Wan

Nourishes Yin, anchors Yang, strengthens Kidney, and benefits the Chong and Ren vessels. Supports the Yin and Blood foundation needed for a healthy menstrual cycle and fertility.
Huang Qin

Huang Qin

Baikal skullcap roots

Dosage 6 - 9g
Temperature Cold
Taste Bitter
Organ Affinity Gallbladder, Heart, Large Intestine, Lungs, Small Intestine, Spleen
Preparation Wine-fried (酒炒)

Role in Tiao Jing Zhong Zi Wan

Clears Heat, dries Dampness, and calms the fetus. Restrains the warming properties of other herbs in the formula and clears any Heat that may arise from Blood stasis. Wine processing moderates its cold nature.
Envoy — Directs the formula to its target
Suan Zao Ren

Suan Zao Ren

Jujube seeds

Dosage 6 - 9g
Temperature Neutral
Taste Sour, Sweet
Organ Affinity Gallbladder, Heart, Liver
Preparation Ginger-wine processed (姜酒制)

Role in Tiao Jing Zhong Zi Wan

Clears Heat, cools Blood, promotes urination, and calms the spirit. Ginger-wine processing warms and directs the herb to the Blood level while tempering its cold nature. Helps clear residual Heat in the Blood and calm emotional distress associated with menstrual disorders.

Why This Combination Works

How the herbs in Tiao Jing Zhong Zi Wan complement each other

Overall strategy

This formula addresses the interconnected problems of Blood deficiency, Qi stagnation, and mild Blood stasis that underlie menstrual irregularity and difficulty conceiving. It builds a foundation of nourished Blood and strong Qi while simultaneously ensuring free flow through the Chong and Ren vessels, creating the conditions for a healthy menstrual cycle and successful conception.

King herbs

Shu Di Huang and Dang Gui form the Blood-nourishing core of this formula. Shu Di Huang is the richest Blood and Yin tonic in the materia medica, replenishing the material basis for menstruation and fertility. Dang Gui both nourishes and moves Blood, serving as the foremost herb in gynecology for regulating menstruation. Together they address the fundamental deficiency while keeping the Blood moving.

Deputy herbs

Bai Shao, Chuan Xiong, Dan Shen, and Huang Qi reinforce the Kings from multiple angles. Bai Shao and Chuan Xiong complete the Si Wu Tang (Four Substance Decoction) framework within the formula, the classical foundation for Blood disorders. Dan Shen powerfully invigorates Blood and clears stasis in the uterus. Huang Qi tonifies Spleen Qi, ensuring the body can generate new Blood and providing the Qi needed to hold the fetus.

Assistant herbs

The assistants divide into three functional groups. The Qi-regulating group (Xiang Fu, Yan Hu Suo, Yu Jin, Mu Xiang, Sha Ren) ensures free Qi flow, relieves pain, and prevents digestive stagnation from the rich tonics. Xiang Fu is the lead Qi-regulator for gynecological conditions, and vinegar-processed Yan Hu Suo is among the strongest pain relievers in TCM. The Spleen-supporting group (Bai Zhu) strengthens the middle to sustain Blood production. The Kidney and Yin group (Xu Duan, Gui Jia) fortifies the Kidney root of reproduction and enriches the Yin needed for the endometrial lining. Huang Qin acts as a restraining assistant, clearing Heat and preventing the warming, moving herbs from generating excess Heat, while also offering fetus-calming properties.

Envoy herbs

Xuan Cao Gen (daylily root), processed with ginger and wine, clears residual Blood-level Heat and calms the spirit. Its ginger-wine preparation directs it into the Blood level and warms its otherwise cold nature, harmonizing it with the formula's overall warming-yet-cooling balance.

Notable synergies

The Si Wu Tang core (Shu Di Huang, Dang Gui, Bai Shao, Chuan Xiong) is perhaps the most famous Blood-regulating combination in TCM. The pairing of Xiang Fu and Dang Gui is a classical combination for Liver Qi stagnation with Blood deficiency causing menstrual pain. Huang Qi and Bai Zhu together strengthen Spleen Qi to generate and hold Blood. The combination of warming, moving herbs (Sha Ren, Mu Xiang) with heavy Yin tonics (Gui Jia, Shu Di Huang) prevents the formula from becoming stagnating while maintaining deep nourishment.

How to Prepare

Traditional preparation instructions for Tiao Jing Zhong Zi Wan

This formula is standardized as a modern Chinese patent medicine (中成药) in pill form. The standard dosage is one pill (approximately 9g) taken orally twice daily with warm water, typically after meals.

If prepared as a decoction for individualized treatment, the herbs should be decocted in approximately 600ml of water. Gui Jia (tortoise shell) should be decocted first for 20-30 minutes before adding the remaining herbs. Sha Ren, if used in decoction form, should be added in the last 5 minutes. Bring to a boil, then simmer on low heat for 30 minutes. Strain and divide into two portions to be taken morning and evening.

