What is Entyvio: Uses, Warnings & Interactions

Medically reviewed by Anne JacobsonMD, MPH
Board-Certified Family Physician
Updated May 14, 2025  •  Published Jan 25, 2023
Fact Checked

Ulcerative colitis and Crohn’s disease are chronic conditions of the small and large intestines. Symptoms like pain, weight loss, bleeding, and trouble with bowel movements are caused by inflammation. Entyvio is an injectable medication that blocks inflammation in the intestines. There may be a greater risk of serious infections when taking medications like Entyvio.

Entyvio overview

BRAND NAMES:

  • Entyvio

Generic Names:

  • Vedolizumab

Uses:

  • Treats Crohn’s disease and ulcerative colitis in adults

Therapeutic Classes:

  • Monoclonal antibodies

Forms:

  • Injectable

How it’s taken:

  • Injected under the skin

  • Intravenous infusion

What is Entyvio used for?

Entyvio is an injectable medication that treats moderate to severe ulcerative colitis and Crohn's disease in adults. Entyvio may be given by intravenous (IV) infusion or as an injection under the skin.

Expert tips for using Entyvio

  • Entyvio blocks inflammation in the intestines, which helps decrease symptoms and reduce tissue damage.

  • The first 2 to 3 doses of Entyvio are given as an IV infusion in a healthcare office. After that, treatment may continue as an IV infusion or as an injection you give yourself at home.

  • Entyvio mainly works on immune cells in the intestines. However, there is still a higher risk of infections in other parts of the body while taking Entyvio.

  • Entyvio needs to be taken on a regular schedule. You’ll work with your healthcare team to find the best ways to stick to that schedule.

What form(s) does Entyvio come in

  • Injectable

    • 108 mg subcutaneous (SQ) injection pen

    • 300 mg intravenous (IV) infusion

What are common Entyvio doses?

  • Starting dose intravenous infusion: 300 mg by IV infusion over 30 minutes, repeated at 2 weeks and 6 weeks

  • Maintenance dose intravenous infusion: 300 mg by IV infusion every 8 weeks

  • Starting dose subcutaneous injection pen: Begin treatment with IV infusion, 300 mg over 30 minutes, repeated in 2 weeks

  • Maintenance dose subcutaneous injection pen: 108 mg injected under the skin 6 weeks after first IV dose, then every 2 weeks

Common Entyvio prescriptions

  • Entyvio
    300mg solution reconstituted

How to take Entyvio

  • This medicine should come with a medication guide. Ask your healthcare provider or pharmacist for a copy if you do not have one.

  • A nurse or other health provider will give you the first doses of this medicine through an intravenous (IV) line.

  • After the first doses of medication, treatment may continue as an IV infusion. Or you may take the medicine at home with an injection pen.

  • If you use an injection pen, your healthcare team will show you how to use it. 

  • If you use an injection pen, rotate injection sites in the thighs and abdomen. Don’t inject it into a mole, bruise, scar, or an area of the skin that is red or open.

  • Entyvio is taken on a schedule as directed by your healthcare provider.

What to do if you miss a dose of Entyvio

  • Entyvio needs to be taken on a schedule. Contact your healthcare provider if you miss a dose or need to reschedule an appointment.

Entyvio contraindications

  • This medicine is not right for everyone. Do not use it if you have had an allergic reaction to vedolizumab.

Entyvio warnings

  • Tell your healthcare provider if you are or have plans to become pregnant or breastfeed.

  • Let your healthcare provider know if you have been in contact with anyone with tuberculosis (TB). You may be tested for TB before starting this medication.

  • This medicine may cause the following serious problems:

    • Higher risk of infections

    • Risk of progressive multifocal leukoencephalopathy, a rare brain disease caused by a virus

    • Liver disease

    • Infusion reactions or allergic reactions

  • Your healthcare provider will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

Entyvio interactions

  • Entyvio should not be taken at the same time as natalizumab or TNF blockers. When taken together, there is a higher risk of severe infections.

  • Some medicines can affect how vedolizumab works. Tell your healthcare provider about all medicines and supplements you are taking now or have recently taken.

  • This medicine may interact with live vaccines. Most vaccines are not live vaccines. Your healthcare provider can let you know which vaccines are live.

Entyvio side effects

The most common side effects of Entyvio include:

  • Symptoms of a cold or flu

  • Headache

  • Pain in the joints

  • Nausea

  • Mild fever

  • Cough

  • Back pain

  • Throat pain

  • Rash or itching

  • Pain, swelling, or itching at the injection site

Contact your healthcare provider right away or get emergency medical care for serious symptoms like:

  • High fever or shaking chills

  • Signs of a new or worsening infection

  • Hives or swelling of the neck, tongue, or lips

  • Confusion or trouble thinking

  • Blurred vision or loss of vision

  • Weakness on one side of the body or difficulty speaking

  • Signs of liver problems like abdominal pain, yellowing of the skin and eyes, vomiting, or dark-colored urine

Sources:

Medically reviewed by Anne JacobsonMD, MPH
Board-Certified Family Physician

Anne Jacobson, MD, MPH, is a board-certified family physician, writer, editor, teacher, and consultant. She is a graduate of University of Wisconsin School of Medicine and Public Health, and trained at West Suburban Family Medicine in Oak Park, Illinois. She later completed a fellowship in community medicine at PCC Community Wellness and a master's in Public Health at the University of Illinois-Chicago. She lives with her family near Chicago.

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