Overview Ketamine and Lidocaine Infusion in Refractory Chronic Migraine Status: NOT_YET_RECRUITING Trial end date: 2026-12-01 Target enrollment: Participant gender: Summary Ketamine and lidocaine infusion for refractory chronic migraine: Comparative StudyPhase: EARLY_PHASE1 Details Lead Sponsor: Assiut UniversityTreatments: GlucoseWater