Wu Shen Tang

Five-Shen Decoction · 五参汤

A modern clinical formula used to strengthen the energy and fluids of the heart while clearing viral heat toxins. It is especially employed for supporting recovery from viral myocarditis, addressing fatigue, palpitations, chest discomfort, and breathlessness.

Origin Created by the 20th-century Zhejiang physician Wei Changchun (魏长春).
Composition 5 herbs
Dang Shen
King
Dang Shen
Bei Sha Shen
Deputy
Bei Sha Shen
Xuan Shen
Assistant
Xuan Shen
Dan Shen
Assistant
Dan Shen
Ku Shen
Assistant
Ku Shen
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. Wu Shen Tang is designed to correct these specific patterns.

Why Wu Shen Tang addresses this pattern

Wu Shen Tang directly corrects Qi and Yin Deficiency by using Dang Shen to tonify Qi and Bei Sha Shen plus Xuan Shen to nourish Yin. This rebuilds the foundation of Heart function, relieving fatigue, shortness of breath, and spontaneous sweating that arise from this deficiency.

A practitioner would look for one or more of these signs

Fatigue

profound tiredness from Qi deficit

Shortness Of Breath

breathlessness especially on exertion

Dizziness

lightheadedness from Yin and Qi not nourishing the head

Sweating

spontaneous sweating that worsens with fatigue

Commonly Prescribed For

These conditions can arise from the patterns above. A practitioner would consider Wu Shen Tang when these conditions are specifically caused by those patterns — not for all cases of these conditions.

TCM Interpretation

In TCM, viral myocarditis is understood as an invasion of external heat toxin that exploits a pre-existing Qi and Yin deficiency of the Heart. The pathogen lodges in the Heart, consuming Yin and Qi, generating heat, and causing blood stasis. This leads to the characteristic palpitations, chest tightness, fatigue, and breathlessness.

Why Wu Shen Tang Helps

Wu Shen Tang uses Dang Shen and Bei Sha Shen to replenish the deficient Qi and Yin, restoring the Heart’s energy and substance. Xuan Shen and Ku Shen purge the heat toxin, while Dan Shen invigorates blood and calms the spirit. Together, they address both the underlying vulnerability and the active pathogenic process, promoting true recovery.

What This Formula Does

Every TCM formula has a specific set of actions — here's what Wu Shen Tang does in the body, explained in both everyday and TCM terms

Therapeutic focus

In practical terms, Wu Shen Tang is primarily used to support these areas of health:

TCM Actions

In TCM terminology, these are the specific therapeutic actions that Wu Shen Tang performs to restore balance in the body:

How It Addresses the Root Cause

TCM doesn't just suppress symptoms — it aims to resolve the underlying imbalance. Here's how Wu Shen Tang works at the root level.

This formula addresses a condition where the body’s righteous Qi, especially Qi and Yin of the Heart, is weakened. This deficiency leaves the Heart vulnerable to attack by external pathogenic heat toxins. Once the heat toxin invades, it further consumes Qi and Yin, generating internal heat and disturbing the Heart’s function. The result is a pattern of combined deficiency and excess: underlying Qi and Yin deficiency with pathological heat-toxin and often some blood stasis. Clinically, this manifests as palpitations, shortness of breath, fatigue, chest discomfort, dizziness, and spontaneous sweating.

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

Cool

Taste Profile

Predominantly bitter and sweet — bitter to clear heat and dry dampness, sweet to tonify Qi and Yin.

Channels Entered

Ingredients

5 herbs

The herbs that make up Wu Shen Tang, 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
King — Main ingredient driving the formula
Dang Shen

Dang Shen

Codonopsis root

Dosage 9 - 15g
Temperature Neutral
Taste Sweet (甘 gān)
Organ Affinity Spleen, Lungs

Role in Wu Shen Tang

Tonifies Spleen and Lung Qi to address root Qi deficiency, strengthens the body's vital force
Deputy — Assists and enhances the King
Bei Sha Shen

Bei Sha Shen

Coastal Glehnia Root

Dosage 9 - 15g
Temperature Slightly Cool
Taste Sweet (甘 gān), Bitter (苦 kǔ)
Organ Affinity Lungs, Stomach

Role in Wu Shen Tang

Nourishes Yin and generates fluids, clears heat to assist the King in addressing Yin deficiency and internal heat
Assistants — Supports or moderates other herbs
Xuan Shen

Xuan Shen

Figwort root

Dosage 9 - 15g
Temperature Cold
Taste Sweet (甘 gān), Bitter (苦 kǔ), Salty (咸 xián)
Organ Affinity Lungs, Stomach, Kidneys

Role in Wu Shen Tang

Clears heat, cools blood, and nourishes Yin; enhances Yin-nourishing and heat-clearing power, especially for toxin-related fire
Dan Shen

Dan Shen

Red sage root

Dosage 9 - 15g
Temperature Slightly Cool
Taste Bitter (苦 kǔ)
Organ Affinity Heart, Liver, Pericardium

Role in Wu Shen Tang

Invigorates blood, cools blood, and calms the spirit; addresses blood stasis and palpitations caused by heat toxin damaging heart vessels
Ku Shen

Ku Shen

Flavescent Sophora Root

Dosage 3 - 9g
Temperature Cold
Taste Bitter (苦 kǔ)
Organ Affinity Heart, Liver, Stomach, Large Intestine, Urinary Bladder

Role in Wu Shen Tang

Clears heat, dries dampness, and resolves toxin; eliminates the pathogenic heat-dampness that invades the heart

Why This Combination Works

How the herbs in Wu Shen Tang complement each other

Overall strategy

The formula simultaneously strengthens the body’s weakened Qi and Yin while clearing the invading heat toxin, addressing both root deficiency and branch excess.

