| SG3199 | 1595275-71-0 | Other antithrombin | 1 |
| Shepherd's purse herb | | Herbal remedies | 1 |
| Sibutramine Hydrochloride | 84485-00-7 | | 1 |
| Siltuximab | 541502-14-1 | Interleukin inhibitors | 1 |
| Silver Chloride | 7783-90-6 | Antimicrobial agents | 1 |
| Silver Citrate | 126-45-4 | Antimicrobial agents | 1 |
| Silver Copper Zeolite | 130328-19-7 | Antimicrobial agents | 1 |
| Silver Protein Acetyltannate | 9008-42-8 | Antimicrobial agents | 1 |
| Silver Protein Acetyltannate with Borax | 8002-27-5 | Antimicrobial agents | 1 |
| Silver Proteinate | 9008-42-8 | Antimicrobial agents | 1 |
| Silver Sulfate | 10294-26-5 | Antimicrobial agents | 1 |
| Silver Vitellinate | 9015-51-4 | Antimicrobial agents | 1 |
| Silver Zeolite | 130328-18-6 | Antimicrobial agents | 1 |
| Silverweed herb | | Herbal remedies | 1 |
| Simethicone Oil | 8050-81-5 | | 1 |
| Sitagliptin intermediates | 9015-56-9 | | 1 |
| Sitaxentan | 184036-34-8 | Other calcium Channel Blockers | 1 |
| Sodium Alendronate | 121268-17-5 | | 1 |
| Sodium Bisulfite | 7631-90-5 | | 1 |
| Sodium Carboxymethyl Cellulose | 9004-32-4 | | 1 |
| Sodium DNA | 9007-49-2 | Dermatological Agents | 1 |
| Sodium Dextran Sulfate 5000 | 9045-56-9 | | 1 |
| Sodium Hyaluronate (cosmetic grade) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (food grade) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (full spectrum) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (hydrolyzed) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (medical device) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (pharmaceutical) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (sterile) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (zinc hydrolyzed) | 9067-32-7 | | 1 |
| Sodium Hypochlorite | 7681-52-9 | Disinfectants | 1 |
| Sodium Iodide | 7681-82-5 | Iodides | 1 |
| Sodium acid citrate | 144-33-2 | Alkalinizing agents | 1 |
| Sodium arsenite | 7784-46-5 | Electrolytes | 1 |
| Sodium benzoate | 532-23-1 | | 1 |
| Sodium butyrate | 156-54-7 | Antineoplastics | 1 |
| Sodium cholate | 361-09-1 | | 1 |
| Sodium deoxycholate | 302-95-4 | | 1 |
| Sodium dihydrogenphosphate monohydrate | 10049-21-5 | Calcium regulators | 1 |
| Sodium ferric gluconate complex | | Hemostatics | 1 |