Don't Jump to a CGRP Antagonist for Migraine Prophylaxis

Emgality (em-GAL-ih-tee, galcanezumab) will be the second biologic to PREVENT migraine in adults...after Aimovig (erenumab).

Both are calcitonin gene-related peptide blockers, or "CGRP antagonists." Blocking CGRP limits vasodilation.

They're once-monthly, self-administered subcutaneous injections.

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