HESI PN Pharmacology Retake Exam: All Questions, Correct Answers & Rationales

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HESI PN PHARMACOLOGY RETAKE EXAM ALL

QUESTIONS AND CORRECT DETAILED ANSWERS WITH

RATIONALES |ALREADY GRADED A+

Cephalexin monohydrate (Keflex) .....ANSWER.....An antibiotic

prescribed for clients with postoperative infections, requiring

assessment for penicillin allergy due to cross-allergy risks.

Cytosine arabinoside (Arc-C) .....ANSWER.....An antimetabolite

used in chemotherapy that can cause stomatitis and mucosal

ulcerations as signs of toxicity.

Acetaminophen (Tylenol) overdose assessment

.....ANSWER.....Most important to assess for pain in the flank

area.

Naproxen dosing frequency .....ANSWER.....Typically prescribed

every 8 hours, with a peak effect occurring in one to two hours.

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Oral metronidazole (Flagyl) instructions .....ANSWER.....The nurse

should instruct the client to increase fluid intake, avoid drinking

alcohol, use condoms until treatment is completed, and ensure all

sexual partners are treated.

Cross-allergy .....ANSWER.....A phenomenon where an allergy to

one drug (e.g., penicillins) may indicate an allergy to another

related drug (e.g., cephalosporins).

Antimetabolite toxicity signs .....ANSWER.....Key signs include

stomatitis and mucosal ulcerations.

Nonsteroidal anti-inflammatory drugs (NSAIDs) response

.....ANSWER.....Individual responses to NSAIDs are variable, and

alternative medications may be indicated if effectiveness is not

achieved.

Hydration before chemotherapy .....ANSWER.....It is important to

hydrate the client with IV fluids before and after the infusion of

cytosine arabinoside.