respiratory

Ephedra (Ma Huang)

Ephedra sinica

麻黄

Pinyin: Má Huáng

🌿

Plant Family

Ephedraceae

Part Used

Stem (herbaceous)

Origin

Inner Mongolia, Shanxi, Gansu, China

Safety Level

Restricted

Overview

Ephedra is a small, shrub-like plant with green, jointed stems that grows in arid regions. It is one of the most powerful herbs in Chinese medicine and also one of the most controversial. Ephedrine, the primary active compound, was the first plant alkaloid isolated as a pharmaceutical drug. It is strictly regulated in many countries.

Traditional Chinese Medicine Properties

Nature (四气)

warm

Flavors (五味)

acrid / pungent, bitter

Meridians (归经)

lung, bladder

Health Benefits

Powerful bronchodilator - opens airways
Stimulant - increases heart rate and blood pressure
Thermogenic - increases metabolism and fat burning
Decongestant
Appetite suppressant

Traditional Uses

  • Induces sweating and releases the exterior (for wind-cold with no sweating)
  • Facilitates the lung and stops wheezing
  • Promotes urination and reduces edema
  • Opens nasal passages
  • Joint pain (wind-damp bi syndrome)

Active Constituents

The key compounds responsible for this herb's therapeutic effects:

Ephedrine (L-ephedrine) - primary active (30-90% of alkaloids)PseudoephedrineNorephedrineMethylephedrineTanninsFlavonoidsSaponinsEssential oils

Usage & Dosage

How to Use

Used in decoctions, powders, and pills in Chinese medicine. In the West, ephedra supplements were banned by the FDA in 2004 due to safety concerns. Only use under professional supervision.

Suggested Dosage

Decoction: 2-10g (cooked 5-10 min first to reduce volatility). Should only be used by qualified practitioners.

Quality & Storage

Harvest Season

Autumn, when stems turn green and sturdy

Quality Indicators

Long, green, sturdy stems with nodes, bitter taste

Storage

Airtight container, cool dry place

Safety Information

Contraindications

High blood pressure, heart diseaseGlaucomaProstate enlargementHyperthyroidismAnxiety or panic disordersPregnancy and breastfeedingChildrenDiabetes

Possible Side Effects

  • Increased heart rate and blood pressure
  • Palpitations, arrhythmias
  • Insomnia, anxiety, nervousness
  • Headache, dizziness
  • Nausea
  • Dangerous: heart attack, stroke, death (with abuse/overdose)

Drug Interactions

  • Stimulants (caffeine, amphetamines) - dangerous combination
  • MAO inhibitors (hypertensive crisis)
  • Antidepressants
  • Blood pressure medications
  • Diabetes medications
  • Decongestants
  • Beta-agonists

Note: Always consult with a qualified healthcare practitioner before starting any herbal supplement, especially if you are pregnant, nursing, have medical conditions, or take medications.

References & Research

Information on this page is based on traditional herbal knowledge and modern scientific research. For a comprehensive list of references, please refer to our full citations page.

ℹ️ Disclaimer

This information is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. The FDA has not evaluated these statements. Always consult a qualified healthcare provider before using herbal supplements.