Numbing Cream Before Laser Hair Removal: Do Not Wrap Treated Skin
HairArticleCovering skin treated with an OTC pain-relief product can increase the risk of serious side effects.

In this article
Seek emergency medical help for breathing difficulties, a seizure or an irregular heartbeat after using a numbing product. FDA’s1 March 2024 warning describes these serious injuries when high-concentration lidocaine products are absorbed through the skin.1
Do not cover the treated skin
FDA1 advises against wrapping skin treated with OTC pain-relief products in plastic wrap or other dressings. Covering treated skin with any material can increase the chance of serious side effects. Its warning includes products marketed for laser hair removal.1
Ask before preparing at home
Tell the laser clinic which product you planned to use and ask it to clarify preparation instructions before applying it.
Try: “I was considering this numbing product before laser hair removal. Can you review the exact product and explain your preparation instructions?”
Hair, Everywhere includes a visit script. Use it to organize product questions and the clinic’s advice. Explore the hair playbook.
This article is for general educational purposes only and is not medical advice. It isn't a substitute for diagnosis or treatment from a qualified healthcare professional who knows your health history. Please don't ignore professional advice or delay getting care because of something you read here. If you think you may be having a medical emergency, call 911 or your local emergency number right away. Girl Playbook does not endorse any specific product, test, or provider.
Girl Playbook sells this book. It provides education and worksheets, not individualized medical care.
Sources
The research behind this article, in the order it’s cited. How we source our articles.
- U.S. Food and Drug Administration, 2024FDA Warns Consumers to Avoid Certain Topical Pain Relief Products Due to Potential for Dangerous Health Effects (opens in a new tab)abcd
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