Prescription
CGRP inhibitor (Migraine preventive)
Erenumab
Last reviewed April 2026
Who is this for?
What is this drug?
Erenumab (sold as Pasurta in Nigeria) is an injection that works by blocking a protein called CGRP in your brain, which is involved in triggering migraine headaches. It helps prevent migraines from happening in the first place.
What is it used for?
Prevention of frequent migraine headaches (for people who get migraine at least 4 times a month)
Prescription Required
A doctor's prescription is required to obtain this drug legally.