| Meridian Illinois Medicaid Clinical | Ramucirumab (Cyramza) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Ranibizumab (Byooviz, Cimerli, Lucentis, Nufymco, | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Reslizumab (Cinqair) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Riociguat (Adempas) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Risedronate (Actonel, Atelvia) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Rituximab (Rituxan), Rituximab-arrx (Riabni), | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Romiplostim (Nplate) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Romosozumab-aqqg (Evenity) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Ropeginterferon Alfa-2b-njft (BESREMi) | 2026-02-01 |
| Meridian Illinois Medicaid Clinical | Rucaparib (Rubraca) | 2026-02-01 |