When using this product do not product for more then 7 days unless directed by a dentist or doctor. If sore mouth symptomes do not improve in 7 days. if irritation, pain, or redness persists or worsens; or if swelling, rash or fever develops, see your dentist or doctor promptly. do not exceed recommended dosage. 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. METHEMOGLOBINEMIA WARNING; Use of this product may cause methemoglobinemia, a serious condition that must be treated promptly because it 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 coloured skin (cyanosis) headache rapid heart rate shortness of breath dizziness or lightheadeness fatigue or lack og energery. Keep out of reach of children. if more then used for pain is accidentally swallowed, get medical help or contact a Poison Control Center right away.