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CVS HealthIntegrated payer, PBM, and retail pharmacy (Aetna, Caremark, about 9,000 stores). Caremark holds the strongest single lever over US GLP-1 access: it made Wegovy the preferred weight-management drug from July 2025 and removed Zepbound, then added Zepbound back at the same tier effective October 1, 2026.
All metrics are vertically resized to show how they've changed over time. They're not on the same Y-axis. This chart is meant to compare trends, not values.
Values normalized to 0-100 scale for comparison. Hover for actual values.