| SALMETEROL (Salmeterol) | SANDIMMUNE (Cyclosporine) |
| SEROQUEL (Quetiapine) |
SINEMET (Carbidopa-levodopa) |
| SLO-PHYLLIN (Theophylline) |
SOLAQUIN (Hydroquinone) |
| SORBITRATE (Isosorbide dinitrate) |
SPIRIVA (Tiotropium Bromide) |
| SULFASALAZINE (Sulfasalazine) |
SUMYCIN (Tetracycline) |