What is the purpose of using a topical anesthetic before an injection?

Using a topical anesthetic before an injection serves primarily to minimize pain and discomfort during the procedure. This local application numbs the surface tissues at the site of injection, which helps to alleviate the sharp sensation often associated with needle insertion. By reducing the initial discomfort, patients can have a more positive experience during dental procedures, which can also help to decrease anxiety related to injections.

The effectiveness of a topical anesthetic is crucial in promoting patient comfort, particularly for those who may have a heightened sensitivity to pain or previous negative experiences with injections. While the other options mention aspects like healing and recovery, the primary and immediate goal of the topical anesthetic is to mitigate pain during the moment of injection rather than to influence healing or recovery times.