| Technetium Tc-99m | 14133-76-7 | | 0 |
| Technetium Tc-99m ciprofloxacin | 374107-43-4 | Anti-infective Agents | 0 |
| Technetium Tc-99m etidronate | 63347-65-9 | Diagnostic agents | 0 |
| Technetium Tc-99m exametazime | 99944-78-2 | Central Nervous System Agents | 0 |
| Technetium Tc-99m mebrofenin | 1415247-71-0 | Other substances | 0 |
| Technetium Tc-99m pertechnetate | 23288-61-1 | Diagnostic agents | 0 |
| Teclistamab | 2119595-80-9 | Other substances | 0 |
| Teclozan | 5560-78-1 | Antiparasitics | 0 |
| Tecovirimat | 869572-92-9 | Anti-infective Agents | 0 |
| Tedatioxetine | 508233-95-2 | | 0 |
| Tedisamil | 90961-53-8 | Anti-anginal agents | 0 |
| Tedizolid | 856866-72-3 | Anti-infective Agents | 0 |
| Tefibazumab | 521079-87-8 | Other substances | 0 |
| Tefidsogene civaparvovec | 2143580-10-1 | | 0 |
| Tefinostat | 914382-60-8 | Anticancer drugs | 0 |
| Tegafur-uracil | 74578-38-4 | Anticancer drugs | 0 |
| Tegaserod | 145158-71-0 | | 0 |
| Tegavivint | 1227637-23-1 | | 0 |
| Tegobuvir | 1000787-75-6 | | 0 |
| Tegoprazan | 942195-55-3 | Gastrointestinal Agents | 0 |
| Telacebec | 1334719-95-7 | | 0 |
| Telaglenastat | 1439399-58-2 | | 0 |
| Telatinib | 332012-40-5 | Anticancer drugs | 0 |
| Telazorlimab | 2126777-87-3 | Other substances | 0 |
| Telbermin | 205887-54-3 | Other substances | 0 |
| Telcagepant | 781649-09-0 | Other substances | 0 |
| Telinavir | 143224-34-4 | Other substances | 0 |
| Telisotuzumab | 1781223-80-0 | Other substances | 0 |
| Telisotuzumab vedotin | 1714088-51-3 | Other substances | 0 |
| Telitacicept | 2136630-26-5 | Other substances | 0 |
| Telotristat | 1033805-28-5 | Other substances | 0 |
| Telotristat ethyl | 1033805-22-9 | Enzyme Replacements/modifiers | 0 |
| Temafloxacin | 108319-06-8 | | 0 |
| Temazepam acetate | 18818-64-9 | Other substances | 0 |
| Temefos | 3383-96-8 | Insecticides | 0 |
| Temelimab | 1393641-34-3 | Other substances | 0 |
| Temocillin | 66148-78-5 | Other substances | 0 |
| Temoporfin | 122341-38-2 | Anticancer drugs | 0 |
| Tempol | 2226-96-2 | Antioxidants | 0 |
| Temsavir | 701213-36-7 | Anti-HIV | 0 |