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Important Safety Information

ZYMFENTRA is a prescription medicine used as an injection under the skin (subcutaneous injection) by adults for the maintenance treatment of moderately to severely active ulcerative colitis or Crohn’s disease following treatment with an infliximab product given by intravenous infusion (IV).

What is the most important information I should know about ZYMFENTRA?

ZYMFENTRA may cause serious side effects, including risk of infection and cancer.

Do not take ZYMFENTRA if you:

Before you receive ZYMFENTRA, tell your doctor about all of your medical conditions, including if you:

What should I avoid while taking ZYMFENTRA?

What are the possible side effects of ZYMFENTRA?
ZYMFENTRA can cause serious side effects, including:

The most common side effects include COVID-19, joint pain, respiratory infections, such as sinus infections and sore throat, diarrhea, injection site reactions, high blood pressure, headache, urinary tract infections, abdominal pain, dizziness, abnormal liver enzymes.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

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