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warnings
Warnings Ask a doctor before use if you have a cough that lasts or is chronic such as occurs with smoking, asthma, or emphysema a cough that occurs with too much phlegm (mucus) glaucoma a breathing problem such as emphysema or chronic bronchitis difficulty in urination due to enlargement of the prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers When using this product excitability may occur, especially in children marked drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery Stop use and ask a doctor if: nervousness, dizziness, or sleeplessness occurs symptoms do not improve within 7 days, tend to recur, or are accompanied by a fever, rash or persistent headache. A persistent cough may be a sign of a serious condition new symptoms occur 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.