Pediatric Drugs: Medicare Part D Spending

• 98medicines with Part D spending (calendar year 2024)

Each number has its full source under its own list below.

1. 1Levothyroxine Sodium*Levothyroxine Sodium · $0.17 per unit$464.2 million
2. 2SynthroidLevothyroxine Sodium · $0.99 per unit$348.1 million
3. 3Duloxetine HClDuloxetine HCl · $0.35 per unit$308.8 million
4. 4LisinoprilLisinopril · $0.09 per unit$252.9 million
5. 5LokelmaSodium Zirconium Cyclosilicate · $26.66 per unit$239 million
6. 6XywavSodium,Calcium,Mag,Pot Oxybate · $37.03 per unit$210.5 million
7. 7Metformin HClMetformin HCl · $0.06 per unit$188.1 million
8. 8Famotidine*Famotidine · $0.16 per unit$179 million
9. 9Imatinib MesylateImatinib Mesylate · $33.39 per unit$156.9 million
10. 10DaptomycinDaptomycin · $50.13 per unit$120.7 million
11. 11Furosemide*Furosemide · $0.08 per unit$118.9 million
12. 12Metformin HCl ERMetformin HCl · $0.06 per unit$101.5 million
13. 13Baclofen*Baclofen · $0.19 per unit$88.4 million
14. 14Azelastine HCl*Azelastine HCl · $1.07 per unit$86.1 million
15. 15Metformin ER GastricMetformin HCl · $12.37 per unit$85.9 million

Source: Centers for Medicare & Medicaid Services, Medicare Part D Spending by Drug, calendar year 2024. Retrieved 12 Nov 2026.

• Deaths under age 5

• Neonatal
• Mental health
• Eye health
• Infectious diseases
• Obesity
• Anemia
• Respiratory
• Cardiovascular
• HIV
• Brain and nerves