King herbs

Dang Shen (党参) stands as the King herb, directly tonifying Spleen and Lung Qi to rebuild the body’s vital force that has been depleted.

Deputy herbs

Bei Sha Shen (北沙参) assists by nourishing Yin, generating fluids, and clearing deficiency heat. It complements the King to create a balanced Yin and Qi tonification.

Assistant herbs

Xuan Shen (玄参) reinforces Yin nourishment, clears heat, and cools the blood, targeting the toxic-heat aspect. Dan Shen (丹参) invigorates blood, cools blood, and calms the spirit, addressing the blood stasis and palpitations from heat toxin. Ku Shen (苦参) heavily clears heat and dries dampness, resolving toxin and eliminating the pathogenic factor that damaged the Heart.

Notable synergies

The pairing of Dang Shen and Bei Sha Shen builds Qi and Yin together. Xuan Shen and Dan Shen work on the blood level to cool and move, while Ku Shen adds strong antimicrobial-like clearing of damp-heat.

How to Prepare

Traditional preparation instructions for Wu Shen Tang

Decoct the herbs in water. Soak the ingredients in cold water for about 30 minutes, bring to a boil, then simmer on low heat for 30–40 minutes. Strain the liquid and take orally. One dose per day.

Common Modifications

How practitioners adapt Wu Shen Tang for specific situations

Added
Huang Qi

15g, to strongly boost Qi and raise the defensive Qi

Huang Qi powerfully supplements Qi especially for the Spleen and Lungs, reinforcing the King herb to accelerate Qi recovery.

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

Contraindications

Situations where Wu Shen Tang should not be used or requires extra caution

Avoid

Spleen-Stomach deficiency cold (脾胃虚寒) — the formula's cold nature and bitter-cold herbs like Ku Shen (苦参) will further weaken digestive yang.

Caution

Weak Stomach — may exacerbate digestive weakness; use only with modifications and close monitoring.

Caution

Liver-Kidney deficiency without significant Heat signs — prolonged use may damage Kidney Qi; the cold-clarity strategy is not suitable.

Special Populations

Important considerations for pregnancy, breastfeeding, and pediatric use

Pregnancy

Generally not recommended during pregnancy. Contains Dan Shen (丹参), which moves Blood and may increase the risk of bleeding, and Ku Shen (苦参), a bitter-cold herb that can be harsh on the digestive system. Use only if strictly indicated and under direct supervision of a qualified TCM practitioner.

Breastfeeding

No specific data on transfer into breast milk exists for the herbs in this formula. Because the formula contains herbs that move Blood and clear Heat, it is advisable to use it only under a practitioner's guidance while breastfeeding, monitoring the infant for any digestive or allergic responses.

Children

Use in children requires dosage reduction proportional to age and body weight. The bitter-cold herb Ku Shen can be particularly hard on the developing digestive system; a pediatric specialist should adjust the formula accordingly. Not recommended for children with weak Spleen-Stomach constitution.

Drug Interactions

If you are taking pharmaceutical medications, be aware of these potential interactions with Wu Shen Tang

No well-documented drug interactions exist. However, theoretical caution is warranted:

  • Dan Shen (丹参) may enhance the effects of anticoagulants and antiplatelet drugs (e.g., warfarin, aspirin).
  • Ku Shen (苦参) has antiarrhythmic properties; concurrent use with antiarrhythmic medications should be monitored by a physician.
  • Huang Qi (黄芪) may interact with immunosuppressants and antihypertensives.

Consult a healthcare provider before combining with prescription medications.

Usage Guidance

Practical advice for getting the most out of Wu Shen Tang

Best time to take

30 minutes after meals to protect the Stomach from bitter-cold herbs and support absorption.

Typical duration

Typically one course of 10 days, repeated for up to 4 consecutive courses (40 days total), with reassessment between courses.

Dietary advice

Avoid raw, cold, greasy, and spicy foods while taking this formula. Limit stimulating foods (发物) such as fatty meats, shellfish, and lamb, which may exacerbate heat and dampness. Favor easily digestible, nourishing foods like congee and steamed vegetables.

Wu Shen Tang originates from Created by the 20th-century Zhejiang physician Wei Changchun (魏长春).

Classical Texts

Key passages from the classical Chinese medical texts that first described Wu Shen Tang and its clinical use

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Historical Context

How Wu Shen Tang evolved over the centuries — its origins, lineage, and place in the broader tradition of Chinese medicine

Wu Shen Tang (五参汤) was created by the late Zhejiang physician Wei Changchun (魏长春, 1898–1979). Rather than originating from a classical text, it represents a modern formulation designed for the presentation of viral myocarditis seen as a pattern of righteous Qi deficiency with invasion of external toxin. The name 'Five Shen Decoction' comes from the five 'shen' herbs in the base: Tai Zi Shen (太子参), Sha Shen (沙参), Xuan Shen (玄参), Dan Shen (丹参), and Ku Shen (苦参). Wei often expanded the prescription with Da Qing Ye (大青叶), Gui Zhi (桂枝), Huang Qi (黄芪), and Wu Wei Zi (五味子) to strengthen the heart and clear toxins. The formula's success in treating viral myocarditis led to its widespread adoption, and later modifications extended its use to arrhythmias, pressure sores, and certain forms of chronic hepatitis.