108
Participants
Start Date
May 30, 2024
Primary Completion Date
January 31, 2026
Study Completion Date
January 31, 2027
Placebo
Unilateral Greater occipital nerve block at C2 level under ultrasound guide with needle in plane technique during ultrasound using normal saline 3 mL
Bupivacaine
Unilateral Greater occipital nerve block at C2 level under ultrasound guide with needle in plane technique during ultrasound using 0.5% Bupivacaine 3 mL
Raviwon Atisook, Bangkok
Mahidol University
OTHER