LPN Pharmacological Therapies 2

Question 1

A patient is prescribed warfarin. Which food should the nurse instruct the patient to keep consistent in their diet rather than avoid completely?

Accepted Answer

Vitamin K-rich foods like spinach

Answer

Grapefruit juice

Answer

Dairy products

Answer

High-fiber foods

Question 2

Which medication requires the nurse to assess the patient's blood pressure both before and after administration?

Accepted Answer

Hydralazine

Answer

Metformin

Answer

Metronidazole

Answer

Azithromycin

Question 3

A patient taking lithium reports nausea, tremors, and confusion. What is the nurse's priority action?

Accepted Answer

Hold the dose and notify the provider immediately

Answer

Give the next dose as scheduled

Answer

Administer an antiemetic

Answer

Encourage fluid intake and recheck in one hour

Question 4

Which route of administration provides the fastest drug onset of action in an emergency?

Accepted Answer

Intravenous

Answer

Oral

Answer

Subcutaneous

Answer

Intramuscular

Question 5

A patient on clopidogrel (Plavix) is scheduled for elective surgery. What should the nurse communicate to the surgical team?

Accepted Answer

The medication should typically be stopped 5-7 days before surgery

Answer

The patient may need anticoagulation reversal with vitamin K

Answer

The drug can be safely continued through surgery

Answer

The patient needs a platelet transfusion preoperatively

Question 6

The nurse is administering a Z-track injection. What is the primary purpose of this technique?

Accepted Answer

To prevent medication from leaking back into subcutaneous tissue

Answer

To reduce pain at the injection site

Answer

To increase absorption rate

Answer

To avoid hitting a nerve

Question 7

Which assessment finding would cause the nurse to hold a dose of digoxin?

Accepted Answer

Heart rate of 54 beats per minute

Answer

Blood pressure of 130/80 mmHg

Answer

Respiratory rate of 16 breaths per minute

Answer

Temperature of 37.2°C