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This is a monoclonal antibody injection that protects against RSV

Active ingredients:

The active ingredient is Nirsevimab-alip, which is a monoclonal antibody

Inactive ingredients:

Relevant Terms

  • Antibody: a protein made by the immune system in response to a foreign particle (antigen). These proteins circulate in the blood and help defend the body against the substance.  

  • Antigen: This is any substance that triggers the immune system to create antibodies. For example, allergens such as pollen are antigens. 

  • Monoclonal antibodies: Antibodies made in a lab that are used to target and protect against an antigen

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Last updated: Jan 28th, 2024

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