If sore throat is severe, persists more than 2 days, is accompanied or followed by a fever, headache, rash, nausea or vomiting, consult a doctor promtly. Ask a doctor before use if you have a cough that lasts, is chronic such as occurs with smoking, asthma or emphysema, or is accompanied by excessive phlegm (mucus). Stop use and ask a doctor if: New symptoms occur, symptoms owrsen 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 peristent headache These could be signes of a serious condition. If pregnant or breast-feeding, ask a healthcare professional before use. Keep out of the reach of children.