Correct Answer: A

Rationale: The correct potential side effect of escitalopram is drowsiness. Escitalopram is known to cause sedation, so clients should be advised to avoid activities that require mental alertness, such as driving, until they know how the medication affects them. Dry mouth, nausea, and headache are also common side effects of various medications but are not specifically associated with escitalopram.

Correct Answer: A

Rationale: The correct instruction for administering alendronate is to take the medication with a full glass of water before breakfast. This timing is crucial to ensure proper absorption in the body and reduce the risk of esophageal irritation. Taking it immediately after a meal or lying down for 30 minutes after may affect absorption and increase the risk of adverse effects. It should not be crushed or mixed with food to maintain its effectiveness.

Correct Answer: A

Rationale: The correct potential side effect of escitalopram is drowsiness. Escitalopram is known to cause sedation, so clients should be advised to avoid activities that require mental alertness, such as driving, until they know how the medication affects them. Dry mouth, nausea, and headache are also common side effects of various medications but are not specifically associated with escitalopram.

Correct Answer: B

Rationale: When a client is taking haloperidol, a therapeutic response involves a decrease in symptoms such as paranoia, hallucinations, delusions, and emotional excitement. These improvements indicate that the medication is effectively managing the client's condition. Monitoring for a reduction in paranoid behaviors helps the practical nurse assess the medication's effectiveness in addressing the client's psychiatric symptoms.

Correct Answer: A

Rationale: Enoxaparin is an anticoagulant that works by preventing blood clots. One of the potential adverse effects of enoxaparin is an increased risk of bleeding due to its anticoagulant properties. Therefore, the nurse should monitor the client for signs of bleeding, such as easy bruising, petechiae, or blood in stool or urine, to ensure timely intervention and prevent complications.