ATI Pharmacology Proctored Exam Prep
Document 2026/2027 | Medication Therapy,
Clinical Judgment & Safe Drug Administration
60 Verified Questions with Detailed Rationales
This comprehensive pharmacology assessment document reflects the full scope of medication therapy
knowledge expected of graduating nursing students preparing for the ATI Pharmacology Proctored
Examination during the 2026–2027 academic cycle. The content is organized around the foundational
pillars of safe medication administration: pharmacokinetic principles, pharmacodynamic actions, dosage
calculation proficiency, and the clinical reasoning required to anticipate adverse effects, recognize drug
interactions, and prioritize nursing interventions across diverse patient populations.
Each of the 60 multiple-choice questions has been developed with attention to the national nursing
education standards that guide pharmacotherapy decision-making in both acute and community-based
settings. The document integrates core drug classifications—including antibiotics, cardiovascular agents,
anticoagulants, insulins and hypoglycemics, opioids, psychotropic medications, diuretics, and respiratory
therapies—within realistic patient scenarios that reflect contemporary practice environments. Emphasis
is placed on the nurse's role in medication reconciliation, patient education, monitoring therapeutic and
subtherapeutic responses, and identifying subtle clinical changes that signal the need for dosage
adjustments or emergency intervention.
The cognitive framework of the assessment balances foundational recall with higher-order application
and analytical reasoning, ensuring that learners engage with material at levels consistent with clinical
competency expectations. Special attention has been given to high-alert medications, look-alike/sound-
alike drug pairs, and the legal-ethical responsibilities inherent in the medication administration process.
Rationales are provided in a straightforward, instructional tone that mirrors how clinical faculty would
explain correct answers during post-clinical conferences, reinforcing both the "what" and the "why" of
safe pharmacotherapeutic practice.
Section 1: Foundations of Safe Drug Administration — Questions 1–15
Q1: A nurse is preparing to administer digoxin to a patient. Before giving the medication, which
assessment is the priority?
,A. Check the patient's blood glucose level
B. Assess the apical pulse for 1 full minute and hold the dose if below 60 bpm [CORRECT]
C. Measure the patient's respiratory rate
D. Check the patient's blood pressure in both arms
Correct Answer: B
Rationale: The best answer is B. This choice is correct because digoxin is a cardiac glycoside that slows
the heart rate and can cause bradycardia or heart block. The standard safety protocol is to check the
apical pulse for a full minute before each dose and hold the medication if the pulse is below 60 bpm (or
above 100 bpm in some protocols), then notify the provider. This simple check prevents serious adverse
cardiac events.
Q2: A patient is prescribed amoxicillin 500 mg PO every 8 hours. The pharmacy sends amoxicillin 250 mg
capsules. How many capsules should the nurse administer per dose?
A. 1 capsule
B. 2 capsules [CORRECT]
C. 3 capsules
D. 4 capsules
Correct Answer: B
Rationale: The best answer is B. This choice is correct because the calculation is straightforward: desired
dose (500 mg) divided by dose on hand (250 mg) equals 2 capsules. The nurse should always double-
check calculations and verify with another nurse when required by institutional policy, especially for
high-alert medications or when the math seems unusually simple—errors can happen on easy problems
too.
Q3: The nurse is reviewing a medication order that reads "furosemide 40 mg IV push now." Which
nursing action is most appropriate?
A. Administer the medication slowly over 2 minutes and monitor blood pressure and urine output
[CORRECT]
B. Mix the medication in 100 mL normal saline and infuse over 30 minutes
C. Administer the medication as a rapid IV push over 15 seconds
D. Dilute the medication in D5W and infuse over 1 hour
Correct Answer: A
Rationale: The best answer is A. This choice is correct because furosemide is a loop diuretic that can
cause hypotension and ototoxicity if given too rapidly. The standard rate for IV push furosemide is 20 mg
, per minute or slower, so 40 mg should be given over at least 2 minutes. The nurse must monitor blood
pressure for hypotension and assess urine output to evaluate effectiveness. Mixing in large volumes or
giving too quickly increases the risk of adverse effects.
