Overview Sphenopalatine Block Versus BOTOX in Management of Chronic Migraine Status: RECRUITING Trial end date: 2025-10-01 Target enrollment: Participant gender: Summary This trial compares the efficacy and safety of sphenopalatine ganglion block (SPGB) and intramuscular BOTOX injection in chronic migraine.Phase: NA Details Lead Sponsor: Cairo UniversityTreatments: Botulinum Toxins, Type ALidocaineSphenopalatine Ganglion Block