HESI Practice Test Pharmacology

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.

Correct Answer: D

Rationale: Encouraging the client to continue taking the medication is crucial in the management of multiple sclerosis. Beta-1 interferon is a disease-modifying drug used to reduce the frequency and severity of relapses in multiple sclerosis. Discontinuing the medication without medical advice can lead to disease exacerbation. It is essential for the client to maintain regular dosing to achieve optimal therapeutic effects and disease control.

Correct Answer: A

Rationale: Leflunomide can increase sensitivity to sunlight. While it is important to avoid excessive sun exposure, the critical instruction for the client is to avoid alcohol while taking this medication. Alcohol can potentiate the hepatotoxic effects of leflunomide, making it crucial for the client to abstain from alcohol consumption to prevent liver damage.

Correct Answer: A

Rationale: Carbamazepine is associated with the potential adverse effect of agranulocytosis, a serious condition characterized by a low white blood cell count. Monitoring white blood cell counts regularly is crucial to detect this adverse effect early and prevent complications.

Correct Answer: A

Rationale: Before initiating antibiotic therapy in a client with bacterial pneumonia, obtaining a sputum specimen for culture and sensitivity is essential. This helps identify the specific bacteria causing the infection and guides the selection of the most effective antibiotic treatment.