| Sulfachloropyrazine | | Sulfonamides and trimethoprim | 2 |
| Tafamidis | 594839-88-0 | Indifferent resources | 2 |
| Temocapril | 111902-57-9 | ACE inhibitors | 2 |
| Teniposide | 29767-20-2 | Antineoplastics | 2 |
| Tetrahydro-4H-Pyran-4-One | 29943-42-8 | | 2 |
| Tetrakis(triphenylphosphine)palladium | 202138-50-9 | | 2 |
| Tetramisole | 122628-50-6 | | 2 |
| Thiamphenicol | 15318-45-3 | Other anti-infective agents | 2 |
| Thiopental | 76-75-5 | Intravenous anesthetics | 2 |
| Thiotriazolin Acid | 357172-63-5 | Hypothalamic hormones | 2 |
| Tiamuline | 55297-95-5 | Antibacterials | 2 |
| Titanium Oxide | 13463-67-7 | | 2 |
| Titanium dioxide | | Indifferent resources | 2 |
| Tolazamide | 1156-19-0 | Sulfonylureas | 2 |
| Toltrazuril | 69004-03-1 | | 2 |
| Trabectedin | 114899-77-3 | Oncolytics | 2 |
| Tragacanth | 9000-65-1 | Excipients | 2 |
| Tranilast | 53902-12-8 | Immunosuppressants | 2 |
| Triazolam | 28911-01-5 | Benzodiazepine agonists | 2 |
| Trichloroacetic acid | 76-03-9 | Dermatics | 2 |
| Trimethobenzamide | 138-56-7 | Antiemetics | 2 |
| Triptolide | 132539-07-2 | | 2 |
| Tyloxapol | 25301-02-4 | Surfactants | 2 |
| Tyramine | 51-67-2 | Adrenergic agents | 2 |
| Udenafil | 268203-93-6 | Phosphodiesterase-5 inhibitors | 2 |
| Umeclidinium | 869185-19-3 | Anticholinergics/Parasympathemimetics | 2 |
| Urolithin A | 68786-66-3 | | 2 |
| VB1 HCL | 59-43-8 | | 2 |
| Valerian tincture | | Herbal remedies | 2 |
| Valganciclovir Hydrochloride | 175865-59-5 | | 2 |
| Valnemulin | 101312-92-9 | | 2 |
| Valpromide | | Antipsychotics | 2 |
| Varenicline Tartrate | 375815-87-5 | | 2 |
| Veliparib | 912444-00-9 | Protein kinase inhibitors | 2 |
| Vidarabine | 24356-66-9 | Nucleoside and nucleotide analogs | 2 |
| Vismodegib | 879085-55-9 | | 2 |
| Voclosporin | 222716-86-1 | Calcineurin inhibitors | 2 |
| Wheat Germ Extract Spermidine | 960203-27-4 | | 2 |
| Wool alcohols ointment | | Dermatics | 2 |
| Yellow gentian root | | Herbal remedies | 2 |