RecruitingEarly Phase 1Drug trialDoes Nerve Block + Oral Dexamethasone Reduce Recurrence of Headache Within 72 Hrs?For some patients who come to the emergency department for treatment of a migraine headache, peripheral headache nerve blocks (PHNB) have proven to be an efficient and effective treatment for headache relief. Previous studies have demonstrated that adding steroids as an adjunct treatment to standard migraine treatment can reduce recurrence of headaches in the subsequent few days.