# Drug Dosage Calculations NCLEX Quiz 17

10 Questions | Total Attempts: 1534

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All questions are shown, but the results will only be given after you’ve finished the quiz. You are given 1 minute per question, a total of 10 minutes in this quiz.

• 1.
A patient is receiving 160 mg of methylprednisolone IM every 12 hours. You have on hand two vials that each contains 125 mg/2 mL. How much will you draw into a syringe?
• A.

1.3 mL

• B.

2.6 mL

• C.

0.8 mL

• D.

1.6 mL

• 2.
You have available lorazepam (Ativan) 0.5 mg tablets. and you need to administer 1 mg PO. How many tablets will you administer?
• A.

1/2 tablet

• B.

1 tablet

• C.

1 1/2 tablets

• D.

2 tablets

• 3.
A patient is instructed to take acetaminophen (Tylenol) liquid (elixir) 650 mg qid. The elixir is 160 mg/5 mL. How many milliliters per dose should the patient take?
• A.

20 mL

• B.

4 mL

• C.

1.2 mL

• D.

0.2 mL

• 4.
The physician writes a “now” order for codeine 45 mg IM for a patient with a vertebral compression fracture. You have on hand codeine 60 mg/2 mL. How many milliliters should you give?
• A.

2.7 mL

• B.

1.3 mL

• C.

0.8 mL

• D.

1.5 mL

• 5.
A patient with heart failure has a daily order for digoxin 0.25 mg PO. Digoxin 0.125 mg tablets are available. How many tablets should you give?
• A.

1/2 tablet

• B.

1 tablet

• C.

2 tablets

• D.

2 1/2 tablets

• 6.
A patient on hemodialysis must maintain careful intake and output. For breakfast he had 1 cup of coffee and 3 oz of milk on his cereal. For lunch he drank 6 oz of lemonade and ate 1 cup of soup. For supper he drank 1 cup of coffee. He took his morning and evening pills with 4 oz of water each time. Has he stayed within his 1000 mL fluid restriction?
• A.

Yes

• B.

No

• C.

Maybe

• D.

He needed more fluid

• 7.
You have on hand hydromorphone (Dilaudid) 4 mg/mL. You need to administer 0.015 mg/kg to a patient who weighs 150 pounds. How many milliliters should you administer?
• A.

1.78 mL

• B.

0.56 mL

• C.

0.26 mL

• D.

0.01 mL

• 8.
You have an order to administer 40 mg of methadone SC for opioid detoxification. You have on hand 30 mg/mL. How much should you draw into the syringe?
• A.

0.3 mL

• B.

1.8 mL

• C.

1.3 mL

• D.

0.8 mL

• 9.
A patient is placed on methadone maintenance therapy of 15 mg/day PO. It is supplied as 10 mg in 5 mL oral solution. How many milliliters should you instruct the patient to take?
• A.

1.5 mL

• B.

3.3 mL

• C.

7.5 mL

• D.

9 mL

• 10.
A homebound patient must take 400.000 units of nystatin PO every 4 hours. to swish in the mouth and then swallow. It is available as 100.000 units/5 mL. The patient has only household measuring spoons. How should the patient be instructed to take the dose?
• A.

1/2 teaspoon

• B.

2 teaspoons

• C.

4 teaspoons

• D.

4 1/2 teaspoons

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