The antiepileptic phenytoin has a narrow therapeutic window, nonlinear pharmacokinetics, and can cross the placenta causing apathy and jitteriness in postpartum newborns. Further, the sudden decay of phenytoin concentration can cause withdrawal seizures. This work aimed to assess the brain toxic exposure to phenytoin in newborns after transplacental transfer using neonatal saliva-brain correlations.
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Mo’tasem M. Alsmadi (2024) studied this question.
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