TevaOfficial website ↗Learn how the Teva Pharmaceutical Company pushes the boundaries of scientific innovation and delivers quality medication for millions of patients every day. Source: https://www.tevapharm.com1 medicine explainedfremanezumabAjovyCGRP antagonistAjovy (fremanezumab) is a monoclonal antibody from Teva that binds calcitonin gene-related peptide (CGRP), a key molecule in migraine biology. Given monthly or quarterly by injection, it prevents migraine attacks in adults and selected adolescents.During migraine, pain nerves around the brain release CGRP, which widens blood vessels and passes pain signals onward. Fremanezumab is an antibody tha