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warnings
Warnings Ask a doctor before use if you have ■ cough that occurs with too much phlegm (mucus) ■ cough that lasts or is chronic such as occurs with smoking, asthma, chronic bronchitis, or emphysema When using this product ■ do not use more than directed Stop use and ask a doctor if ■ cough lasts more than 7 days, comes back, or occurs with fever, rash, or persistent headache. These could be signs of a serious condition.