Correct Answer: C

Rationale: The nurse should report kava to the provider because chronic use or high doses of kava can lead to liver damage, including severe liver failure. It is crucial for the nurse to be vigilant about any herbal supplement that could potentially worsen the client's liver condition.

Correct Answer: B

Rationale: Diazepam, a CNS depressant, can interact with Fentanyl causing severe sedation when administered concurrently. This is due to the additive central nervous system depressant effects of both medications, which can lead to excessive sedation, respiratory depression, and other serious adverse effects. Therefore, healthcare professionals need to monitor clients closely for signs of excessive sedation or respiratory depression when administering these medications together.

Correct Answer: A

Rationale: The correct instruction is to remove the prior dose before applying a new one to prevent toxicity. Nitroglycerin ointment can cause adverse effects if accumulated doses are not removed. Rubbing the ointment until it's not visible or covering it with gauze may alter absorption. Applying it to the same area each time can lead to skin irritation or desensitization.

Correct Answer: D

Rationale: When educating a client about Buspirone, the nurse should highlight that this medication has a low risk for physical or psychological dependence or tolerance. This information is crucial for the client to understand the safety profile of Buspirone compared to other medications used for anxiety.

Correct Answer: A

Rationale: The correct answer is 'A: Dry cough.' Lisinopril, an ACE inhibitor, commonly causes a persistent dry cough as an adverse effect. If the client experiences this side effect, it is important to notify the healthcare provider for assessment and possible medication adjustment.