Echinacea for preventing and treating the common cold.
Cochrane Database Syst Rev. 2014 Feb 20;2(2):CD000530. doi: 10.1002/14651858.CD000530.pub3.
Cochrane Database Syst Rev. 2014.
PMID: 24554461
Free PMC article.
Review.
BACKGROUND: Echinacea plant preparations (family Asteraceae) are widely used in Europe and North America for common colds. ...MAIN RESULTS: Twenty-four double-blind trials with 4631 participants including a total of 33 comparisons of Echinacea preparations and place …
BACKGROUND: Echinacea plant preparations (family Asteraceae) are widely used in Europe and North America for common colds. ...MAIN RE …