Superiority of Newly Developed Over Basic Echinacea Formulations for the Treatment of Respiratory Tract Infections

Condition:   Respiratory Tract Infections Intervention:   Drug: Echinacea purpurea alcoholic extract Sponsors:   Bioforce AG;   Cantonal Hospital of St. Gallen;   Labormedizinisches Zentrum Dr. Risch Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials