Math and Dosage Calculations for Health Care 3rd Edition by James Whaley, Kathryn Booth, Booth Kathryn

Exercise 32

The following medications are ordered for a patient with a gastrostomy tube who cannot swallow and must receive all medications through the tube.
a. Depakote ER 250 mg daily
b. Valium 4 mg qid
c. Meperidine (Demerol ) 50 mg q 6 to 8 h prn for pain
d. Cephalexin 500 mg
On hand: Refer to labels R, S, T, and U. For this exercise Meperidine and Valium tablets are scored.
Are there any medications on the list that cannot be given as ordered?