Emgality ® ▼ (galcanezumab)

This information is intended for UK registered healthcare professionals only as a scientific exchange in response to your search for information. Please refer to the link for full prescribing information: Emgality Summary of Product Characteristics (SmPC)

In patients taking Emgality® ▼(galcanezumab) and planning a pregnancy, is a washout needed?

There is no information on which to base a recommendation for a washout period for those who are receiving galcanezumab and are planning to become pregnant.

Planning to Become Pregnant: Washout Period

Galcanezumab is an IgG4 monoclonal antibody and is expected to be degraded into small peptides and amino acids via catabolic pathways in the same manner as endogenous IgG.1,2

The t1/2 of galcanezumab is 27 days.1,2

Clinicians should use their clinical judgment in determining the most appropriate approach in a patient treated with galcanezumab who is planning to become pregnant.

Information from the label

There are limited data from the use of galcanezumab in pregnant women. Animal studies do not indicate direct or indirect harmful effects with respect to reproductive toxicity.1

The effect of galcanezumab on human fertility has not been evaluated. Fertility studies in animals do not indicate harmful effects with respect to male and female fertility.1


1. Emgality [summary of product characteristics]. Eli Lilly Nederland B.V., The Netherlands.

2. Kielbasa W, Helton DL. A new era for migraine: Pharmacokinetic and pharmacodynamic insights into monoclonal antibodies with a focus on galcanezumab, an anti-CGRP antibody. Cephalalgia. 2019;39(10):1284-1297. http://dx.doi.org/10.1177/0333102419840780


IgG = immunoglobulin G

IgG4 = immunoglobulin G (subclass) 4

t1/2 = elimination half-life

This medicinal product is subject to additional monitoring. This will allow quick identification of new safety information. Healthcare professionals are asked to report any suspected adverse reactions.

Date of Last Review: January 11, 2021

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