| Meridian Illinois Medicaid Clinical | Sebelipase Alfa (Kanuma) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Selpercatinib (Retevmo) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Sipuleucel-T (Provenge) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Solriamfetol (Sunosi) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Sonidegib (Odomzo) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Sorafenib (Nexavar) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Sunitinib (Sutent) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Sutimlimab-jome (Enjaymo) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Taliglucerase Alfa (Elelyso) | 2025-05-01 |
| Meridian Illinois Medicaid Clinical | Tebentafusp-tebn (Kimmtrak) | 2025-05-01 |