Interictal burden and clinical characteristics of medication overuse headache: A two-year follow-up descriptive study

Key Points

• Medication overuse headache shows a significant interictal burden over two years, affecting patient quality of life.
• The study highlights the clinical characteristics that emerge from long-term follow-up of these patients, particularly in pain frequency changes.
• Descriptive study methodology was utilized to capture the evolving nature of medication overuse headache over the two-year period.
• Findings may impact treatment strategies, highlighting the need for careful monitoring of medication usage in affected individuals.