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Beyfortus (nirsevimab or nirsevimab-alip) is an injection given to babies and children up to 24 months old. It's used to prevent them from getting very sick from respiratory syncytial virus (RSV). It's not an RSV vaccine. Instead, it's a monoclonal antibody that gives protection against the virus for a short time. Beyfortus (nirsevimab) is now part of the CDC Child Immunization Schedule. The usual dosage is 1 to 2 injections into the muscle during or at the start of the RSV season. It's well-tolerated with only a few side effects.
Abrysvo (RSV vaccine) is a vaccine that helps lower your risk of getting serious lung infections caused by respiratory syncytial virus (RSV). It's FDA approved for adults 60 years and older, and adults 18 to 59 years who have a higher risk of getting seriously ill from RSV. It's also approved for pregnant mothers between 32 and 36 weeks gestation to help protect their babies from RSV after birth. Abrysvo (RSV vaccine) is given as a single injection into the muscle. Common side effects include tiredness, headache, and injection site reactions like pain, swelling, or redness.
Prevention of serious lung infections caused by respiratory syncytial virus (RSV) in:
18 to 59 years old:
60 years and older:
Pregnant mothers:
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