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How do topical anesthetics relieve itchy skin?

Topical anesthetics are medications that help soothe itchy or irritated skin. They work by numbing the nerve endings in the skin so that you do not feel the pain or itchiness. Most topical anesthetics are available without prescription in a variety of different forms. These include: patches, foams, liquids, swabs, dressings, pads, solutions, creams, gels, kits, sprays, ointments and lotions.

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Is sedation analgesia (conscious sedation) safe?
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Does topical lidocaine interact with any other medications?
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.