Arzneimittelforschung 2001; 51(7): 563-568
DOI: 10.1055/s-0031-1300080
Immunomodulators · Immunostimulants · Immunosuppressants
Editio Cantor Verlag Aulendorf (Germany)

Efficacy of Echinacea purpurea in Patients with a Common Cold

A placebo-controlled, randomised, double-blind clinical trial
Brigitte Schulten
a  Company Medical Service, Madaus AG, Cologne, Germany
,
Michael Bulitta
b  CRM-Biometrics, Rheinbach, Germany
,
Brigitta Ballering-Brühl
c  Product Development Madaus AG, Cologne, Germany
,
Ulrike Köster
c  Product Development Madaus AG, Cologne, Germany
,
Michael Schäfer
c  Product Development Madaus AG, Cologne, Germany
› Author Affiliations
Further Information

Publication History

Publication Date:
26 December 2011 (online)