Nirsevimab Injection

What is this medication?

NIRSEVIMAB (nir sev i mab) reduces the risk of infections caused by respiratory syncytial virus (RSV). It does not treat RSV. It is still possible to get RSV after receiving this medication, but the symptoms may be less severe or not last as long. It works by helping your immune system slow or stop the spread of the virus in the body. It is a monoclonal antibody.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): BEYFORTUS

What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

• Bleeding disorder
• Having or recent heart surgery
• Low platelet levels
• Taking medications that prevent or treat blood clots
• An unusual or allergic reaction to nirsevimab, other medications, foods, dyes, or preservatives

How should I use this medication?

This medication is injected into a muscle. It is given by your care team in a hospital or clinic setting.

Talk to your care team about the use of this medication in children. While it may be given to children as young as newborns for selected conditions, precautions do apply.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply. This medication is not for regular use.

What may interact with this medication?

Interactions have not been studied.

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Visit your care team for regular checks on your health.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

• Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat

Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):

• Pain, redness, or irritation at injection site
• Skin rash

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

This medication is given in a hospital or clinic. It will not be stored at home.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.