| Name | Aliases |
|---|---|
| Sular (Nisoldipine) | |
| Sulconazole Nitrate (Exelderm) | |
| Sulcrate Suspension Plus (Sucralfate) | Carafate Suspension |
| Sulfacetamide Sodium (Klaron) | |
| Sulfacetamide Sodium / Prednisolone Acetate (Blephamide) | |
| Sulfacetamide Sodium / Sulfur (Plexion Cleanser) | |
| Sulfacetamide Sodium / Sulfur (Plexion Cream) | |
| Sulfamethoxazole / Trimethoprim (Trimethoprim / Sulfamethoxazole) | Bactrim, Bactrim DS, Septrin |
| Sulfamethoxazole / Trimethoprim (Bactrim Suspension) | |
| Sulfasalazine (Azulfidine) | Salazopyrin |
| Sulfasalazine (Azulfidine EN-Tabs) | Salazopyrin EN |
| Sulfinpyrazone (Anturane) | |
| Sulindac (Clinoril) | |
| Sumatriptan (Tosymra) | |
| Sumatriptan (Sumatriptan Hemisulfate) (Imitrex Nasal Spray) | Imigran Nasal Spray |
| Sumatriptan Succinate (Imitrex) | Imigran |
| Sumatriptan Succinate (Imitrex Injection) | Imigran Subject |
| Sumatriptan Succinate (Sumavel Dosepro) | |
| Sumatriptan Succinate / Naproxen Sodium (Treximet) | Suvexx, Naproxen Sodium / Sumatriptan Succinate |
| Sumavel Dosepro (Sumatriptan Succinate) |
