Stop use a doctor or dentist if - sore mouth symptoms do not improve in 7 days, irritation, pain or redness persists or worsens, swelling develops, cough lasts more than 7 days, comes back, or occurs with fever, rash, or persistent headache. These could be signs of a serious illness. Do not exceed recommended dosage. Stop use and ask a doctor or dentist if - sore mouth symptoms do not improve in 7 days, irritation, pain or redness persists or worsens. Swelling develops, cough lasts more than 7 days, comes back, or occurs with fever, rash, or persistent headache. These could be signs of a serious illness. Ask a doctor before use if you have - persistent or chronic cough such as occurs with smoking, asthma, or emphysema, cough that occurs with too much phlegm (mucus). Ask a doctor before use if you have - persistent or chronic cough such as occurs with smoking, asthma, or emohysema, cough that occurs with too much phlegm (mucus). Allergy alert - do not use this product if you have a history of allergy to local anesthetics such as procaine, butacaine, benzocaine or any other 'caine' anesthetics. Sore throat warning - if sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, nausea, vomiting, consult a doctor promptly. Do not use in a child under 6 years of age. Do not use - if you are now 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 if your prescription drug contains an maoi, ask a doctor or pharmacist before taking this product. If pregnant or breast-feeding, ask a health professional before use. Keep this and all drugs out of the reach of children. In case of overdose, get medical help or contact a poison control center right away. If pregnant or breast-feeding, ask a health professional before use. Keep this and all drugs out of reach of children. In case of over dose, get medical help or contact a poison control center right away. Allergy alert - do not use this product if you have a history of allergy to local anesthetics such as procaine, butacaine, benzocaine or any other 'caine' anesthetics. Do not use if you are now 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 if your prescription drug contains an maoi, ask a doctor or pharmacist before taking this product. Sore throat warning - if sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, nausea or vomiting, consult a doctor promptly. Do not use in a child under 6 years of age. Do not exceed recommended dosage.