Quebracho (Aspidosperma quebracho-blanco)

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Botanical Information

• Family: Apocynaceae
• Common Names: Quebracho, White Quebracho
• Parts Used: Bark

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Description

Aspidosperma quebracho-blanco is a tree native to South America, particularly Argentina and Paraguay. Traditionally used for respiratory conditions, its bark contains alkaloids that support lung function, making it a valuable expectorant and bronchodilator. It has also been used for circulatory stimulation and fever reduction.

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Historical and Traditional Uses

• Used in traditional South American medicine as a lung tonic for respiratory congestion.
• Employed to treat fevers and as a general circulatory stimulant.
• Sometimes used to support cardiovascular function and blood oxygenation.

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Constituents

• Alkaloids (aspidospermine, quebrachine)
• Tannins
• Flavonoids
• Saponins
• Essential oils

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Actions

• Expectorant
• Bronchodilator
• Antispasmodic
• Circulatory stimulant
• Febrifuge (fever reducer)

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Medicinal Uses

1. Respiratory Health:
Quebracho has been traditionally used to ease asthma, bronchitis, and lung congestion by relaxing airways and improving oxygenation.

2. Fever Reduction:
Used as a febrifuge to lower fevers, particularly in traditional indigenous medicine.

3. Circulatory and Cardiovascular Support:
Known to enhance blood flow and oxygen delivery, potentially benefiting conditions related to poor circulation.

4. Erectile Dysfunction Support:
Historically used in South America for male reproductive health due to its vasodilatory properties.

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Preparation and Dosage

Decoction:

• Simmer 1-2 tsp of dried bark in a cup of water for 15-20 minutes. Drink up to 2 times daily.

Tincture:

• 1-3 ml of tincture taken 2-3 times daily.

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Precautions and Contraindications

• Pregnancy and Lactation: Not recommended due to potential effects on circulation.
• Low Blood Pressure: May lower blood pressure, so those with hypotension should use with caution.
• Heart Conditions: Should be used under medical supervision in individuals with cardiovascular concerns.

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Energetics (Traditional Medicine Perspectives)

• Traditional South American Medicine: Warming and drying, used to strengthen lung function and circulation.

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Combinations

• For Respiratory Health: Combine with mullein and elecampane.
• For Circulatory Support: Combine with ginkgo and cayenne.
• For Fever Reduction: Combine with elderflower and yarrow.

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Harvesting and Storage

• Harvesting: Bark is sustainably harvested from mature trees.
• Drying: Dried in a shaded, well-ventilated area.
• Storage: Store dried bark in an airtight container away from moisture and heat.

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Modern Research

Studies highlight Aspidosperma quebracho-blanco’s potential bronchodilatory and circulatory benefits, supporting its traditional use in lung and cardiovascular health.

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Quebracho remains a valuable herb in traditional and modern herbal medicine, particularly for respiratory health, circulation, and oxygenation support.