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U.S. Department of Health and Human Services

Safety

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Lidoderm (lidocaine) patch

Detailed View: Safety Labeling Changes Approved By FDA Center for Drug Evaluation and Research (CDER) – April 2010

 

Summary View

 

PRECAUTIONS

General
  • External Heat Sources: Placement of external heat sources, such as heating pads or electric blankets, over Lidoderm patches is not recommended as this has not been evaluated and may increase plasma lidocaine levels.