Bleach strength during root canal retreatment may affect pain, study finds
Knowledge-focused
Recruiting now
This study looks at whether using different concentrations of sodium hypochlorite (a type of bleach) during root canal retreatment can change pain levels and certain nerve chemicals in the tooth. Sixty adults needing a repeat root canal will be randomly assigned to receive 1%, 2.…
Phase: NA • Sponsor: KEZBAN MELTEM ÇOLAK • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:10 UTC