Dosage calculation rn maternal newborn proctored assessment 3.2
Calculation
A nurse is preparing to administer ferrous sulfate 120 mg PO two times each day with meals to a client who is at 12 weeks of gestation and has anemia. Available is ferrous sulfate syrup 90 mg/5 mL. How many mL should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
mL
Explanation & Rationale
Determine the concentration of the available syrup: 90 mg / 5 mL = 18 mg/mL Calculate the required volume: 120 mg / 18 mg/mL = 6.666... mL Round to the nearest tenth: 6.7 mL Therefore, the nurse should administer 6.7 mL per dose.
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