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The Effect of Ganglion Sphenopalatine Block (SPG-block) Versus Placebo on Persistent Headache Following COVID-19 Infection: a Randomised, Blinded, Clinical Trial
Conditions
Interventions
Sphenopalatine Ganglion Block with Local Anesthetic
Sphenopalatine Ganglion Block with Placebo (Isotone NaCl)
+1 more
Locations
1
Denmark
Bispebjerg and Frederiksberg Hospital, University of Copenhagen
Copenhagen, Denmark
Start Date
January 12, 2021
Primary Completion Date
June 6, 2022
Completion Date
June 6, 2022
Last Updated
June 10, 2022
NCT04715685
NCT07476053
NCT07477236
NCT07410741
NCT07354776
NCT07366060
Lead Sponsor
University Hospital Bispebjerg and Frederiksberg
Data Source & Attribution
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