| Famciclovir price in United Kingdom | 6 | £53.45 | £9.88 | Compare |
| Famotidine price in United Kingdom | 2 | £1.48 | £0.053 | Compare |
| Febuxostat price in United Kingdom | 2 | £3.04 | £0.13 | Compare |
| Felodipine price in United Kingdom | 3 | £2.90 | £0.13 | Compare |
| Fenofibrate Micronised price in United Kingdom | 4 | £2.51 | £0.090 | — |
| Fentanyl price in United Kingdom | 34 | £6.53 | £5.92 | Compare |
| Feredetate Iron price in United Kingdom | 1 | £14.95 | — | — |
| Ferric Maltol Iron price in United Kingdom | 1 | £47.60 | £0.85 | — |
| Ferrous Fumarate price in United Kingdom | 5 | £1.00 | £0.041 | Compare |
| Ferrous Gluconate price in United Kingdom | 1 | £6.63 | £0.24 | Compare |
| Ferrous Sulfate price in United Kingdom | 3 | £1.01 | £0.036 | Compare |
| Ferrous Sulfate and Folic Acid price in United Kingdom | 1 | £2.64 | — | Compare |
| Fesoterodine price in United Kingdom | 2 | £8.16 | £0.29 | Compare |
| Fexofenadine price in United Kingdom | 3 | £1.17 | £0.039 | Compare |
| Fezolinetant price in United Kingdom | 1 | £44.80 | £1.60 | Compare |
| Fidaxomicin price in United Kingdom | 2 | £1,350 | £67.50 | Compare |
| Filgrastim price in United Kingdom | 2 | £251 | — | Compare |
| Finasteride price in United Kingdom | 1 | £1.00 | £0.036 | Compare |
| Finerenone price in United Kingdom | 2 | £36.68 | £1.31 | Compare |
| Fingolimod price in United Kingdom | 1 | £1,470 | £52.50 | Compare |
| Flavoxate price in United Kingdom | 1 | £11.67 | £0.13 | Compare |
| Flecainide price in United Kingdom | 2 | £2.73 | £0.083 | Compare |
| Flucloxacillin price in United Kingdom | 6 | £1.39 | £0.050 | Compare |
| Fluconazole price in United Kingdom | 5 | £0.78 | £0.78 | Compare |
| Fludrocortisone price in United Kingdom | 3 | £2.47 | £0.082 | Compare |
| Fludroxycortide price in United Kingdom | 2 | £40.33 | — | — |
| Fluocinolone Acetonide price in United Kingdom | 7 | £4.14 | — | Compare |
| Fluocinonide price in United Kingdom | 3 | £3.96 | — | — |
| Fluorometholone price in United Kingdom | 2 | £1.71 | — | Compare |
| Fluorouracil price in United Kingdom | 2 | £28.00 | — | Compare |
| Fluorouracil and Salicylic Acid price in United Kingdom | 1 | £38.30 | — | — |
| Fluoxetine price in United Kingdom | 9 | £0.98 | £0.10 | Compare |
| Flupentixol price in United Kingdom | 7 | £2.88 | £0.081 | Compare |
| Flurbiprofen price in United Kingdom | 4 | £4.52 | £1.07 | Compare |
| Flutamide price in United Kingdom | 1 | £168 | £2.00 | Compare |
| Fluticasone price in United Kingdom | 12 | £4.00 | — | Compare |
| Fluvastatin price in United Kingdom | 3 | £3.45 | £0.12 | Compare |
| Fluvoxamine price in United Kingdom | 2 | £17.10 | £0.57 | Compare |
| Folic Acid price in United Kingdom | 4 | £0.74 | £0.099 | Compare |
| Folinate price in United Kingdom | 2 | £37.85 | £2.86 | Compare |
| Fondaparinux price in United Kingdom | 4 | £62.79 | — | Compare |
| Formoterol price in United Kingdom | 4 | £23.75 | — | Compare |
| Fosfomycin price in United Kingdom | 1 | £5.10 | — | Compare |
| Fosinopril price in United Kingdom | 2 | £2.93 | £0.18 | Compare |
| Frovatriptan price in United Kingdom | 1 | £2.79 | £0.47 | Compare |
| Fulvestrant price in United Kingdom | 1 | £522 | — | Compare |
| Furosemide price in United Kingdom | 9 | £0.64 | £0.023 | Compare |
| Fusidic Acid price in United Kingdom | 4 | £1.92 | — | Compare |
| Fusidic Acid and Hydrocortisone price in United Kingdom | 2 | £6.02 | — | Compare |