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Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers


the Effectiveness of Echinacea, Propolis and Vitamin C in the Prevention of Respiratory Tract Infections and Gastroenteritis in Preschool Age Children: a Prospective Study




We hypothesize the herbal preparation will enhance the preschoolers` immune response and when taken prophylactically for 12 weeks will decrease episodes of upper respiratory infections and gastroenteritis in the active versus the control group.

Study Status: Completed


Condition Intervention Phase
Common Cold
Drug: dietary supplement--echinacea, propolis, and vitamin c Phase 3

Verified by The Cleveland Clinic December, 2006

Sponsored by: The Cleveland Clinic
Information provided by: The Cleveland Clinic identifier: NCT00231218

Study Type: Interventional

Study Design: Prevention, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study

Cleveland Clinic Foundation
cleveland, Ohio 44195
United States

michael l macknin, m.d.., Study Director

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