Higher Doses of Botulinum Toxin in the Treatment of Gummy Smile

NCT05127018 · clinicaltrials.gov ↗

PHASE1,PHASE2

Phase

COMPLETED

Status

33

Enrollment

OTHER

Sponsor class

Conditions

Smiling
Botulinum Toxins, Type A

Interventions

DRUG: injection of Botulinum type A

Sponsor

Peking University