ATI Pharmacology Proctored Exam 2023

Correct Answer: A

Rationale: The correct answer is Acetylcysteine. Acetylcysteine is the antidote for acetaminophen overdose. It works by replenishing glutathione, which is depleted in cases of acetaminophen overdose, thus preventing liver damage. Pegfilgrastim is a medication used to stimulate white blood cell production, misoprostol is a medication used to prevent gastric ulcers, and naltrexone is used in the management of opioid addiction and alcohol dependence, which are not indicated in the scenario described.

Correct Answer: C

Rationale: A serum potassium level of 5.2 mEq/L indicates hyperkalemia. Spironolactone is a potassium-sparing diuretic that can cause potassium retention. Hyperkalemia is a serious condition that can lead to cardiac dysrhythmias. The healthcare professional should withhold the medication and promptly notify the provider to prevent potential complications.

Correct Answer: D

Rationale: The correct instruction for taking Colesevelam is to take it with food and at least one glass of water to ensure proper absorption and reduce the risk of gastrointestinal side effects.

Correct Answer: B

Rationale: When used for more than 5 days, nasal sympathomimetic medications like phenylephrine can lead to rebound nasal congestion, which is an adverse effect to be assessed in the client.

Correct Answer: C

Rationale: Regular insulin typically exhibits a peak effect approximately 1 to 5 hours after administration. It is important for clients to be aware of this timing to ensure optimal management of their blood glucose levels. Insulin glargine, NPH insulin, and Insulin lispro have different onset and peak times compared to Regular insulin, making them less likely to match the desired peak effect within the specified time frame.