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Common Name
Cascara Sagrada (Sacred Bark), Californian Buckthorn
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Botanical Name
Frangula purshiana
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Part Used
Bark
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Clinical Summary
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Alcohol
25%
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Dose
15 to 40mL weekly
Cascara sagrada may be used in chronic constipation as it encourages peristalsis and tones relaxed muscles of the digestive system.
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Traditional Use
Cascara sagrada was used as a mild laxative acting principally on the large intestine. It was considered suitable for delicate and elderly people.
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Actions
Laxative, cholagogue, bitter tonic
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Indications
Constipation and conditions in which soft stool is desirable (such as anal fissure and haemorrhoids).
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Energetics
Bitter, cooling
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Use in Pregnancy
Contraindicated
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Contraindications & Cautions
For short term use only (one to two weeks). Not recommended for children under 12 years. Laxatives in large doses may trigger griping pain and diarrhoea, leading to fluid loss. It should be avoided in cases of intestinal obstruction, dehydration or inflammatory bowel disease.
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Drug Interactions
Caution advised with corticosteroids (anti-inflammatory medicine), digoxin (cardiac glycoside), diuretics, warfarin (anticoagulant) and stimulant laxatives.
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Dietary Information
Vegan friendly. Gluten and dairy free
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Substitutes
Rhubarb, Senna, Aloes, Butternut, Buckthorn