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warnings
Warnings Ask a doctor before use if you have cough accompanied by too much phlegm (mucus) persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema Stop use and ask a doctor if cough persists more than 7 days, tends to recur, or is accompanied by a fever, rash, or persistent headache. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center (1-800-222-1222) right away.