Exam (elaborations)
ATI Dosage Calculation and Safe Medication Administration 3.0 - Oral Medications Exam – Q/A
ATI Dosage Calculation and Safe Medication Administration 3.0 - Oral Medications Exam – Q/A
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ATI Dosage Calculation and Safe MedicationAdministration 3.0 - Oral Medications Exam – Q/A
A nurse is preparing to administer fluoxetine 35 mg PO daily. Available is
fluoxetine solution 20 mg/5 mL. How many mL should the nurse administer
daily? (Round to the nearest tenth.) - -8.8 mL
Rationale:
1. 20 mg/5 mL = 35 mg/x mL
2. 20x = 175
3. x = 8.75 mL
4. x = 8.8 mL (rounded)
-A nurse is preparing to administer hydromorphone 4 mg PO every 4 hours
PRN for pain. Available is hydromorphone oral liquid 1 mg/1 mL. How many
mL should the nurse administer per dose? - -4 mL
Rationale:
1. 1 mg/1 mL = 4 mg/x mL
2. 1x = 4
3. x = 4 mL
-A nurse is preparing to administer potassium chloride 15 mEq PO every 12
hours. Available is potassium chloride liquid 20 mEq/15 mL. How many mL
should the nurse administer per dose? (Round to the nearest whole number.)
- -11 mL
Rationale:
1. 20 mEq/15 mL = 15 mEq/x mL
2. 20x = 225
3. x = 11.25 mL
4. x = 11 mL (rounded)
-A nurse is preparing to administer quinapril 40 mg PO daily. Available is
quinapril 20 mg tablets. How many tablets should the nurse administer
daily? - -2 tablets
Rationale:
1. 20 mg/1 tablet = 40 mg/x tablets
2. 20x = 40
3. x = 2 tablets
-A nurse is preparing to administer methadone 2.5 mg PO every 8 hours.
Available is methadone 5 mg tablets. How many tablets should the nurse
administer per dose? - -0.5 tablet
, Rationale:
1. 5 mg/1 tablet = 2.5 mg/x tablet
2. 5x = 2.5
3. x = 0.5 tablet
-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? - -25 mL
Rationale:
1. 54 mg/5 mL = 270 mg/x mL
2. 54x = 1,350
3. x = 25 mL
-A nurse is preparing to administer acetaminophen 325 mg PO every 6
hours. Available is acetaminophen oral suspension 160 mg/5 mL. How many
mL should the nurse administer per dose? (Round to the nearest whole
number.) - -10 mL
Rationale:
1. 160 mg/5 mL = 325 mg/x mL
2. 160x = 1,625
3. x = 10.15625 mL
4. x = 10 mL (rounded)
-A nurse is preparing to administer gabapentin 1,800 mg per day divided
into three equal doses. The amount available is gabapentin 300 mg capsules.
How many capsules should the nurse administer per dose? - -2 capsules
Rationale:
1. 1,800 mg/3 doses = 600 mg/dose
2. 300 mg/1 capsule = 600 mg/x capsules
3. 300x = 600
4. x = 2 capsules
-A nurse is preparing to administer ethosuximide 750 mg PO daily. Available
is ethosuximide syrup 250 mg/1 teaspoon . How many mL should the nurse
administer? - -15 mL
Rationale:
1. 250 mg/1 teaspoon = 750 mg/x teaspoons
2. 250x = 750
3. x = 3 teaspoons
4. 1 teaspoon = 5 mL
5. 5 mL/1 teaspoon = x mL/3 teaspoons
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