What are the side effects of Aimovig (erenumab)?

Commonly reported side effects of Aimovig (erenumab) include: acid reflux, allergic reaction, anxiety, appetite suppression, blood pressure elevation, bruising, circulation problems, cold fingertips, cold-like symptoms, confusion, constipation, depression, diarrhea, difficulty breathing, dizziness, excessive sweating, exhaustion, extreme cortisol and adrenaline responses, fatigue, fibromyalgia, hair loss, heart palpitations, heartburn, high blood pressure, hives, hormonal side effects, hyperhidrosis, hypersensitivity/allergic reaction, inflamed nerve pathways, injection pain, injection site brown discoloration, injection site itching, injection site rash, injection site reactions, injection site scarring, irritable bowel syndrome-like symptoms, itching until bleeding, migraine after infusion, migraine exacerbation, muscle pain, nasty reaction, nausea, neck inflammation, non-stop migraine, numbness in hands, one-sided eye pain, palpitations, panic attack, pulsatile tinnitus, racing heart beat, red fingertips, redness, reduced motivation, restless legs, runny nose, scalp inflammation, severe constipation, severe itching in various parts of body, severe reaction, severe reaction lasting a year, shaking, sore throat, tinea versicolor rash, weight gain, worsened pain, worsening of migraines, worsening of resting migraine. This treatment also carries an FDA black box warning.

Is Aimovig (erenumab) safe for long-term use?

Aimovig (erenumab) is considered safe for long-term use. Always consult your physician.

migraines Treatment Guide

Does Aimovig (erenumab) work for migraines?

Q: Does Aimovig (erenumab) work for migraines?

Research gives Aimovig (erenumab) a score of 72/100 for migraines (Moderate), based on 28 studies. Real user reports score it 73/100.

Q: How long does Aimovig (erenumab) take to work?

Aimovig (erenumab) typically shows results in 1–4 weeks for initial benefit, with increasing efficacy over 1–3 months, though individual responses vary.

Aimovig (erenumab) has a research efficacy score of 72/100 for migraines — rated Moderate across 28 studies. Real users on social media rate it 73/100. It typically takes 1–4 weeks for initial benefit, with increasing efficacy over 1–3 months to show results.

Research

72 / 100

28 studies

Social

73 / 100

138 posts

Safety

58 / 100

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Aimovig (erenumab) — treatment for migraines

How does Aimovig (erenumab) help migraines?

CGRP receptor antagonism

Category: monoclonal antibody

Efficacy: Research vs. Real Users

Research Evidence

72 / 100

Moderate

28 studies · 138 participants

Score derived from PubMed research published in the past year.

Real User Reports

73 / 100

Moderate

138 posts

Self-reported results can be biased. Use as context, not proof.

How It Works

Administration Injection, Every 30 days
Time to work 1–4 weeks for initial benefit, with increasing efficacy over 1–3 months
Adult dose target Adults with episodic or chronic migraines, particularly those who have failed prior preventive treatments or are intolerant of traditional prophylactic medications, seeking to reduce migraine frequency and improve daily functioning.
Child dose target Adolescents aged 12–17 with episodic or chronic migraines unresponsive to conventional preventive treatments and experiencing significant functional impairment such as reduced school attendance.

Safety Profile

⚠ FDA Black Box Warning

This treatment carries an FDA black box warning — the most serious type of safety alert. Consult your doctor before use.

/ 100

Safety Score: Moderate

Higher scores indicate a more favorable safety profile.

Known Side Effects

acid reflux
allergic reaction
anxiety
appetite suppression
blood pressure elevation
bruising
circulation problems
cold fingertips
cold-like symptoms
confusion
constipation
depression
diarrhea
difficulty breathing
dizziness
excessive sweating
exhaustion
extreme cortisol and adrenaline responses
fatigue
fibromyalgia
hair loss
heart palpitations
heartburn
high blood pressure
hives
hormonal side effects
hyperhidrosis
hypersensitivity/allergic reaction
inflamed nerve pathways
injection pain
injection site brown discoloration
injection site itching
injection site rash
injection site reactions
injection site scarring
irritable bowel syndrome-like symptoms
itching until bleeding
migraine after infusion
migraine exacerbation
muscle pain
nasty reaction
nausea
neck inflammation
non-stop migraine
numbness in hands
one-sided eye pain
palpitations
panic attack
pulsatile tinnitus
racing heart beat
red fingertips
redness
reduced motivation
restless legs
runny nose
scalp inflammation
severe constipation
severe itching in various parts of body
severe reaction
severe reaction lasting a year
shaking
sore throat
tinea versicolor rash
weight gain
worsened pain
worsening of migraines
worsening of resting migraine

Cautions

⚠ Not recommended during pregnancy

✓ Considered safe for long-term use

Who Should Consider Aimovig (erenumab)?

Severity Mild, moderate, severe
Minimum age 12 years old
Effective areas head
Category Non-steroid Prescription Medication

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Frequently Asked Questions

Does Aimovig (erenumab) work for migraines?: Research gives Aimovig a score of 72/100 for migraines (Moderate), based on 28 studies. Real-user reports score it 73/100.
What are the side effects of Aimovig (erenumab)?: Commonly reported side effects include: acid reflux, allergic reaction, anxiety, appetite suppression, blood pressure elevation, bruising, circulation problems, cold fingertips, cold-like symptoms, confusion, constipation, depression, diarrhea, difficulty breathing, dizziness, excessive sweating, exhaustion, extreme cortisol and adrenaline responses, fatigue, fibromyalgia, hair loss, heart palpitations, heartburn, high blood pressure, hives, hormonal side effects, hyperhidrosis, hypersensitivity/allergic reaction, inflamed nerve pathways, injection pain, injection site brown discoloration, injection site itching, injection site rash, injection site reactions, injection site scarring, irritable bowel syndrome-like symptoms, itching until bleeding, migraine after infusion, migraine exacerbation, muscle pain, nasty reaction, nausea, neck inflammation, non-stop migraine, numbness in hands, one-sided eye pain, palpitations, panic attack, pulsatile tinnitus, racing heart beat, red fingertips, redness, reduced motivation, restless legs, runny nose, scalp inflammation, severe constipation, severe itching in various parts of body, severe reaction, severe reaction lasting a year, shaking, sore throat, tinea versicolor rash, weight gain, worsened pain, worsening of migraines, worsening of resting migraine. This treatment also carries an FDA black box warning.
How long does Aimovig (erenumab) take to work?: Aimovig typically shows results in 1–4 weeks for initial benefit, with increasing efficacy over 1–3 months, though individual responses vary. Tracking your symptoms with a structured experiment can help you know sooner.
Is Aimovig (erenumab) safe for long-term use?: Aimovig is considered safe for long-term use. Always confirm with your physician.
How do you use Aimovig (erenumab)?: Aimovig is administered injection, Every 30 days, at a target dose of Adults with episodic or chronic migraines, particularly those who have failed prior preventive treatments or are intolerant of traditional prophylactic medications, seeking to reduce migraine frequency and improve daily functioning..
Is Aimovig (erenumab) safe during pregnancy or breastfeeding?: Aimovig is not recommended during pregnancy. Always confirm with your healthcare provider.

This page is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before starting, stopping, or changing any treatment. Scores are derived from publicly available research and social media data and should not be used as a substitute for professional medical guidance.