Q4: A patient is receiving heparin via continuous IV infusion. The nurse monitors the activated partial
thromboplastin time (aPTT) and notes it is 95 seconds. The therapeutic range is 60–80 seconds. Which
action is most appropriate?
A. Continue the current infusion rate
B. Hold the infusion, notify the provider, and prepare to reduce the rate [CORRECT]
C. Increase the infusion rate to achieve a higher aPTT
D. Administer protamine sulfate immediately
Correct Answer: B
Rationale: The best answer is B. This choice is correct because an aPTT of 95 seconds is above the
therapeutic range, indicating excessive anticoagulation that increases bleeding risk. The nurse should
hold the infusion, notify the provider, and prepare to resume at a reduced rate once the aPTT returns to
therapeutic range. Protamine sulfate is reserved for life-threatening bleeding or heparin overdose, not
for mild supratherapeutic levels.
Q5: A nurse is teaching a patient about a new prescription for warfarin. Which instruction is most
important for the nurse to include?
A. "You can eat as many green leafy vegetables as you want."
B. "You will need regular blood tests to check your INR, and you should maintain a consistent intake of
vitamin K foods." [CORRECT]
C. "You can stop taking the medication once you feel better."
D. "It is safe to take aspirin or ibuprofen for pain while on warfarin."
Correct Answer: B
Rationale: The best answer is B. This choice is correct because warfarin's anticoagulant effect is
antagonized by vitamin K, which is found in green leafy vegetables. Patients do not need to avoid these
foods entirely, but they must maintain a consistent intake so the warfarin dose can be adjusted
accordingly. Regular INR monitoring is essential, and NSAIDs like aspirin or ibuprofen increase bleeding
risk and are generally contraindicated.
Q6: A patient is prescribed insulin glargine 20 units subcutaneously at bedtime. The nurse knows that
insulin glargine is:
Document 2026/2027 | Medication Therapy,
Clinical Judgment & Safe Drug Administration
60 Verified Questions with Detailed Rationales
This comprehensive pharmacology assessment document reflects the full scope of medication therapy
knowledge expected of graduating nursing students preparing for the ATI Pharmacology Proctored
Examination during the 2026–2027 academic cycle. The content is organized around the foundational
pillars of safe medication administration: pharmacokinetic principles, pharmacodynamic actions, dosage
calculation proficiency, and the clinical reasoning required to anticipate adverse effects, recognize drug
interactions, and prioritize nursing interventions across diverse patient populations.
Each of the 60 multiple-choice questions has been developed with attention to the national nursing
education standards that guide pharmacotherapy decision-making in both acute and community-based
settings. The document integrates core drug classifications—including antibiotics, cardiovascular agents,
anticoagulants, insulins and hypoglycemics, opioids, psychotropic medications, diuretics, and respiratory
therapies—within realistic patient scenarios that reflect contemporary practice environments. Emphasis
is placed on the nurse's role in medication reconciliation, patient education, monitoring therapeutic and
subtherapeutic responses, and identifying subtle clinical changes that signal the need for dosage
adjustments or emergency intervention.
The cognitive framework of the assessment balances foundational recall with higher-order application
and analytical reasoning, ensuring that learners engage with material at levels consistent with clinical
competency expectations. Special attention has been given to high-alert medications, look-alike/sound-
alike drug pairs, and the legal-ethical responsibilities inherent in the medication administration process.
Rationales are provided in a straightforward, instructional tone that mirrors how clinical faculty would
explain correct answers during post-clinical conferences, reinforcing both the "what" and the "why" of
safe pharmacotherapeutic practice.
Section 1: Foundations of Safe Drug Administration — Questions 1–15
Q1: A nurse is preparing to administer digoxin to a patient. Before giving the medication, which
assessment is the priority?
