Echinacea purpurea Therapy for the Treatment of the Common Cold
نویسندگان
چکیده
منابع مشابه
Echinacea purpurea therapy for the treatment of the common cold: a randomized, double-blind, placebo-controlled clinical trial.
BACKGROUND Echinacea purpurea stimulates the immune response and is promoted to reduce symptom severity and the duration of upper respiratory tract infections. We sought to determine the efficacy of a standardized preparation of E purpurea in reducing symptom severity and duration of the common cold. METHODS A randomized, double-blind, placebo-controlled design was used. Patients received eit...
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BACKGROUND Echinacea is a herbal preparation that is frequently used to treat the common cold. Spending on echinacea in the United States has risen to >300 million dollars annually. METHODS A total of 322 articles related to echinacea and colds, including 9 placebo-controlled clinical trials, were identified using the Medline and PubMed databases. Eleven features of experimental design that a...
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Echinacea is one of the most commonly used herbal products, but controversy exists about its benefit in the prevention and treatment of the common cold. Thus, we did a meta-analysis evaluating the effect of echinacea on the incidence and duration of the common cold. 14 unique studies were included in the meta-analysis. Incidence of the common cold was reported as an odds ratio (OR) with 95% CI,...
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this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
Echinacea for treating the common cold: a randomized trial.
BACKGROUND Echinacea is widely used to treat the common cold. OBJECTIVE To assess the potential benefits of echinacea as a treatment of common cold. DESIGN Randomized, controlled trial. (ClinicalTrials.gov registration number: NCT00065715) SETTING Dane County, Wisconsin. PATIENTS 719 patients, aged 12 to 80 years, with new-onset common cold. INTERVENTION Patients were assigned to 1 of...
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ژورنال
عنوان ژورنال: Archives of Internal Medicine
سال: 2004
ISSN: 0003-9926
DOI: 10.1001/archinte.164.11.1237