Fosphenytoin Interactions
There are 762 drugs known to interact with fosphenytoin, along with 12 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 230 are major, 501 are moderate, and 31 are minor.
- View all 762 medications that may interact with fosphenytoin
- View fosphenytoin alcohol/food interactions (1)
- View fosphenytoin disease interactions (12)
Most frequently checked interactions
View interaction reports for fosphenytoin and the medicines listed below.
- Activated Charcoal (charcoal)
- Activated Charcoal (charcoal)
- Ativan (lorazepam)
- Ativan (lorazepam)
- Carafate (sucralfate)
- Carafate (sucralfate)
- Co-trimoxazole (sulfamethoxazole / trimethoprim)
- Co-trimoxazole (sulfamethoxazole / trimethoprim)
- Colace (docusate)
- Colace (docusate)
- Demerol (meperidine)
- Demerol (meperidine)
- Depakene (valproic acid)
- Depakene (valproic acid)
- Dextrose (glucose)
- Dextrose (glucose)
- Keppra (levetiracetam)
- Keppra (levetiracetam)
- Morphine Sulfate ER (morphine)
- Morphine Sulfate ER (morphine)
- Narcan (naloxone)
- Narcan (naloxone)
- Phenytoin Sodium (phenytoin)
- Phenytoin Sodium (phenytoin)
- Valproate Sodium (valproic acid)
- Valproate Sodium (valproic acid)
- Versed (midazolam)
- Versed (midazolam)
- Vimpat (lacosamide)
- Vimpat (lacosamide)
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
Report options
More about fosphenytoin
- fosphenytoin consumer information
- Compare alternatives
- Pricing & coupons
- Side effects
- Dosage information
- During pregnancy
- Drug class: hydantoin anticonvulsants
- Breastfeeding
- En español
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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Lorazepam
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Clonazepam
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.