Answer
In Bonjela Junior Gel, lidocaine reversibly reduces or blocks sensory nerve impulses near the application site to produce local numbness, while cetylpyridinium chloride acts as an antiseptic.
Sources for this answer
- Bonjela Junior GelReckitt Benckiser Healthcare (UK) Ltd · emc · SmPC §5.1 Pharmacodynamic properties · Version 8Document updated
Sources checked