Common Modifications

How practitioners adapt Tiao Jing Zhong Zi Wan for specific situations

Added
E Jiao

9g, to powerfully nourish Blood and Yin

He Shou Wu

12g, to replenish Liver and Kidney essence and nourish Blood

When Blood deficiency is severe, the base formula's Blood-nourishing capacity needs reinforcement. E Jiao and He Shou Wu are rich Blood tonics that strengthen the Chong vessel.

Educational content — always consult a qualified healthcare provider or TCM practitioner before using any herbal formula.

Contraindications

Situations where Tiao Jing Zhong Zi Wan should not be used or requires extra caution

Avoid

Pregnancy. The formula contains Blood-moving herbs (Chuan Xiong, Dan Shen, Yan Hu Suo, Yu Jin) that may stimulate uterine contractions and risk miscarriage. Once pregnancy is confirmed, discontinue use immediately.

Avoid

Active heavy menstrual bleeding with Heat signs. The formula's Blood-activating properties may worsen excessive bleeding, especially when menstruation is already heavy with bright red blood, a red tongue, and rapid pulse indicating Blood Heat.

Caution

During an acute external pathogen invasion (common cold or flu). The tonifying and Blood-moving nature of the formula may trap the pathogen or worsen the illness. Pause the formula until the cold resolves.

Caution

Yin deficiency with pronounced Heat signs (persistent dry mouth, night sweats, malar flush, red tongue with no coating). While the formula contains some Yin-nourishing herbs, the Qi-moving aromatic herbs (Mu Xiang, Sha Ren) may further dry Yin fluids. Modification is needed.

Caution

Spleen and Stomach deficiency with pronounced loose stools or diarrhea. The rich, cloying Blood-nourishing herbs (Shu Di Huang, Gui Ban) may impede digestion and worsen Dampness. Dosage adjustment or formula modification may be required.

Caution

Menstrual irregularities due to excess or full Heat patterns without underlying deficiency. This formula is designed for mixed deficiency-stagnation patterns and is not appropriate for purely excess conditions.

Special Populations

Important considerations for pregnancy, breastfeeding, and pediatric use

Pregnancy

Contraindicated during pregnancy. The formula contains several Blood-activating and Qi-moving herbs that pose risks during pregnancy: - Chuan Xiong (Ligusticum) and Dan Shen (Salvia root) strongly invigorate Blood circulation and may stimulate uterine contractions. - Yan Hu Suo (Corydalis, vinegar-processed) and Yu Jin (Curcuma) move Blood and Qi and can promote uterine activity. - Xiang Fu (Cyperus, vinegar-processed) is a powerful Qi-mover in the lower abdomen. These herbs collectively create a significant risk of stimulating the uterus, potentially leading to miscarriage or premature labor. Since this formula is specifically intended to help achieve conception, it should be discontinued as soon as pregnancy is confirmed or suspected. The formula is designed for pre-conception use only.

Breastfeeding

Use with caution during breastfeeding. While the formula is composed of commonly used herbal ingredients without known severe toxicity, several considerations apply: - Some aromatic Qi-moving herbs (Mu Xiang, Sha Ren) and Blood-activating herbs (Dan Shen, Chuan Xiong, Yan Hu Suo) may transfer through breast milk in small amounts, and their effects on the nursing infant are not well studied. - Huang Qin (Scutellaria), being bitter and cold, could theoretically cause mild digestive upset in sensitive infants through breast milk. - Since this formula is designed for pre-conception menstrual regulation, it is typically not indicated during the breastfeeding period. If menstrual irregularity needs treatment while breastfeeding, a qualified practitioner should assess whether this specific formula is appropriate or whether a gentler alternative is preferable. No formal safety studies on breastfeeding have been conducted for this formula.

Children

Not applicable. Tiao Jing Zhong Zi Wan is specifically formulated for adult women of reproductive age with menstrual irregularities and infertility. It is not intended for pediatric use. The formula's Blood-moving and menstruation-regulating actions have no appropriate indication in children. For adolescent girls who have recently begun menstruating and experience menstrual irregularity, a qualified practitioner should assess the situation individually — in many cases, adolescent menstrual irregularity resolves naturally and does not require this type of formula.

Drug Interactions

If you are taking pharmaceutical medications, be aware of these potential interactions with Tiao Jing Zhong Zi Wan

No formal pharmacological interaction studies have been conducted for Tiao Jing Zhong Zi Wan as a whole formula. However, based on the known pharmacological properties of its constituent herbs, the following potential interactions should be considered:

  • Anticoagulant and antiplatelet drugs (warfarin, heparin, aspirin, clopidogrel): Dan Shen (Salvia miltiorrhiza) has well-documented anticoagulant and antiplatelet effects and can potentiate the action of warfarin, increasing bleeding risk. Chuan Xiong (Ligusticum) and Yan Hu Suo (Corydalis) also have mild blood-thinning properties. Concurrent use requires monitoring of INR/coagulation parameters.
  • Hormonal medications (oral contraceptives, hormone replacement therapy, fertility drugs like clomiphene or letrozole): The formula's menstrual-regulating actions may interact with or confound the effects of exogenous hormones. Concurrent use should be coordinated by both the prescribing physician and the TCM practitioner.
  • Sedatives and CNS depressants: Yan Hu Suo (Corydalis) contains alkaloids with mild analgesic and sedative properties that could theoretically add to the effects of sedative drugs.
  • Iron supplements: The tannin content in some herbs may reduce iron absorption. Take separately by at least two hours if iron supplementation is concurrent.

