Sore throat warning: if sore throat is sever, persists more than 2 days, is accompanied or followed by a fever, headache, rash, nausea or vomiting, consult a doctor promptly.
Ask a doctor before use if you have: a cough that lasts, is chronic such as occurs with smoking, asthma or emphysema, or emphysema, or is accompanied by excessive phlegm (mucus)
Stop use and ask a doctor if: new symptoms occur, symptoms worsen or do not get better within 7 days - fever worsens or lasts more than 3 days - cough lasts more than 7 days or occurs with rash or persistent headache. These could be sign of a serious condition.
If pregnant or breast-feeding, ask a healthcare professional before use.