FDA warns against high lidocaine in cosmetic products

Summary: The FDA warns against using certain over-the-counter analgesic products for cosmetic procedures due to high lidocaine concentrations, causing serious health risks. Six companies received warning letters for violating federal law. Consumers are advised not to use products with over 4% lidocaine, apply heavily, or cover with dressings. Adverse events should be reported to the FDA. Companies must respond to warning letters within 15 days.

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