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Phenytoin

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Encyclopedia of Clinical Neuropsychology

Generic Name

Phenytoin

Brand Name

Dilantin, Dilantin 125, and Phenytek

Class

Anticonvulsants, hydantoins; antidysrhythmics, Ib

Proposed Mechanism(s) of Action

Sodium channel blocker (blocks voltage-gated dependent sodium channels)

Indication

Generalized tonic-clonic and complex partial seizures and prevention of seizures concurrent with or following neurosurgery

Off-Label Use

No common off-label use

Side Effects

Serious

Agranulocytosis, leukopenia, and Stevens-Johnson syndrome

Common

Ataxia, nystagmus, impaired motor coordination, confusion, insomnia, headaches, tremor, dystonia, rash, nausea, vomiting, and liver dysfunction

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References and Readings

  • Physicians’ desk reference (71st ed.) (2017). Montvale: Thomson PDR.

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  • Stahl, S. M. (2007). Essential psychopharmacology: The prescriber’s guide (2nd ed.). New York: Cambridge University Press.

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Correspondence to Efrain Antonio Gonzalez .

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© 2018 Springer International Publishing AG, part of Springer Nature

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Courtney, J.C., Akins, C., Gonzalez, E.A. (2018). Phenytoin. In: Kreutzer, J.S., DeLuca, J., Caplan, B. (eds) Encyclopedia of Clinical Neuropsychology. Springer, Cham. https://doi.org/10.1007/978-3-319-57111-9_1694

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