Precooling agents: A boon to local anesthetics
Early childhood experiences with painful injections may lead to anxiety and fear. The fear of pain attributed to anesthetic needle injections is cited as an obstacle in providing appropriate dental care. These reactions need not develop if steps are taken to reduce the pain associated with injections. This review presents recent findings regarding different treatment strategies such as applying pre-cooling agents, topical anesthetics, vibrating applying pressure to the injection site and using a mechanical delivery system.