| FK-960 | 133920-70-4 | | 0 |
| Firtecan pegol | 946062-05-1 | Anticancer drugs | 0 |
| Fish liver oil | 8009-00-5 | | 0 |
| Fisogatinib | 1707289-21-1 | | 0 |
| Fispemifene | 341524-89-8 | Hormonal Agents | 0 |
| Fitusiran | 1499251-18-1 | | 0 |
| Flavin adenine dinucleotide | 146-14-5 | Enzyme Replacements/modifiers | 0 |
| Flaviolin | 479-05-0 | | 0 |
| Flavone | 525-82-6 | | 0 |
| Flavopiridol | 146426-40-6 | | 0 |
| Fletikumab | 1357158-22-5 | Other substances | 0 |
| Flindokalner | 187523-35-9 | | 0 |
| Flomoxef | 99665-00-6 | Other substances | 0 |
| Florantyrone | 519-95-9 | | 0 |
| Florasulam | 145701-23-1 | | 0 |
| Florbenazine F-18 | 956903-29-0 | | 0 |
| Florbetaben F-18 | 902143-01-5 | Central Nervous System Agents | 0 |
| Florbetapir (18F) | 956103-76-7 | Central Nervous System Agents | 0 |
| Florilglutamic acid F-18 | 1196963-74-2 | Anticancer drugs | 0 |
| Flortaucipir | 1415379-56-4 | Contrast Media | 0 |
| Florzolotau F-18 | 1565797-57-0 | | 0 |
| Flosequinan | 76568-02-0 | Cardiac stimulants | 0 |
| Flotetuzumab | 1664355-28-5 | Other substances | 0 |
| Flotufolastat F-18 | 2639294-14-5 | Cardiac stimulants | 0 |
| Flovagatran | 871576-03-3 | Other substances | 0 |
| Fluanisone | 1480-19-9 | Antipsychotics | 0 |
| Fluasterone | 112859-71-9 | Hormones | 0 |
| Fluazuron | 86811-58-7 | | 0 |
| Flubentylosin | 1809266-03-2 | | 0 |
| Flubrobenguane F18 | 1037359-47-9 | | 0 |
| Fluciclovine | 222727-43-7 | Anticancer drugs | 0 |
| Fluciclovine (18F) | 222727-39-1 | Hormonal Agents | 0 |
| Fluclorolone | 3693-38-7 | Dermatological Agents | 0 |
| Fluclorolone acetonide | 3693-39-8 | | 0 |
| Fludeoxyglucose | 29702-43-0 | | 0 |
| Fludeoxyglucose (18F) | 63503-12-8 | Diagnostic agents | 0 |
| Flufenoxuron | 101463-69-8 | | 0 |
| Flumatinib | 895519-90-1 | Enzyme Replacements/modifiers | 0 |
| Flumecinol | 56430-99-0 | Enzyme Replacements/modifiers | 0 |
| Flumedroxone | 15687-21-5 | Analgesics | 0 |