U.S., June 28 -- ClinicalTrials.gov registry received information related to the study (NCT07040813) titled 'The Nordic Chronic Migraine Trial of CGRP Monoclonal Antibody and Onabotulinumtoxin A Dual Therapy Compared to CGRP mAbs Monotherapy' on June 18.

Brief Summary: Migraine is characterized by attacks of throbbing, moderate or severe headache, often associated with nausea, vomiting, and/or sensitivity to light and/or sound.

Chronic migraine, which occurs in 1-2 % of the population is characterized by 15 or more headache days/month for more than 3 months and at least 8 days/month with features of migraine headache.

The study will evaluate the efficacy of onabotulinumtoxin A when added to CGRP monoclonal antibody therapy in chronic mig...