Entyvio is a brand-name injection prescribed for Crohn’s disease and ulcerative colitis. Entyvio contains the active ingredient vedolizumab. It’s not known whether this drug is safe to use during pregnancy and breastfeeding.

Keep reading for specific information about reproductive health and Entyvio. For a comprehensive look at Entyvio, see this article.

If you can become pregnant, it’s important to consider whether Entyvio is a safe choice for you.

There haven’t been enough studies in pregnant people to determine whether Entyvio is safe to use during pregnancy. Animal studies have not found any harmful effects from Entyvio during pregnancy, but studies in animals don’t always predict what would happen in humans.

If there are risks to the developing fetus, they may be greatest during the second and third trimesters of pregnancy. During these times, the fetus would likely be exposed to more of the drug. This could affect the immune system of the newborn infant.

If you’re taking Entyvio and are pregnant or thinking about becoming pregnant, talk with your doctor. They can tell you about the risks and benefits of continuing your Entyvio treatment or stopping it.

If you do receive Entyvio while pregnant, you can sign up for a registry that will help gather information about your experience. Pregnancy exposure registries help healthcare professionals learn more about how certain drugs affect pregnant people and their pregnancies. For more information, talk with your doctor.

Inflammatory bowel disease (IBD) and pregnancy

Crohn’s disease and ulcerative colitis are both types of IBD. In pregnant people, increased IBD activity raises the risk of pregnancy complications, including:

Your doctor can help you weigh the benefits and potential risks of different treatment options for IBD.

Entyvio and fertility

Animal studies have not found any harmful effects of Entyvio on fertility. However, studies in animals don’t always predict what would happen in humans. If you’re sexually active and thinking about becoming pregnant, talk with your doctor. They’ll be able to advise about whether Entyvio treatment is safe.

If you’re breastfeeding or planning to do so, it’s important to consider how Entyvio may affect you and your child.

Small amounts of Entyvio are present in breast milk. However, a small study did not find any harmful effects in children who are breastfed by people receiving Entyvio.

If you’re receiving Entyvio and want to breastfeed your child, talk with your doctor about the potential risks.

Disclaimer: Medical News Today has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.