Powdered Inner Bark (1:8 decoction)
4-16 ml PO TID
Powdered Inner Bark ( nutritional supplement)
4 g/500 ml water PO TID
5 ml PO TID; 1:1 in 60% alcohol
Apply topically; mix course powdered inner bark with boiling water
Colitis/diverticulitis, constipation, cough, cystitis, diarrhea, irritable bowel syndrome, skin wounds/inflammation (topical), sore throat, ulcer prevention, urinary tract infections
Wounds, burns, gout, rheumatism, cold sores, boils, abscesses, ulcers, toothaches, sore throat, and as a lubricant to ease labor.
Effective for sore throat; inconclusive for other uses
Frequency Not Defined
Abortifacient (whole bark)
Hypersensitivity to pollen
Pregnancy & Lactation
Pregnancy Category: abortifacient (whole bark)
Lactation: avoid use
A:Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.
B:May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk.
C:Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done.
D:Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk.
X:Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.
NA:Information not available.
Mechanism of Action
Mucilage from inner bark rind stim. GI nerve endings, causing reflex mucus secretion