Phenytoin Tablet

Packing Available

Tablet Presentation

Each Film Coated Tablet Contains:
Phenytoin Sodium IP 100 mg

Phenytoin is the antiepileptic drug. It belongs to the hydantoin group of class.


  • It is used to treat seizures occurring during the neurosurgery
  • It is used in tonic clonic seizures

Mechanism of action

Phenytoin mainly blocks the voltage gated sodium channel which generates the high frequency action potentials of neurons


Absorption- It is orally absorbed
Protein binding– It is about 90% bound to plasma proteins
Metabolism– It is metabolized into the reactive arene oxides intermediate
Excretion- It is excreted unchanged in the urine

Side Effects

  • Headache
  • Nausea
  • Vomiting
  • Constipation
  • Nervousness


  • Contraindicated in people with known hypersensitivity
  • Contraindicated in the Adams stoke syndrome
  • Contraindicated in pregnancy


Store it at room temperature.
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