Clesrovimab
| Monoclonal antibody | |
|---|---|
| Type | Whole antibody |
| Source | Human |
| Target | Respiratory syncytial virus F protein |
| Clinical data | |
| Trade names | Enflonsia |
| Other names | MK-1654, clesrovimab-cfor |
| AHFS/Drugs.com | Enflonsia |
| License data |
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| Routes of administration | Intramuscular |
| Drug class | Antiviral |
| ATC code |
|
| Legal status | |
| Legal status | |
| Identifiers | |
| CAS Number | |
| DrugBank | |
| UNII | |
| KEGG | |
| Chemical and physical data | |
| Formula | C6526H10118N1732O2039S40 |
| Molar mass | 146747.22 g·mol−1 |
Clesrovimab, sold under the brand name Enflonsia, is a fully human immunoglobulin G1 kappa monoclonal antibody designed to prevent respiratory syncytial virus (RSV) infection.[1] It is a respiratory syncytial virus (RSV) F protein-directed fusion inhibitor.[1] It was developed by Merck,[2] and was approved for medical use in the United States in June 2025.[3]
- ^ a b c "Enflonsia- clesrovimab injection, solution". DailyMed. 20 June 2025. Retrieved 6 July 2025.
- ^ Cite error: The named reference
Merck PR 20250609was invoked but never defined (see the help page). - ^ "Novel Drug Approvals for 2025". U.S. Food and Drug Administration (FDA). 9 June 2025. Archived from the original on 3 March 2025. Retrieved 14 June 2025.