The Parent of a Newborn Reports Using Echinacea for Family

The parent of a newborn reports using echinacea for family members to help treat viral illnesses and feels that it is usually effective. What will the primary care pediatric nurse practitioner tell this parent?

A) That echinacea has no known therapeutic effects and should not be given
B) That the supplement should not be given to children under 2 years of age
C) To give half the recommended adult dose until the child is 5 years old
D) To wait until the infant is at least 1 month old before giving this product