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Ati lpn adult med surg dosage calculation quiz proctored exam ( 20 Questions)
Question 1 of 20 :
A nurse is preparing to administer lithium 300 mg PO every 8 hr. Available is lithium carbonate 150 mg capsules. How many capsules should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 2
Ordered Dose (D) = 300 mg
Available Dose (H) = 150 mg
Quantity (Q) = 1 capsule
Have Method to Calculate the Number of Capsules
Capsules = (Dose Ordered (D) / Dose Available (H)) x Quantity (Q)
= (300 mg / 150 mg) x 1 capsule
= 2 x 1 capsule
= 2 capsules
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