- factor II
- factor IX
- factor VII
- factor VIII
- factor VIII inhibitor bypassing fraction
- factor X
- factor XIII
- famciclovir
- famotidine
- fampridine
- Feathers
- febuxostat
- febuxostat hemihydrate
- febuxostat magnesium
- felbinac
- felodipine
- fenfluramine
- fenfluramine hydrochloride
- fennel fruit
- fenofibrate
- fentanyl
- fentanyl citrate
- fentanyl hydrochloride
- fenticonazole nitrate
- Ferric carboxymaltose
- ferric derisomaltose
- ferric maltol
- ferrous fumarate
- ferrous gluconate
- ferrous sulfate
- Fescue pollen (Festuca pratensis)
- fesoterodine fumarate
- feverfew herb
- fexofenadine hydrochloride
- fidaxomicin
- fig liquid extract
- filgotinib maleate
- filgrastim
- finasteride
- fingolimod hydrochloride
- flavoxate hydrochloride
- flecainide acetate
- florbetaben (18F)
- florbetapir (18F)
- flucloxacillin magnesium
- flucloxacillin sodium
- flucloxacillin sodium monohydrate
- fluconazole
- flucytosine
- fludarabine phosphate
- fludrocortisone acetate
- fludroxycortide
- flumazenil
- flumetasone pivalate
- fluocinolone acetonide
- fluocinonide
- fluorescein sodium
- fluorometholone
- fluorouracil
- fluorouracil sodium
- fluoxetine hydrochloride
- flupentixol decanoate
- flupentixol dihydrochloride
- fluphenazine decanoate
- flurazepam monohydrochloride
- flurbiprofen
- flurbiprofen sodium
- flutamide
- fluticasone furoate
- fluticasone propionate
- fluvastatin sodium
- fluvoxamine maleate
- folic acid
- folinic acid
- follitropin alfa
- follitropin alpha
- follitropin beta
- follitropin delta
- fondaparinux sodium
- formoterol fumarate dihydrate
- fosamprenavir calcium
- fosaprepitant dimeglumine
- foscarnet
- foscarnet trisodium hexahydrate
- fosfomycin
- fosfomycin trometamol
- fosinopril sodium
- fosphenytoin sodium
- fostamatinib disodium hexahydrate
- Foxtail pollen (Alopecurus pratensis)
- framycetin sulfate
- frangula bark
- fremanezumab
- frovatriptan succinate monohydrate
- fucus dry extract
- fulvestrant
- furosemide
- fusidic acid
- fusidic acid hemihydrate