Which Precaution Is Most Important to Tell Parents of Young

Which precaution is most important to tell parents of young children prescribed lamotrigine for epilepsy?

A) "Give this drug to your child at night only to prevent dizziness."
B) "Ensure that your child takes a multiple vitamin daily while he or she is on this drug."
C) "Check your child daily for a rash and call your healthcare provider immediately if one develops."
D) "Weigh your child weekly and be sure to report a weight loss of 2 lb or more to your healthcare provider at your next visit."