immune

Andrographis

Andrographis paniculata

穿心莲

Pinyin: Chuān Xīn Lián

🌿

Plant Family

Acanthaceae

Part Used

Aerial parts (leaves and stem)

Origin

India, Sri Lanka, Southeast Asia, China

Safety Level

Safe

Overview

Andrographis is an annual herb with small white flowers and extremely bitter leaves. It is used in both Ayurvedic medicine and Traditional Chinese Medicine as a powerful cooling, detoxifying herb. In recent years, it has gained attention in the West for its immune-supporting and antiviral properties, particularly for upper respiratory infections.

Traditional Chinese Medicine Properties

Nature (四气)

very cold

Flavors (五味)

bitter

Meridians (归经)

lung, stomach, large intestine, small intestine

Health Benefits

Immune system stimulation
Antiviral activity (especially cold and flu viruses)
May reduce severity and duration of common cold
Antibacterial and antiparasitic properties
Anti-inflammatory
Liver protection
May have anti-cancer properties (andrographolide)
Cardioprotective effects

Traditional Uses

  • Clears heat and detoxifies - for fever and infectious diseases
  • Cools the blood and stops bleeding
  • Sore throat and tonsillitis
  • Dysentery and gastrointestinal infections
  • Snake bite and venomous bites
  • Skin infections and sores
  • Inflammation and pain (arthritis)

Active Constituents

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

Diterpene lactones: andrographolide, neoandrographolide, 14-deoxyandrographolideAndrographolide - primary active compoundFlavonoids (apigenin, luteolin, quercetin)Paniculide A, B, CAndrographisidePolysaccharidesEssential oils

Usage & Dosage

How to Use

Used as tablets, capsules, tincture, and decoction. Very bitter taste - tablets/capsules are preferred over tea. Most commonly used at the first sign of cold or flu symptoms.

Suggested Dosage

Capsules/Tablets: 300-600mg of standardized extract (10-30% andrographolides) daily in divided doses. Tincture: 2-4ml 2-3 times daily. Decoction: 6-15g dried herb daily.

Quality & Storage

Harvest Season

Just before or at the beginning of flowering (summer). Leaves contain highest andrographolide content.

Quality Indicators

Standardized extracts should contain 10-30% andrographolides. The raw herb is extremely bitter - no bitterness indicates poor quality. Look for Kan Jang brand (well-researched product).

Storage

Dried herb: airtight container, cool dark place, 1-2 years. Extracts/capsules: follow manufacturer directions, typically 2 years.

Safety Information

Contraindications

Pregnancy (may cause miscarriage)BreastfeedingChildren (insufficient data)Stomach ulcers or gastritis (may irritate - very bitter)Autoimmune conditions (may stimulate immune system)Bleeding disorders or upcoming surgeryFertility issues (may reduce male fertility - reversible)

Possible Side Effects

  • Generally safe for short-term use (up to 3 months)
  • Bitter taste may cause nausea or loss of appetite
  • Diarrhea or loose stools (in some people)
  • Headache
  • Fatigue
  • Allergic reaction (rash, itching) - rare
  • May cause infertility in men (reversible upon stopping)

Drug Interactions

  • Immunosuppressants (may reduce effectiveness)
  • Blood thinners (anticoagulants) - may increase effect
  • Blood pressure medications (may lower BP)
  • Diabetes medications (may lower blood sugar)
  • Fertility treatments
  • Paracetamol/acetaminophen (may increase levels)
  • Moderate interaction potential

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.