The 25 most expensive hospital drugs

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Hospitals and clinics should plan to spend 11% to 13% and 2% to 4% more, respectively, for prescription drugs in 2025 compared to last year, according to new research. 

For the second consecutive year, Keytruda was the costliest drug expense for nonfederal hospitals in 2024, according to a study published in the American Journal of Health-System Pharmacy

The research analyzed trends in national prescription drug expenditures across multiple sectors, including pharmacies, clinics, nonfederal hospitals, home healthcare and long-term care sites. 

Here are the top 25 drugs ranked by nonfederal hospital expenditure in 2024:

1. Pembrolizumab, a cancer drug (Keytruda): $1.47 billion

2. Immune globulin, an anti-infective: $1.04 billion

3. Sugammadex, used to reverse muscle relaxants (Bridion): $756.3 million

4. Daratumumab/hyaluronidase, a multiple myeloma therapy: $707.5 million

5. Bictegravir/emtricitabine/tenofovir alafenamide, an HIV-1 drug: $701.7 million

6. Remdesivir, a COVID-19 antiviral (Veklury): $642.7 million 

7. Nivolumab, a cancer drug (Opdivo): $555.4 million

8. Inactivated influenza virus vaccine: $529.7 million

9. Antithymocyte immunoglobulin, an immunosuppressant: $522.4 million

10. Pneumococcal conjugate vaccine: $509 million

11. Sodium intravenous solutions (IV fluids): $507.8 million 

12. Denosumab, an osteoporosis therapy: $455.1 million

13. Rituximab, a cancer drug: $452.1 million

14. Alteplase, used to treat acute ischemic stroke and acute myocardial infarction (Activase): $440.8 million

15. Natalizumab, used to treat relapsing forms of multiple sclerosis: $431 million 

16. Tenecteplase, used to treat acute ischemic stroke and reduce risk of death from ST elevation myocardial infarction (TNKase): $401.1 million 

17. Ocrelizumab, a multiple sclerosis drug (Ocrevus): $396.7 million

18. Iohexol, a contrast agent: $384.2 million

19. Albumin, used to treat low blood volume: $361.2 million

20. SARS-CoV-2 mRNA vaccine: $341.1 million

21. Factor II/factor IX/factor VII/factor X/protein C/protein S, a warfarin reversal agent: $320.3 million 

22. Iopamidol, a contrast agent: $317.1 million

23. Durvalumab, a cancer drug (Imfinzi): $315.4 million 

24. Pegfilgrastim, used to stimulate bone marrow after receiving cancer medications: $303.1 million

25. Bupivacaine, a local anesthetic: $291.6 million 

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