NR 442 Medication Calculation Practice Exam

1. Question: The client has an order for cephalexin (Keflex) 500 mg orally. The medication available is cephalexin 250 mg/5 mL. How many mL will the nurse administer? ____ mL (If needed, round to the nearest tenth.) 2. Question: The client has an order for methylphenidate (Ritalin) 5 mg orally. The medication available is methylphenidate 5 mg per scored tablet. How many tab will the nurse administer? ___tab (If needed, round to the nearest whole number. 3. Question: The client has an order for risperidone (Risperdal Consta) 37.5 mg IM. The medication available is risperidone 37.5 mg/1 mL. How many mL will the nurse administer for each dose? ____ mL (If needed, round to the nearest whole number) 4. Question: The client has an order for heparin 7000 units IVP. The medication available is heparin 5000 units/1 mL. How many mL will the nurse administer? ___mL (If needed, round to the nearest tenth) 5. Question: The client has an order for amiodarone (Cordarone) to infuse at 0.5 mg/min IV. The fluid available is amiodarone 300 mg/200 mL dextrose 5%. At what rate will the nurse infuse the medication? ____mL/hr (If needed, round to the nearest whole number) 6. Question: The client has an order for penicillin 600 mg IV to infuse over 20 minutes. The medication available is penicillin 600 mg/50 mL NS. At what rate will the nurse set the infusion? ___mL/hr (If needed, round to the nearest whole number) 7. Question: The client has an order for lidocaine to infuse at 3 mg/min IV. The fluid available is lidocaine 1 g/250 mL dextrose 5%. At what rate will the nurse set the infusion? ____mL/ hr (If needed, round to the nearest whole number) 8. Question: The client has an order for Lactated Ringers (LR) 500 mL to infuse over 12 hours. The available tubing delivers 15 gtt/mL. At what rate will the nurse set the infusion? ____gtt/min (If needed, round to the nearest whole number) 9. Question: The healthcare provider ordered heparin 1400 units/hr. The fluid available is heparin 25,000 units/250 mL 9% NS. At what rate will the nurse set the infusion? ___ mL/hr (If needed round to the nearest whole number) 10. Question: The healthcare provider ordered filgrastim (Neupogen) 5 mcg/kg/day. The medication available is filgrastim 300 mcg/1 mL. The client weighs 236 lb. How many mL will the nurse administer? ___ mL (If needed, round to the nearest tenth) 11. Question: The client has an order for glipizide (Glucotrol) 40 mg po. The medication available is glipizide 10 mg/1 tab. How many tab will the nurse administer? ___ tab (If needed, round to the nearest whole number) 12. Question: The healthcare provider ordered diphenhydramine 45 mg IM. The medication available is diphenhydramine 25 mg/mL. How many mL will the nurse administer? ___ mL (If needed, round to the nearest tenth) 13. Question: The healthcare provider ordered dopamine 4 mcg/kg/min. The client weighs 134 lb. The pharmacy delivered dopamine 400 mg in 250 mL ½ NS. At what rate will the nurse set the infusion? ___ mL/hr (If needed, round to the nearest tenth) 14. Question: The healthcare provider ordered cefotaxime 150 mg/kg/day divided into 3 doses. The client weighs 70 lb. How many mg will the nurse administer for each dose? ___ mg (If needed, round to the nearest whole number) 15. Question: The healthcare provider ordered methylprednisolone 0.5 mg/kg IVP. The medication available is methylprednisolone 125 mg/2 mL. The client weighs 114 lb. How many mL will the nurse administer? ___ mL (If needed, round to the nearest tenth) 16. Question: The healthcare provider ordered acetaminophen (Tylenol) 15 mg/kg. The client weighs 46 lb. How many mg will the nurse administer? ___ mg (If needed, round to the nearest tenth) 17. Question: The healthcare provider ordered enoxaparin (Lovenox) 1 mg/kg. The client weighs 124 lb. The pharmacy delivers enoxaparin 40 mg/0.4 mL. How many mL will the nurse administer? ___ mL (If needed, round to the nearest tenth) 18. Question: The healthcare provider ordered isoniazid (INH) 6 mg/kg. The client weighs 66 kg. The medication available is isoniazid 100 mg tab. How many tab will the nurse administer? ___ tab (If needed, round to the nearest whole number) 19. Question: The client has an order for tobramycin 250 mg IV every 8 hours. The client weighs 138 lb. Tobramycin can be safely administered up to 6 mg/kg/day in 3 divided doses. What is the maximum dosage of medication in mg this client can receive per day? ____mg (If needed, round to the whole number) 20. Question: The client has an order for tobramycin 150 mg IV every 8 hours. The client weighs 105 lb. The minimum therapeutic dose for tobramycin is 3 mg/kg/day in 3 divided doses. What is the minimum therapeutic dosage of medication in mg this client can receive per day? ____mg (If needed, round to the whole number)