80
Participants
Start Date
November 1, 2023
Primary Completion Date
October 1, 2025
Study Completion Date
October 1, 2025
Botulinum toxin A
Subcutaneously injections are given unilaterally in the face at predefined injection sites.
Isotonic saline
Subcutaneously injections are given unilaterally in the face at predefined injection sites.
RECRUITING
Danish Headache Center, Glostrup Municipality
Henrik Schytz
OTHER