PRECAUTIONS: Before using this product, tell your doctor or pharmacist if you are allergic to lidocaine or prilocaine; or to any other amide anesthetics (e.g., bupivacaine); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: certain blood disorder (methemoglobinemia), an infant younger than 1 year who is being treated with medication that can cause methemoglobinemia (see Drug Interactions section).Before using this medication, tell your doctor or pharmacist your medical history, especially of: certain blood disorder (G6PD deficiency, especially in children), heart disease (e.g., irregular heartbeat), kidney disease, liver disease, skin problems (e.g., infection, dermatitis, eczema).If you are going to have an MRI test, tell testing personnel that you are using this patch. Some patches may contain metals that can cause serious burns during an MRI. Ask your doctor whether you will need to remove your patch before the test and apply a new patch afterward, and how to do so properly.Caution is advised when using this drug in the elderly because they may be more sensitive to the effects of the drug, especially dizziness.Caution is advised when using this drug in children, especially if your child is younger than 3 months or small for their age. These children are at greater risk for a certain rare blood problem (methemoglobinemia). Contact the doctor immediately in the unlikely event your child has symptoms such as pale/bluish skin around the mouth/lips or fast heartbeat. The risk for serious side effects (including methemoglobinemia) is increased if this medication is applied for too long or too often or if too many patches are used in young children.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This medication may pass into breast milk. Consult your doctor before breast-feeding.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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