Are There Any Side Effects?

Like all medicines, Entyvio can cause side effects although not everybody gets them.1

Possible serious side effects include infusion reactions or allergic reactions (may affect up to 1 in 100 people) and infections (may affect up to 1 in 10 people).1

Tell your doctor immediately if you notice any of the following:1

  • Wheezing or difficulty breathing
  • Hives
  • Itching of the skin
  • Swelling
  • Rapid heart rate
  • Feeling sick
  • Pain at the infusion site
  • Redness of skin
  • Chills or shivering
  • High fever or rash

List of Possible Side Effects

1 in 10 People or More

Very Common

  • Common cold
  • Headache
  • Joint pain

1 in 10 People or Less


  • Acne (pimples)
  • Anal infection
  • Anal sore
  • Back pain
  • Bloated stomach
  • Blocked nose
  • Chest infection
  • Cough
  • Eczema
  • Fever
  • Flu (influenza)
  • Haemorrhoids
  • Hard faeces
  • Heart burn
  • High blood pressure
  • Itching/itchiness
  • Muscle cramps
  • Muscle weakness
  • Night sweats
  • Passing gas
  • Prickling or tingling
  • Rash and redness
  • Sinus infection
  • Stomach flu
  • Throat pain
  • Throat infection
  • Tiredness

1 in 100 People or Less


  • Redness and tenderness of hair follicle
  • Throat and mouth yeast infection
  • Vaginal infection


Entyvio increases the risk of getting infections.

Infections may progress more rapidly and be more severe. This may include serious brain and nervous system infections.

You should not be treated with Entyvio if you have a severe infection.

If you develop symptoms suggestive of infection of nervous system problems, seek medical attention immediately.

Example symptoms include:

Infections Nervous System Problems
  • Fever
  • Persistent cough
  • Weight loss
  • Listlessness
  • Confusion
  • Difficulties with vision
  • Difficulties with movement

Patient Information Leaflet

It is important that you read the information leaflet that came with your medicine and keep a copy for future reference.

Download the Entyvio Patient Information Leaflet

If you have been prescribed Entyvio and get any side effects, talk to your doctor, pharmacist or nurse.
This includes any possible side effects not listed within this website or in the Patient Information Leaflet for Entyvio.

This medicine is subject to additional monitoring. This will allow quick identification of new safety information. You can help by reporting any side effects you may get. See for how to report side effects.