Simple English explanation with example
- Helps prevent migraines before they start
- Blocks a signal linked to migraine attacks
- Used regularly to reduce how often migraines happen
- Does not treat pain instantly during an attack
- Like lowering the volume of a migraine alarm system
Scientific explanation
- Contains fremanezumab, a monoclonal antibody against CGRP
- Neutralises calcitonin gene-related peptide activity
- Reduces activation of trigeminovascular migraine pathways
- Used for preventive treatment of migraine
- Given by subcutaneous injection monthly or quarterly