An infant is prescribed a central nervous system (CNS) drug. The parents are concerned that the child exhibits unusual drowsiness and sedation. The provider explains these effects based on an understanding of which difference in the physiology of infants and adults?

Question

Quizplus · Accepted Answer

The blood-brain barrier in infants is not fully developed, which allows drugs to pass more easily into the central nervous system, potentially causing increased sensitivity to the effects of CNS drugs, such as drowsiness and sedation.

An Infant Is Prescribed a Central Nervous System (CNS) Drug