METHEMOGLOBINEMIA WARNING: Use of this product may cause methemoglobinemia, a rare but serious condition that must be treated promptly because it reduces the amount of oxygen carried in blood. This can occur even if you have used this product before. Stop use and seek immediate medical attention if you or a child in your care develops: pale, gray, or blue colored skin (cyanosis) headache rapid heart rate shortness of breath dizziness or lightheadedness fatigue or lack of energy Allergy alert: Do not use this product if you have a history of allergy to local anesthetics such as procaine, butacaine, benzocaine, or other "caine" anesthetics. Do not use for teething in children under 2 years of age. When using this product avoid contact with the eyes do not exceed recommended dosage do not use for more than 7 days unless directed by a doctor/dentist. Stop use and ask a doctor if sore mouth symptoms do not improve in 7 days irritation, pain, or redness lasts or worsens swelling, rash, or fever develops . Keep out of reach of children. If more than used for pain is accidentally swallowed, get medical help or contact a Poison Control Center right away.