The goal of this observational study is to evaluate clinical differences in patients who received preventive treatment with medication targeting calcitonin gene-related peptide (CGRP) or its receptor: monoclonal antibodies (erenumab, galcanezumab, fremanezumab, eptinezumab) or gepants (rimegepant, atogepant) during a 2-year period observation phase.

It is a 2-year, multicenter observational study. Patients who meet reimbursement criteria according to local regulations and willing to participate in the study will be included. Monoclonal antibodies (erenumab, galcanezumab, fremanezumab, eptinezumab) or gepants (rimegepant, atogepant) will be started and baseline assessment will be conducted. There will be visits every 6 months to assess effectiveness, side-effects, PROMs, and elegibility to continue with the study drug. The observation of patients will last 2 years.

Inclusion Criteria:

• Migraine diagnosis according to ICHD-III.
• Prescription of erenumab, galcanezumab, fremanezumab, eptinezumab, atogepant or rimegepant according to prescriptor criteria and reimbursement criteria according to local regulations.
• Signature of informed consent.

Exclusion Criteria:

• Presence of headache different from migraine.
• Active severe psychiatric condition or cognitive impairment which may affect the ability to consent patient's participation in the study.

Episodic and chronic migraine patients.