When Prescribing TMP/SMX to Children,the Primary Care NP Should Recall

When prescribing TMP/SMX to children,the primary care NP should recall that:

A) dosing is based on the trimethoprim component of the drug.
B) TMP/SMX should not be prescribed for children younger than 2 years.
C) folic acid supplements must be given to children who take this medication.
D) the medication should be given three or four times per day because of rapid metabolism.