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Emgality (galcanezumab-gnlm)

Reviewed by: HU Medical Review Board | Last reviewed: May 2023

Emgality™ (galcanezumab-gnlm) is a prescription drug used in adults for the:1

Emgality comes in 2 different types of devices:1

  • A single-dose prefilled pen
  • A single-dose prefilled syringe

What are the ingredients in Emgality?

The active ingredient in Emgality is galcanezumab.1

How does Emgality work?

Emgality is a type of drug known as a calcitonin gene-related peptide (CGRP) monoclonal antibody (mAbs). Emgality works by attaching to the CGRP protein. Research shows that levels of CGRP are higher during a migraine attack. By intefering with the way CGRP works in the body, Emgality helps prevent migraine.1

What are the possible side effects?

The most common side effect of Emgality is injection site reactions.1

This is not all the possible side effects of Emgality. Talk to your doctor about what to expect when taking Emgality. You also should call your doctor if you have any changes that concern you when taking Emgality.

Other things to know

Your doctor will show you or a caregiver how to prepare and inject Emgality before you start to use it.1

There is not enough data to know if Emgality is safe to take while pregnant or breastfeeding. Before starting treatment with Emgality, tell your doctor if you are pregnant, planning to become pregnant, or breastfeeding. They can help you decide if Emgality is right for you.1

Before beginning treatment for migraine, tell your doctor about all your health conditions and any other drugs, vitamins, or supplements you are taking. This includes over-the-counter drugs.

For more information, read the full prescribing information of Emgality.

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