Purpose Expectorant

Uses helps lossen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersone mucus and make coughs more productive

Warnings Ask a doctor before use if you have persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema cough accompanied by too much phlegm (mucus) Stop use and ask a doctor if cough lasts more then 7 days, comes back, or is accompanied by fever, rash, or persistent headache.

These could be signes of serious illness.