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Health Information and Tools > Medications >  Obinutuzumab - Injection

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Obinutuzumab - Injection

Pronunciation: OH-bi-nue-TOOZ-ue-mab

Common Brand Name(s): Gazyva

Important: How to Use This Information

This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.

Warning

Obinutuzumab may cause serious (possibly fatal) liver disease in people who have a current or past infection with hepatitis B. Before starting treatment with this medication, your doctor should order a test to see if you have hepatitis B. Your doctor may also order blood tests and watch for symptoms of liver disease during treatment and for several months after your last dose of medication. Get medical help right away if you have any symptoms of liver damage, including: nausea/vomiting that doesn't stop, loss of appetite, dark urine, stomach/abdominal pain, yellowing eyes/skin.

Obinutuzumab may increase your risk of getting a rare but very serious (sometimes fatal) brain infection (progressive multifocal leukoencephalopathy-PML). Get medical help right away if any of these rare but very serious side effects occur: confusion, dizziness, loss of balance, difficulty talking/walking, vision changes.