- Article
Real-World Insights into the Effectiveness and Tolerability of OnabotulinumtoxinA in Chronic Migraine: A Long-Term Evaluation of up to 11 Years
- Antonio Santoro,
- Andrea Fontana,
- Massimiliano Copetti,
- Anna Maria Miscio and
- Giuseppe d’Orsi
Background: Chronic migraine (CM) is a debilitating neurological disorder that imposes substantial burdens on individuals and society, including diminished quality of life and increased healthcare utilization. While the efficacy of botulinum neurotox...

