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warnings
Warnings Do not use if you are allergic to iodine Stop use and ask a doctor if you have a persistent or chronic cough such as occurs with, smoking, asthma, chronic bronchitis, or emphysema or if cough is accompanied by excessive phlegm (mucus). symptoms persist for more than 7 days, recur, or are accompanied by fever, rash, or headache. 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 right away.