Annals of clinical and laboratory science
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Drug monitoring has recently been extended into the neonatal population largely owing to improvements in analytical techniques. This important area of study represents a wide diversity of patients,-from mature infants to low-birth weight infants owing either to premature birth or intrauterine growth retardation. ⋯ Rational drug administration at this time can be very difficult. Drug monitoring in conjunction with effective therapeutic ranges can be of great assistance to the physician.