Efficacy and Contextual (Placebo) Effects of CGRP Antibodies for Migraine: Systematic Review and Meta-analysis.
Raeburn B ForbesMark O McCarronChristopher R CardwellPublished in: Headache (2020)
CGRPAbs are effective but sixty-six percent of the benefit is from contextual effects, including placebo effect. Contextual effects merit further scrutiny as a means of improving migraine headache.