5 rezultati
A review is presented of the data on the safety of the squeezed sap of Echinacea purpurea used as an oral immunostimulant. All articles in which the presence or absence of adverse events of the extract of the flowering coneflower or its constituents was reported were considered, provided that the
BACKGROUND
Echinacea is a widely used herbal remedy for treatment of upper respiratory tract infections (URIs). However, there are few data on the efficacy and safety of echinacea in treating URIs in children.
OBJECTIVE
To determine if Echinacea purpurea is effective in reducing the duration and/or
The World Health Organization has approved magnetic nanoparticles (MNP) for use as a contrast agent for magnetic resonance imaging or tumor hyperthermia treatment. MNP are toxic over time after intra-testicular injection. A clear strategy to ameliorate the toxic side effects of MNP in normal tissues
OBJECTIVE
The aim of this study was to determine the efficacy of an echinacea compound herbal tea preparation (Echinacea Plus) given at early onset of cold or flu symptoms in a random assignment double-blind placebo-controlled study.
METHODS
A total of 95 subjects with early symptoms of cold or flu
OBJECTIVE
To evaluate the effectiveness and safety of a preparation containing echinacea, propolis, and vitamin C in the prevention of respiratory tract infections in children during a 12-week winter period.
METHODS
Randomized, double-blind, placebo-controlled study.
METHODS
Four hundred thirty