ATI Pharmacology

Correct Answer: A

Rationale: To calculate the volume to administer: (Desired dose / Concentration) = Volume to administer. In this case, (650 mg / 500 mg) x 5 mL = 6.5 mL. Therefore, the nurse should administer 6.5 mL of acetaminophen liquid per dose to provide the prescribed 650 mg of acetaminophen.

Correct Answer: A

Rationale: St. John's wort should be avoided by clients taking Warfarin as it can reduce the medication's effectiveness by interacting with its metabolism. While garlic and ginseng are also known to interact with Warfarin, the specific supplement the nurse should instruct the client to avoid in this scenario is St. John's wort.

Correct Answer: A

Rationale: Clients with heart failure often have sodium restrictions. Sodium phosphate can lead to fluid retention due to sodium absorption, which is harmful for individuals with heart failure. Therefore, it should be avoided in this population to prevent exacerbating fluid overload.

Correct Answer: B

Rationale: The correct instruction for a client with a prescription for Oxycodone/Acetaminophen is to avoid taking additional Acetaminophen while on this medication. Combining medications containing Acetaminophen can lead to exceeding the maximum recommended dose and increase the risk of liver toxicity. Therefore, it is crucial for the nurse to emphasize the importance of not taking extra Acetaminophen while on this prescription to ensure the client's safety and well-being.

Correct Answer: A

Rationale: Nausea is a potential sign of Digoxin toxicity. Other signs include vomiting, visual disturbances, and confusion. These symptoms should be closely monitored by the nurse to detect toxicity early.