Topical anaesthesia: Does it reduce pain perception of local anaesthetic injections?

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This review of the effectiveness of topical anaesthesia in in reducing pain during local anaesthetic injections for dental procedures included 22 RCTs. Statistically significant differences were seen during needle puncture with topical anaesthetic use in the maxilla and palate but not the mandible.

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Periodontal treatment: effectiveness of intra-pocket anaesthesia

gum disease, scale and polish

This review of intra-pocket anaesthesia for patients having scaling and root planing included 11 trials and demonstrated a benefit over placebo.

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