Key facts about Erenumab
What dosages is Erenumab available in?
Erenumab is available as a 70 mg/mL and 140 mg/mL subcutaneous injection.
What is Erenumab used for?
Erenumab is a monoclonal antibody that is used for the prevention of migraines in adults.
How does Erenumab work?
Erenumab is a monoclonal antibody that blocks proteins in the brain and nervous system called calcitonin gene-related peptide (CGRP) receptors. These proteins are thought to have a role in pain signaling and migraine symptoms. By blocking CGRP receptors, it might help prevent migraines.
How do I take Erenumab?
The typical dose is 70 mg injected under the skin once per month. Your provider might raise your dose to 140 mg once per month depending on how you respond to the medication.
Is it safe for me to take Erenumab?
Erenumab is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you.
Erenumab Common Side Effects
Common side effects of Erenumab:
- Pain, swelling, or redness at the injection site
- Constipation
Erenumab Serious Side Effects
Serious side effects are rare with Erenumab. Contact your healthcare provider immediately if you experience any of the following.
- Serious allergic reactions: hives, itching, swelling of face or tongue, difficulty breathing
- Extremely high blood pressure: headache, nosebleed, fatigue, vision problems
Effects of other drugs, drug classes and over-the-counter products on Erenumab
There are no major drug interactions listed for Erenumab. However, always let your physician and pharmacist know about any other medications or supplements (including prescribed and over-the-counter medications, vitamins, and dietary or herbal supplements) that you are currently taking.
Who makes Erenumab?
Various FDA-approved generic manufacturers
Is Erenumab safe in pregnancy?
It is not known if Erenumab will harm your unborn baby.
o Pregnancy Registry: There is a pregnancy registry for women who take Erenumab. The purpose of this registry is
to collect information about your health and your baby’s health. You may enroll yourself by calling 1-833-244-4083 or visiting Genesis pregnancy registry. Or you may talk to your doctor about how you can take part in this registry













