Boericke & Tafel Cough & Bronchial Syrup temporarily relieves coughs due to minor throat or bronchial irritation occurring with a cold or inhaled irritants. Soothes the throat. Helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus & drain bronchial tubes. Non-narcotic. No artificial coloring or flavors.