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warnings
Warnings Do not exceed recommended dose. Do not use if you are taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric or emotional conditions, or Parkinson's disease) or for 2 weeks after stopping the MAOI drug. If you do not know your prescription drug contains an MAOI, ask a doctor or pharmacist before you take this product Ask a doctor before use if you have persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis or emphysema cough accompanied by too much phlegm (mucous) heart disease high blood pressure thyroid disease diabetes trouble urinating due to an enlarged prostate gland. Stop use and ask a doctor if nervousness, dizziness or sleeplessness occurs cough or nasal congestion persists for more than 1 week, tends to recur or is accompanied by a fever, rash or persistent headache. A persistent cough may be a sign of a serious condition. If pregnant or breastfeeding ask a health professional before use.