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warnings
Warnings For external use only. Avoid contact with the eyes. Methemoglobinemia warning: Use of this product may cause methemoglobinemia, a 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 longer than 1 week on large areas of the body in the eyes Ask a doctor before use in case of deep or puncture wounds, animal bites, or serious burns When using this product you may feel a brief stinging sensation after application that will go away shortly thereafter Stop use and ask a dentist or doctor if a rash or irritation develops condition persists or worsens symptoms persist for more than 7 days or clear up and occur again within a few days If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.