Laser before numbing gel could mean less pain at the dentist
Symptom relief
Completed
This study tested whether using a special laser before applying numbing gel can reduce pain during dental procedures. Twenty adults were split into three groups: laser plus numbing gel, fake laser plus numbing gel, or fake laser plus plain Vaseline. Researchers measured pain leve…
Phase: EARLY_PHASE1 • Sponsor: Li Zhen Zhong • Aim: Symptom relief
Last updated Jun 27, 2026 08:00 UTC