If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of accidental overdose, get medical help or contact a poison control center immediately. In case of emergency, contact a medical professional or poison control center immediately. Stop use and ask a doctor if: symptoms persist for more than 7 days or worsen, cough persists for more than 7 days, tends to recur, or is accompanied by a rash, persistent headache, fever that lasts for more than three days or if new symptoms occur, do not take this product for persistent or chronic cough such as occurs with smoking, asthma or emphysema, or if cough is accompanied by excessive phlegm (mucus) unless directed by a doctor.