ATI Oral Medications Dosage Calculation

A nurse is preparing to administer amlodipine 10 mg PO once per day to a client. The amount available is amlodipine 2.5 mg/tablet. How many tablets should the nurse administer? - ANSWER 10 mg / 2.5 mg/tablet = 4 tablets A nurse is preparing to administer potassium chloride 15 mEq PO every 12 hr. Available is potassium chloride liquid 20 mEq/15 mL. How many mL should the nurse administer per dose? - ANSWER 15 mEq x 15 mL/20 mEq = 11.25 = 11 mL A nurse is preparing to administer zolpidem 10 mg PO at bedtime. Available is zolpidem 5 mg tablets. How many tablets should the nurse administer per dose? - ANSWER 10 mg / 5 mg tablets = 2 tablets A nurse is preparing to administer magnesium gluconate 270 mg PO. Available is magnesium gluconate liquid 54 mg/5 mL. How many mL should the nurse administer? - ANSWER 270 mg x 5ml/54 mg = 25 mL A nurse is preparing to administer lamivudine 150 mg PO every 12 hr. Available is lamivudine oral solution 10 mg/mL. How many mL should the nurse administer per dose? - ANSWER 150 mg x 1 ml/10 mg = 15 mL A nurse is preparing to administer ethosuximide 750 mg PO daily. Available is ethosuximide syrup 250 mg/tsp. How many mL should the nurse administer? - ANSWER 750 mg x 1 tsp/250 mg = 3 tsp x 4.928 mL / 1 tsp = 14.78 = 15 mL A nurse is preparing to administer acetaminophen 325 mg PO every 6 hr. Available is acetaminophen oral suspension 160 mg/5 mL. How many mL should the nurse administer per dose? - ANSWER 325 mg x 5 mL/160 mg = 10.15 = 10 mL A nurse is preparing to administer methylprednisolone 4 mg PO daily. Available is methylprednisolone 8 mg tablets. How many tablets should the nurse administer daily? - ANSWER 0.5 table