,A. Check the patient's blood glucose level
B. Assess the apical pulse for 1 full minute and hold the dose if below 60 bpm [CORRECT]
C. Measure the patient's respiratory rate
D. Check the patient's blood pressure in both arms
Correct Answer: B
Rationale: The best answer is B. This choice is correct because digoxin is a cardiac glycoside that slows
the heart rate and can cause bradycardia or heart block. The standard safety protocol is to check the
apical pulse for a full minute before each dose and hold the medication if the pulse is below 60 bpm (or
above 100 bpm in some protocols), then notify the provider. This simple check prevents serious adverse
cardiac events.
Q2: A patient is prescribed amoxicillin 500 mg PO every 8 hours. The pharmacy sends amoxicillin 250 mg
capsules. How many capsules should the nurse administer per dose?
A. 1 capsule
B. 2 capsules [CORRECT]
C. 3 capsules
D. 4 capsules
Correct Answer: B
Rationale: The best answer is B. This choice is correct because the calculation is straightforward: desired
dose (500 mg) divided by dose on hand (250 mg) equals 2 capsules. The nurse should always double-
check calculations and verify with another nurse when required by institutional policy, especially for
high-alert medications or when the math seems unusually simple—errors can happen on easy problems
too.
Q3: The nurse is reviewing a medication order that reads "furosemide 40 mg IV push now." Which
nursing action is most appropriate?
A. Administer the medication slowly over 2 minutes and monitor blood pressure and urine output
[CORRECT]
B. Mix the medication in 100 mL normal saline and infuse over 30 minutes
C. Administer the medication as a rapid IV push over 15 seconds
D. Dilute the medication in D5W and infuse over 1 hour
Correct Answer: A
Rationale: The best answer is A. This choice is correct because furosemide is a loop diuretic that can
cause hypotension and ototoxicity if given too rapidly. The standard rate for IV push furosemide is 20 mg
, per minute or slower, so 40 mg should be given over at least 2 minutes. The nurse must monitor blood
pressure for hypotension and assess urine output to evaluate effectiveness. Mixing in large volumes or
giving too quickly increases the risk of adverse effects.
Q4: A patient is receiving heparin via continuous IV infusion. The nurse monitors the activated partial
thromboplastin time (aPTT) and notes it is 95 seconds. The therapeutic range is 60–80 seconds. Which
action is most appropriate?
A. Continue the current infusion rate
B. Hold the infusion, notify the provider, and prepare to reduce the rate [CORRECT]
C. Increase the infusion rate to achieve a higher aPTT
D. Administer protamine sulfate immediately
Correct Answer: B
Rationale: The best answer is B. This choice is correct because an aPTT of 95 seconds is above the
therapeutic range, indicating excessive anticoagulation that increases bleeding risk. The nurse should
hold the infusion, notify the provider, and prepare to resume at a reduced rate once the aPTT returns to
therapeutic range. Protamine sulfate is reserved for life-threatening bleeding or heparin overdose, not
for mild supratherapeutic levels.
Q5: A nurse is teaching a patient about a new prescription for warfarin. Which instruction is most
important for the nurse to include?
A. "You can eat as many green leafy vegetables as you want."
B. "You will need regular blood tests to check your INR, and you should maintain a consistent intake of
vitamin K foods." [CORRECT]
C. "You can stop taking the medication once you feel better."
D. "It is safe to take aspirin or ibuprofen for pain while on warfarin."
Correct Answer: B
Rationale: The best answer is B. This choice is correct because warfarin's anticoagulant effect is
antagonized by vitamin K, which is found in green leafy vegetables. Patients do not need to avoid these
foods entirely, but they must maintain a consistent intake so the warfarin dose can be adjusted
accordingly. Regular INR monitoring is essential, and NSAIDs like aspirin or ibuprofen increase bleeding
risk and are generally contraindicated.
Q6: A patient is prescribed insulin glargine 20 units subcutaneously at bedtime. The nurse knows that
insulin glargine is:
