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Lidocaine and epinephrine numbs the skin or tissue before medical procedures so that you do not feel pain. Lidocaine and epinephrine comes in the form of an injection or a patch. To numb the skin, your doctor will inject the medication or apply a patch before a procedure. The medication deadens the nerves so that you do not register pain in your brain. Unlike other anesthetics used during procedures, lidocaine and epinephrine allows you to remain conscious.
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