The homeopathic remedy Anas barb is traditionally used for the symptomatic relief of the early stages of cold and flu, even slight symptoms such as just feeling ‘off colour’, in conjunction with the indicated remedy (eg Aconite, Ferrum phos).
Always read the label and follow directions for use. Homoeopathic principles should be applied when using this remedy. If symptoms persist consult your health care practitioner promptly.