Post-covid-19 Headache

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CLINICAL_TRIALS trial_result · 2022-06-10
Clinical Trial Update: The Effect of Ganglion Sphenopalatine Block Versus Placebo on Persistent Headache Following COVID-19 Infection [Phase 3]
Phase 3 trial investigating sphenopalatine ganglion block versus placebo for persistent headache after COVID-19; study terminated.