Effect on Tear Functions of Pretarsal and Preseptal Techniques of Botulinum Toxin Type A Injection in Hemifacial Spasm

NCT01564979 · clinicaltrials.gov ↗

PHASE2

Phase

UNKNOWN

Status

26

Enrollment

OTHER

Sponsor class

Conditions

Hemifacial Spasm

Interventions

DRUG: preseptal injection of botulinum toxin type A
DRUG: pretarsal injection of Botulinum toxin type A

Sponsor

Khon Kaen University