In May 2018, Aimovig (erenumab) became the first CGRP monoclonal antibody to be approved for the prevention of migraine in adults. Approval was supported by data including results of the Phase 3 STRIVE and ARISE studies in episodic migraine and the results of a large Phase 2 study in chronic migraine. Erenumab was further investigated in the Phase 3b LIBERTY study of patients with migraine who had failed on 2-4 previous preventive therapies.
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