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Prescription Drug Benefits

Reports

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Drug Development

The cost of bringing a medical product to the U.S. market has been increasing and clinical trials constitute a large portion of these costs. In drug development, the clinical phase lasts an average of around 95 months compared to 31 months for the non-clinical phase and accounts for 69 percent of overall R&D costs (DiMasi, et al., 2016).
ASPE Issue Brief

Medicare Drug Price Negotiation Program: Medicare Prices Negotiated for 2026 Compared to List and U.S. Market Prices

The Inflation Reduction Act (IRA) makes improvements to Medicare to increase accessibility and affordability of prescription drugs for Medicare enrollees, reduce the rate of growth in Medicare drug spending, and improve the financial sustainability of the Medicare program.
ASPE Data Point

Inflation Reduction Act Research Series: Medicare Part D Enrollee Vaccine Use After Elimination of Cost Sharing for Recommended Vaccines in 2023

Effective January 1, 2023, the Inflation Reduction Act (IRA) eliminated cost sharing and deductibles for adult vaccines recommended by the Advisory Committee on Immunization Practices (ACIP) covered under Medicare Part D. In 2023, 10.3 million Medicare Part D enrollees received a recommended vaccine free of charge, which saved enrollees more than $400 million in out-of-pocket costs.
Fact Sheet

Inflation Reduction Act Research Series: Projected Impacts for Women Enrolled in Medicare

The Inflation Reduction Act (IRA) is helping people with Medicare, including nearly 30 million women enrolled in Part D. Our review shows that, in 2020, about 733,000 women enrolled in Part D and B would have benefited from the IRA’s $35 insulin cap and, in 2021, about 2 million women would not have had any out-of-pocket costs for recommended adult vaccines covered by Part D.
ASPE Issue Brief

Generic Drug Utilization and Spending Among Medicare Part D Enrollees in 2022

In 2022, 43.3 million Medicare Part D enrollees (82 percent) filled 1.1 billion prescriptions for generic prescription drugs. While most enrollees filled at least one prescription for $2 or less, most (54 percent) paid more than $2 for at least one generic drug. Over 6 million enrollees filled at least one prescription for over $20.
Fact Sheet

Inflation Reduction Act Research Series: Projected Impacts for Rural Medicare Enrollees

The Inflation Reduction Act (IRA) is helping people with Medicare, including over 8 million Part D enrollees who reside in rural areas. This fact sheet outlines the potential impacts of the IRA’s key drug-related provisions for rural Medicare enrollees.
ASPE Issue Brief

Medicare Enrollees and the Part D Drug Benefit: Improving Financial Protection through the Low-Income Subsidy

The Inflation Reduction Act’s (IRA) expanded financial assistance in Medicare’s Low-Income Subsidy (LIS) Program would have benefited nearly 461,000 Partial LIS enrollees had the provision been in effect in 2020. An additional 2.9 million Part D enrollees who were eligible but not enrolled in LIS would also have benefited from the program.
Fact Sheet

Inflation Reduction Act Research Series: Medicare Part B Inflation Rebates in 2023

The Inflation Reduction Act (IRA) includes provisions to increase accessibility and affordability of prescription drugs for the 65 million Medicare beneficiaries, reduce the rate of growth in Medicare drug spending, and improve the financial sustainability of the Medicare program. These IRA provisions include a rebate on certain Part B and D drug prices if prices rise faster than inflation.
ASPE Issue Brief

Changes in the List Prices of Prescription Drugs, 2017-2023

Drug manufacturers may change the list prices of their drugs at any time after launch. Over the period from January 2022 to January 2023, more than 4,200 drug products had price increases, of which 46 percent were larger than the rate of inflation. The average drug price increase over the course of the period was 15.2 percent, which translates to $590 per drug product.
Fact Sheet

Inflation Reduction Act Research Series: Projected Impacts for Asian, Black, and Latino Medicare Enrollees

The Inflation Reduction Act (IRA) is helping people with Medicare afford their medications, including the 2.1 million Asian, 5.8 million Black, and 5.3 million Latino Part D enrollees. These fact sheets review existing research to present the projected impacts of key IRA Medicare drug-related provisions for these populations.