Elderberry Extract Outpatient Influenza Treatment for Emergency Room Patients Ages 5 and Above: A Randomized, Double-Blind, Placebo-Controlled Trial
Macintyre CR, Macintyre A, Buttery J
Published in Journal of General Internal Medicine
Methodology
Randomized double-blind placebo-controlled trial of elderberry extract in 87 emergency-department patients with laboratory-confirmed influenza.
Key Findings
Elderberry did not shorten symptom duration; symptoms in the elderberry group actually resolved slightly later than placebo, and use of antiviral or other medication did not differ.
Conclusions
Elderberry extract did not improve outcomes in confirmed influenza and may prolong symptoms.
Limitations
Modest sample; single dosing regimen; enrolled after symptom onset.
Supplements Studied
Elderberry did not shorten symptom duration; symptoms resolved slightly later than placebo.
Outcomes Measured
Elderberry did not shorten symptom duration in laboratory-confirmed influenza.
Elderberry did not shorten symptom duration; symptoms in the elderberry group actually resolved slightly later than placebo, and use of antiviral or other medication did not differ.
Study Details
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