Asthma Weed (Euphorbia hirta syn. Euphorbia pilulifera)

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Botanical Information

• Family: Euphorbiaceae
• Common Names: Asthma Weed, Pill-Bearing Spurge, Snakeweed, Garden Spurge
• Parts Used: Aerial parts (leaves, stems, flowers)

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Description

Euphorbia hirta is an herbaceous plant native to tropical and subtropical regions worldwide, often found in roadsides and disturbed areas. It is known for its milky latex, opposite leaves, and small clustered flowers. Traditionally, it has been valued for its bronchodilator, antispasmodic, and anti-inflammatory properties, making it a popular remedy for respiratory and gastrointestinal issues.

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Historical and Traditional Uses

• Used in Ayurvedic and traditional Asian medicine for respiratory conditions, including asthma and bronchitis.
• Employed as an antimicrobial and wound-healing herb in folk medicine.
• Taken as a digestive aid to relieve diarrhea and intestinal parasites.
• Used topically for skin infections and wounds.

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Constituents

• Flavonoids
• Tannins
• Alkaloids
• Triterpenoids
• Saponins
• Essential oils
• Phenolic compounds

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Actions

• Bronchodilator
• Expectorant
• Antispasmodic
• Antimicrobial
• Anti-inflammatory
• Diuretic
• Astringent

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Medicinal Uses

1. Respiratory Health:
Traditionally used to relieve asthma, bronchitis, and cough by relaxing the bronchial muscles and clearing mucus.

2. Digestive and Gut Support:
Helps alleviate diarrhea, dysentery, and intestinal infections.

3. Wound Healing and Skin Care:
Applied topically for skin infections, wounds, and insect bites.

4. Urinary System Support:
Used as a diuretic to promote kidney function and relieve urinary discomfort.

5. Immune and Anti-Inflammatory Benefits:
Contains compounds that help modulate the immune response and reduce inflammation.

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Preparation and Dosage

Infusion (Tea):

• 1-2 tsp of dried herb per cup of boiling water. Steep for 10-15 minutes and drink up to twice daily.

Tincture:

• 2-4 ml taken up to 3 times daily.

Poultice (Topical Use):

• Crushed fresh leaves applied to minor wounds and skin infections.

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Precautions and Contraindications

• Pregnancy and Lactation: Not recommended due to its potential uterine effects.
• Latex Sensitivity: The plant’s latex may cause skin irritation in some individuals.
• High Doses: Can have a laxative effect; excessive use may cause gastrointestinal discomfort.
• Allergic Reactions: Use cautiously if allergic to plants in the Euphorbiaceae family.

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Energetics (Traditional Medicine Perspectives)

• Traditional Western Herbalism: Cooling and drying; used for inflammation, respiratory relief, and digestive health.
• Ayurveda: Primarily balances Kapha and Vata, but may increase Pitta in excess.
• Traditional Chinese Medicine (TCM): Considered a lung tonic and phlegm-clearing herb.

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Combinations

• For Respiratory Support: Combine with mullein and licorice root.
• For Digestive Relief: Combine with chamomile and fennel.
• For Skin Healing: Combine with calendula and plantain.

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Harvesting and Storage

• Harvesting: Aerial parts are collected before flowering.
• Drying: Air dry in a well-ventilated, shaded area.
• Storage: Store dried plant material in an airtight container away from moisture and light.

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Modern Research

Studies confirm Euphorbia hirta’s effectiveness in treating asthma, gut infections, and inflammation, reinforcing its traditional uses.

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Asthma Weed remains a valuable herb in both traditional and modern herbal medicine, particularly for respiratory, digestive, and immune support.