European journal of medical research
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Randomized Controlled Trial Multicenter Study Comparative Study
Echinacea/sage or chlorhexidine/lidocaine for treating acute sore throats: a randomized double-blind trial.
The aim of this trial was to assess the relative efficacy of a sage/echinacea spray and a chlorhexidine/lidocaine spray in the treatment of acute sore throats. ⋯ An echinacea/sage preparation is as efficacious and well tolerated as a chlorhexidine/lidocaine spray in the treatment of acute sore throats.