Correct Answer: A

Rationale: Digoxin, a medication commonly prescribed for heart failure, can lead to bradycardia, which is characterized by a slow heart rate. Monitoring for bradycardia is crucial to detect and manage this potential side effect early on to prevent complications such as arrhythmias or decreased cardiac output.

Correct Answer: C

Rationale: The correct answer is C. It is crucial for the nurse to obtain information regarding the client's pregnancy status before administering misoprostol, as this medication is contraindicated in pregnancy due to its potential to cause uterine contractions. This can lead to serious complications such as miscarriage or premature birth. Therefore, assessing whether the client is currently pregnant is essential to ensure the safe administration of misoprostol.

Correct Answer: A

Rationale: The correct answer is A: Bone marrow suppression. Methotrexate, commonly used in rheumatoid arthritis, can lead to bone marrow suppression, reducing the production of blood cells and increasing the risk of infection. Monitoring for signs of anemia, leukopenia, and thrombocytopenia is crucial to detect bone marrow suppression early and prevent complications.

Correct Answer: C

Rationale: The correct answer is C: Headache. Dabigatran, an anticoagulant, can cause headache as a potential side effect. Monitoring for headaches is crucial as it may indicate adverse effects or complications that need attention.

Correct Answer: B

Rationale: In insulin administration, regular insulin is typically administered before isophane insulin to manage blood glucose effectively. Therefore, if regular insulin is not available, it is best to withhold the dose until it can be administered as prescribed.