Usage Guidance

Practical advice for getting the most out of Tiao Jing Zhong Zi Wan

Best time to take

Twice daily, 30 minutes after meals, with warm water. Avoid taking during active menstrual bleeding unless specifically directed by a practitioner.

Typical duration

Typically taken for approximately 3 months (about 3 menstrual cycles), reassessed by a practitioner. Adjustments are made based on changes in menstrual regularity and symptoms.

Dietary advice

While taking this formula, favor warm, easily digestible, Blood-nourishing foods such as cooked leafy greens, red dates (jujubes), goji berries, black sesame, bone broth, and moderate amounts of lean protein. Warming porridges (congee) with small amounts of ginger support Spleen function and help the formula absorb well. Avoid cold and raw foods (salads, ice water, frozen desserts, raw sushi) as these can contract the uterine blood vessels and impede Blood circulation, counteracting the formula's effects. Reduce greasy, fried, and overly rich foods that burden the Spleen and generate Dampness, potentially blocking the Qi-moving herbs from working effectively. Limit spicy and strongly pungent foods that could aggravate any underlying Heat. Avoid excessive tea and coffee, particularly around the time of taking the formula, as tannins may reduce herb absorption. Alcohol should be minimized as it can generate Heat and disrupt menstrual regulation.

Tiao Jing Zhong Zi Wan originates from Experiential formula (经验方), standardized as a modern Chinese patent medicine Modern era (contemporary proprietary formula)

Classical Texts

Key passages from the classical Chinese medical texts that first described Tiao Jing Zhong Zi Wan and its clinical use

While Tiao Jing Zhong Zi Wan is a modern proprietary formula without a single classical source text, its therapeutic strategy is rooted in classical teachings on the relationship between menstrual regulation and fertility:

  • 《素问·上古天真论》Su Wen, Chapter 1:
    Original: 「女子……二七而天癸至,任脉通,太冲脉盛,月事以时下,故有子。」
    Translation: "When a woman reaches twice-seven [14 years], the Tian Gui [reproductive essence] arrives, the Ren vessel opens, the Chong vessel flourishes, menstruation comes at its proper time, and therefore she can conceive."
    This passage establishes the foundational principle that regular menstruation, rooted in Kidney essence and the Chong-Ren vessels, is the prerequisite for fertility — the very logic behind Tiao Jing Zhong Zi Wan's name and function.
  • 《景岳全书·妇人规》Jing Yue Quan Shu, Women's Standards:
    Original: 「妇人之病,当以经血为先」;「经调而子嗣」
    Translation: "In treating women's diseases, one should prioritize menstrual blood first"; "When menstruation is regulated, offspring will follow."
    Zhang Jingyue's principle directly articulates the 'tiao jing zhong zi' (regulate menstruation, plant the seed) strategy that gives this formula its name.
  • 《济阴纲目》Ji Yin Gang Mu:
    Original: 「种子之法,即在调经之中。」
    Translation: "The method of planting the seed [promoting conception] lies within regulating menstruation."
    This statement from the important gynecological compendium encapsulates the core clinical philosophy behind the formula.

Historical Context

How Tiao Jing Zhong Zi Wan evolved over the centuries — its origins, lineage, and place in the broader tradition of Chinese medicine

Tiao Jing Zhong Zi Wan (调经种子丸, "Regulate Menstruation and Plant the Seed Pill") is a modern Chinese patent medicine (中成药) rather than a formula found in a single classical text. Its exact origins are difficult to trace to one historical author, as it belongs to a tradition of experiential formulas refined through generations of clinical gynecological practice and eventually standardized for commercial production.

However, the therapeutic concept of "tiao jing zhong zi" (调经种子, regulating menstruation to promote conception) has deep roots in Chinese medical history. This principle was articulated by many historical gynecological specialists. Zhang Jingyue (张景岳) of the Ming Dynasty emphasized in his Jing Yue Quan Shu (《景岳全书》) that menstrual regulation should be the first priority in treating women's diseases. The Ji Yin Gang Mu (《济阴纲目》), another landmark gynecological text, explicitly stated that the method of promoting conception lies within regulating menstruation. Li Dongyuan's teaching, preserved in the Nu Ke Jing Lun (《女科经纶》), similarly noted that when a woman's menstrual cycle is normal and without illness, she will conceive. The formula's composition is built upon the classical Si Wu Tang (Four Substances Decoction) foundation for Blood nourishment, augmented with Qi-regulating, Spleen-strengthening, and Yin-nourishing herbs to create a comprehensive fertility-supporting formula. It reflects a mature synthesis of gynecological thinking accumulated across the Song, Ming, and Qing dynasties.