Orodispersible lidocaine film in palatine nerve block: a randomized, controlled and blind clinical trial.

Researchers compared four different pre-treatment approaches for palatine nerve blocks during gingival graft surgery. Patients receiving a lidocaine-containing oral film experienced significantly less injection pain than those receiving no pre-treatment, placebo film, or conventional anaesthetic gel.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.