Ingredients in RSV Vaccines and Antibody Products
This page shows the ingredients in RSV vaccines and antibody products currently available for use in the U.S.
Find out more about RSV and the immunizations that protect against it.
RSV vaccines
| Vaccine name* | Antigen | Adjuvant | Stabilizers | Preservatives | Residual byproducts |
|---|---|---|---|---|---|
| Abrysvo | Recombinant RSV prefusion F proteins (RSV types A & B) | None | Tromethamine, Tromethamine hydrochloride, Sucrose, Mannitol, Polysorbate 80, Sodium chloride | None | Proteins and DNA from cells used to grow virus (Chinese hamster ovary cells) |
| Arexvy | Recombinant RSV prefusion F protein (RSV type A) | Monophosphoryl lipid A (MPL), QS-21 | Trehalose, Sodium chloride, Potassium dihydrogen phosphate, Dipotassium phosphate, Polysorbate 80, Disodium phosphate anhydrous, Dioleoyl phosphatidylcholine (DOPC), Cholesterol | None | Proteins and DNA from cells used to grow virus (Chinese hamster ovary cells) |
| MRESVIA | mRNA encoding for RSV prefusion F protein (RSV type A) | None | Lipid SM-102, Polyethylene glycol 2000 dimyristoyl glycerol, Cholesterol, 1,2-distearoyl-sn-glycero3-phosphocholine (DSPC), Tromethamine, Tromethamine hydrochloride, Acetic acid, Sodium acetate trihydrate, Sucrose | None | None |
*Information from package insert dated: 8/2024 (Abrysvo); 8/2024 (Arexvy); 5/2024 (MRESVIA)
RSV antibody product
| Vaccine name* | Antigen | Adjuvant | Stabilizers | Preservatives | Residual byproducts |
|---|---|---|---|---|---|
| Beyfortus | Antibody that binds to RSV F protein | Not applicable | Arginine hydrochloride, Histidine, L-histidine hydrochloride monohydrate, Polysorbate 80, Sucrose | None | None |
*Information from package insert dated: 7/2023 (Beyfortus)
Reviewed by Paul A. Offit, MD, on October 7, 2024