U.S., April 18 -- ClinicalTrials.gov registry received information related to the study (NCT07535723) titled 'Botulinum Toxin and/or Greater Occipital Nerve Block for Patients With Chronic Migraine' on March 28.
Brief Summary: Chronic migraine is a debilitating neurological disorder that significantly affects patients' daily functioning, mental health, and quality of life. Management typically includes acute and preventive treatments, but effectiveness can be limited due to medication overuse or delayed onset of action. OnabotulinumtoxinA injections provide proven long-term preventive benefits, while Greater Occipital Nerve (GON) block offers rapid but short-term relief. Although both treatments are used individually, evidence on the combi...