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Cascara Buckthorn (Rhamnus purshiana)



Family

  • Rhamnaceae

Constituents

  • Anthracene glycosides (cascarosides A, B, D, and E)

Parts used

  • Old peels (do not use fresh peels)

Properties

  • Laxative (increased peristalsis in the large intestine)

Side effects

Discomfort in the gastrointestinal tract, changes in urine color, cramps, and diarrhea.

Contraindications

It should not be used by pregnant and lactating women and those under 12 years of age.

This medicinal plant is contraindicated for people with intestinal obstruction, reflux, acute intestinal inflammation (Crohn's disease), colitis, appendicitis or abdominal pain of unknown origin and people with a history of intestinal polyposis.

It should not be used chronically (more than one week), may cause diarrhea, dehydration, addiction, and is associated with an increased risk of bowel cancer.

It should be used with caution in cases of cardiovascular disease (may cause electrolyte disorders); by people taking digitalis, glycosides, corticosteroids, or diuretics (risk of hypokalemia); by people using anticoagulants (may reduce vitamin K absorption).

Interactions

It may interact with antiarrhythmics, digoxin, phenytoin, laxatives, lithium, theophylline, anticoagulants, corticosteroids, and potassium-dependent diuretics, as well as vitamin K.

Forms of use

  • Capsule (do not use more than 3 capsules a day or for more than 2 days) or tablet
  • Infusion (0.5g/ 150mL of water): take 75 to 150ml before bedtime
  • Tincture
  • Extract

 


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