In order to provide symptomatic relief from minor surface irritation and injury (minor burns,abrasions,and so forth),local anesthetics are typically applied:

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Local anesthetics are typically applied topically for minor surface irritation and injury such as minor burns and abrasions. They work by blocking nerve signals in the affected area, providing temporary relief from pain and discomfort. Intravenous or intrathecal administration would not be necessary for such minor conditions. Inhalation is not a common route of administration for local anesthetics.

In Order to Provide Symptomatic Relief from Minor Surface Irritation