Fosphenytoin Drug Interactions
Currently displaying 231 drugs known to have a major interaction with fosphenytoin.
- 231 major drug interactions
- 501 moderate drug interactions
- 33 minor drug interactions
Major interactions with fosphenytoin
Note: Showing generic names only.
- abemaciclib
- abiraterone
- abrocitinib
- acalabrutinib
- adagrasib
- alpelisib
- amiodarone
- amlodipine
- apixaban
- apremilast
- aripiprazole
- asciminib
- atogepant
- atrasentan
- avacopan
- avapritinib
- avatrombopag
- axitinib
- bedaquiline
- belumosudil
- bepridil
- boceprevir
- bortezomib
- bosutinib
- brexanolone
- brexpiprazole
- brigatinib
- buprenorphine
- buspirone
- butorphanol
- cabazitaxel
- cabotegravir
- cabozantinib
- capivasertib
- capmatinib
- cariprazine
- caspofungin
- cenobamate
- ceritinib
- cimetidine
- cobicistat
- cobimetinib
- copanlisib
- crizotinib
- dabigatran
- daclatasvir
- darolutamide
- darunavir
- dasatinib
- deflazacort
- delavirdine
- diltiazem
- dolutegravir
- doravirine
- dronedarone
- drospirenone
- duvelisib
- edoxaban
- elacestrant
- eliglustat
- elvitegravir
- encorafenib
- entrectinib
- eravacycline
- erdafitinib
- erlotinib
- esketamine
- ethinyl estradiol
- etonogestrel
- etravirine
- everolimus
- fedratinib
- fentanyl
- fexinidazole
- finerenone
- flibanserin
- fluconazole
- fostamatinib
- fostemsavir
- fruquintinib
- ibrexafungerp
- ibrutinib
- idelalisib
- imatinib
- infigratinib
- irinotecan
- irinotecan liposomal
- isavuconazonium
- isradipine
- istradefylline
- ivabradine
- ivacaftor
- ivosidenib
- ixabepilone
- ixazomib
- lamotrigine
- lapatinib
- larotrectinib
- lazertinib
- lefamulin
- leflunomide
- lemborexant
- lenacapavir
- leniolisib
- levamlodipine
- levoketoconazole
- levomethadyl acetate
- levonorgestrel
- lomitapide
- lonafarnib
- lorlatinib
- lumateperone
- lurasidone
- lurbinectedin
- macitentan
- maraviroc
- maribavir
- mavacamten
- mavorixafor
- mefloquine
- methadone
- mibefradil
- midostaurin
- mipomersen
- mitapivat
- mobocertinib
- naldemedine
- naloxegol
- neratinib
- nicardipine
- nifedipine
- nilotinib
- nimodipine
- nintedanib
- nirogacestat
- norethindrone
- norgestrel
- pacritinib
- palbociclib
- palovarotene
- panobinostat
- pemigatinib
- pexidartinib
- pirtobrutinib
- pitolisant
- ponatinib
- posaconazole
- pralsetinib
- praziquantel
- pretomanid
- propoxyphene
- ranolazine
- relugolix
- repotrectinib
- revumenib
- ribociclib
- rilpivirine
- rimegepant
- ripretinib
- risperidone
- rivaroxaban
- rolapitant
- sacituzumab govitecan
- selpercatinib
- selumetinib
- sildenafil
- simeprevir
- siponimod
- sirolimus
- sirolimus protein-bound
- sodium oxybate
- sofosbuvir
- sonidegib
- sorafenib
- sotorasib
- sparsentan
- stiripentol
- sunitinib
- suvorexant
- suzetrigine
- tacrolimus
- tamoxifen
- tasimelteon
- tazemetostat
- telaprevir
- telithromycin
- temsirolimus
- tenofovir alafenamide
- tenofovir disoproxil
- tepotinib
- teriflunomide
- ticagrelor
- tivozanib
- tofacitinib
- tolvaptan
- toremifene
- trabectedin
- tretinoin
- trimethoprim
- tucatinib
- valbenazine
- vemurafenib
- venetoclax
- verapamil
- voclosporin
- vonoprazan
- vorapaxar
- voriconazole
- voxelotor
Fosphenytoin alcohol/food interactions
There is 1 alcohol/food interaction with fosphenytoin.
Fosphenytoin disease interactions
There are 12 disease interactions with fosphenytoin which include:
- blood dyscrasias
- liver disease
- porphyria
- renal dysfunction
- cardiotoxicity
- suicidal tendency
- renal dysfunction
- hyperglycemia
- megaloblastic anemia
- osteomalacia
- alcoholism
- thyroid function tests
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More about fosphenytoin
- fosphenytoin consumer information
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- During pregnancy
- Drug class: hydantoin anticonvulsants
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Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.