| Meridian Illinois Medicaid Clinical | Nivolumab and Relatlimab-rmbw (Opdualag) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Obeticholic Acid (Ocaliva) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Olanzapine/Samidorphan (Lybalvi) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Omadacycline (Nuzyra) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Osilodrostat (Isturisa) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Paricalcitol Injection (Zemplar) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Patiromer (Veltassa) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Peanut Allergen Powder-dnfp (Palforzia) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Pegcetacoplan (Empaveli, Syfovre) | 2025-08-01 |
| Meridian Illinois Medicaid Clinical | Peginterferon Alfa-2a (Pegasys) | 2025-08-01 |