Expectorant with Soothing Herbs Helps Clear Bronchial Passages & Relieve Mucus Buildup Use Helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucusEffective Relief for the Entire Family Prompt, soothing relief for irritated bronchial passageways Helps relieve mucus buildup due to cold, flu, hay fever, smog or inhaled irritants Helps loosen phlegm (mucus) and thin bronchial secretions to clear bronchial passageways of bothersome mucus Expectorant with Soothing Herbs Relieves mucus and chest congestion by loosening phlegm (mucus) and thinning bronchial secretions to make coughs more productive.