Research

White Papers

The white papers found here are authoritative reports developed by the research department to offer guidance on optimizing the pharmacy benefit.

Plan Design Check Up (PDF file)
To help understand the impact of benefit design and determine which structure is optimal in driving toward the lowest net cost, Express Scripts researchers evaluated the relationships between plan design, generic fill rate (GFR) and total utilization. The findings are designed as a guide for plan sponsors as they make decisions around the pharmacy benefit.

The Three Simple Rules of Pharmacy Benefit Design (PDF file)
The second in the series provides Express Scripts’ latest research and insights that drive toward lowest net cost by optimizing the framework or benefit design. These are the general rules that clients should consider when setting or changing member copayments.

PDF files require Adobe Acrobat Reader.