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    Ati lpn mental health level 4 proctored exam
    Calculation

    A nurse is preparing to administer valproic acid 500 mg PO. Available is valproic acid oral solution 250 mg/5 ml. How many mL should the nurse administer? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

    mL

    Explanation & Rationale

    Ordered: 500 mg Available: 250 mg/5 mL Formula: Volume to Administer (mL) = (Dose ordered / Dose available) × Volume available Volume= 500 mg250 mg × 5ml =10 ml Administer 10 mL of valproic acid.10

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