It is very important that your doctor check your or your child's progress closely to make sure this medicine is working properly. Blood tests may be needed to check for unwanted effects.
Do not use this medicine on a baby younger than 3 months of age unless your child's doctor tells you to. Young babies may have more unwanted effects if too much is used and absorbed through the skin. If you use this medicine on a baby younger than 3 months of age, blood tests may be needed to check for unwanted effects.
This medicine may cause serious types of allergic reactions, including anaphylaxis, which can be life-threatening and require immediate medical attention. Call your doctor right away if you or your child have a rash, itching, hoarseness, trouble with breathing or swallowing or any swelling of the hands, face, or mouth after you receive the medicine.
This medicine may cause a rare, but serious blood problem called methemoglobinemia. Call your doctor right away if you or your child develop a blue or bluish purple color on the lips, fingernails, or skin, or have headaches, dizziness, fainting, sleepiness, or trouble with breathing.
Using too much of this medicine or using it on a large area of your skin can cause serious unwanted effects. Remove the cream and contact your doctor right away if you or your child have any of these symptoms: lightheadedness, dizziness, vision problems, an irregular or slow heartbeat, difficulty with breathing, or convulsions (seizures).
During the time that the skin feels numb, serious injury can occur. Be especially careful to avoid injury until the numbness wears off and you or your child have normal feeling in the area. Do not scratch or rub the area, and do not allow very hot or very cold objects to touch it.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.