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warnings
Warnings Do not use for persistent or chronic cough such as occurs with asthma, smoking or emphysema if cough is accompanied by excessive mucus, unless directed by a licensed health care professional A persistent cough may be a sign of a serious condition. Stop use and ask a doctor if symptoms persist for more than 7 days or worsen symptoms are accompanied by high fever (101°F) cough tends to recur or is accompanied by high fever, rash or persistent headache Keep out of reach of children. In case of accidental overdose, get medical help or contact a Poison Control Center immediately.