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butter-dock

butterbur (Petasites hybridus)

Sections:

  • Entire Monograph
  • Reported Uses
  • Reported Doses
  • Cautions
  • Drug Interactions
  • Adverse Reactions
  • Synonyms
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Reported Doses

Safety/efficacy may not be established; reported doses may be derived from limited or potentially inadequate studies with variable regimens, multi-ingredient products, or where concentration of active ingredients may vary widely

Effectiveness Ratings

[see Herb & Supplement Effectiveness Rating Definitions table]

allergic rhinitis

[Possibly Effective]
Dose: 16-100 mg/day divided bid-tid

asthma, adult patients

[Insufficient Evidence]
Dose: 25 mg PO bid; Alt: 150 mg/day PO divided tid

asthma, peds patients

[Insufficient Evidence]
Dose: 50-150 mg/day PO divided tid; Info: for patients 6-17 yo

migraine prophylaxis, adult patients

[Possibly Effective]
Dose: 75-150 mg/day PO divided qd-bid

migraine prophylaxis, peds patients

[Possibly Effective]
Dose: 50-75 mg/day PO divided bid-tid for patients 8-9 yo; 100-150 mg/day PO divided bid-tid for patients 10-17 yo

somatoform disorders

[Insufficient Evidence]
Dose: 90 mg PO bid-tid

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