A synergistic formula containing the powerful herbal expectorants, Elecampane and White Horehound, plus traditional Chinese herbs to relieve coughs caused by bronchial congestion (productive and non-productive), bronchial dryness or bronchial spasm associated with bronchitis, common cold, flu and upper respiratory tract infections, such as laryngitis.

In addition to being a multi-purpose expectorant and antitussive, this medicine provides antiinfective, antiallergic, bronchodilator, demulcent (soothes bronchial airways), mucolytic (resolves mucus), antiinflammatory and detoxifying effects to promote healthy lung and respiratory function. It also provides trophorestorative (tonic) action to the lungs to assist with recuperation.

In Chinese medicine terms, this medicine dissolves and clears phlegm, moistens dryness, reduces spasm and descends Lung Qi to relieve cough due to wind-heat, wind-cold or Lung deficiency.