Most epeliptic patients undergo treatment with the
anticonvulsive drugs, the most important of which is
phonation. The treatment may last for their life time. So
it should be insured to get the right theraputic dose to
reach and keep the optimal
phenytoin concentration in
the circulating body fluid (١٥ -٢٠ ug/ml). Althought
this patient should be under control in order to avoid
liver damage or the incidence of toxicity of over dose of
phenytoin (as a result of long term treatment
