ATI RN Pharmacology 2023
Proctored Exam NGN | 70
Questions & Verified Answers
| 2026 Latest A+ Version
,
,
, Cardiovascular & Anticoagulant Medications
.
11. Which patient statement indicates a need for further teaching about penicillin
allergy?
• A. "I should wear a medical alert bracelet."
• B. "I can take cephalexin since it's in a different drug class."
• C. "I will tell every provider about my allergy."
• D. "A rash means I am allergic."
Correct Answer: B
Rationale: Cross-sensitivity exists between penicillins and cephalosporins (about 10%).
Patients with penicillin allergy should avoid cephalosporins unless skin testing is
negative.
12. A nurse is teaching a patient about isoniazid for latent tuberculosis. Which
vitamin deficiency should be prevented with supplementation?
• A. Vitamin A
• B. Vitamin B6 (pyridoxine)
• C. Vitamin C
• D. Vitamin D
Correct Answer: B
Rationale: INH can cause peripheral neuropathy due to pyridoxine (B6) depletion.
Supplementation prevents numbness and tingling.
13. A patient is prescribed vancomycin IV. Which adverse effect requires immediate
discontinuation of the infusion?
Proctored Exam NGN | 70
Questions & Verified Answers
| 2026 Latest A+ Version
,
,
, Cardiovascular & Anticoagulant Medications
.
11. Which patient statement indicates a need for further teaching about penicillin
allergy?
• A. "I should wear a medical alert bracelet."
• B. "I can take cephalexin since it's in a different drug class."
• C. "I will tell every provider about my allergy."
• D. "A rash means I am allergic."
Correct Answer: B
Rationale: Cross-sensitivity exists between penicillins and cephalosporins (about 10%).
Patients with penicillin allergy should avoid cephalosporins unless skin testing is
negative.
12. A nurse is teaching a patient about isoniazid for latent tuberculosis. Which
vitamin deficiency should be prevented with supplementation?
• A. Vitamin A
• B. Vitamin B6 (pyridoxine)
• C. Vitamin C
• D. Vitamin D
Correct Answer: B
Rationale: INH can cause peripheral neuropathy due to pyridoxine (B6) depletion.
Supplementation prevents numbness and tingling.
13. A patient is prescribed vancomycin IV. Which adverse effect requires immediate
discontinuation of the infusion?
