Parents Ask the Nurse Why an Over-The-Counter Cough Suppressant with Sedative

Parents ask the nurse why an over-the-counter cough suppressant with sedative side effects is not recommended for infants. Which response by the nurse is correct?

A) "Babies have a more rapid gastric emptying time and don't absorb drugs well."
B) "Cough medicine tastes bad, and infants usually won't take it."
C) "Infants are more susceptible to central nervous system effects than are adults."
D) "Infants metabolize drugs too rapidly, so drugs aren't as effective."