 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.The uses of Lidoderm Topical: This product is used to help reduce itching and pain from certain skin conditions (such as scrapes, minor skin irritations, insect bites). It may also be used to help relieve nerve pain after shingles (infection with herpes zoster virus). Lidocaine belongs to a class of drugs known as local anesthetics. It works by causing a temporary loss of feeling in the area where you apply the patch. How to use Lidoderm Adhesive Patch, Medicated If you are using the over-the-counter product to self-treat, read and follow all directions on the product package before using this medication. If you have any questions, consult your pharmacist. If your doctor has prescribed this medication, use it as directed. This product should only be applied to normal intact skin. Do not apply to skin that is broken or irritated. The dosage is based on your medical condition and response to treatment. Remove the protective liner and apply the patch to the skin area that is most painful. </s>