Correct Answer: D

Rationale: Clients prescribed trimethoprim-sulfamethoxazole (TMP-SMZ) should be educated about potential blood disorders associated with the medication. Early signs of these disorders include symptoms like sore throat, fever, and pallor. If the client experiences any of these symptoms, they should promptly notify their healthcare provider. Nausea, diarrhea, and headache are common side effects of TMP-SMZ that usually do not require immediate medical attention.

Correct Answer: C

Rationale: The correct time for a client to take a daily dose of prednisone is early morning. Corticosteroids like prednisone should be taken in the morning to mimic the body's natural hormone release pattern. This timing helps reduce the risk of disrupting the body's internal clock and minimizes the potential for insomnia or other sleep disturbances.

Correct Answer: D

Rationale: Alendronate (Fosamax) should be taken with a full glass of water after rising in the morning to prevent gastrointestinal side effects and increase absorption. Taking the medication with a full glass of water and in an upright position after waking up helps decrease the risk of esophageal irritation and enhances the drug's effectiveness by ensuring proper absorption in the gastrointestinal tract.

Correct Answer: B

Rationale: Atenolol hydrochloride is a beta-blocker used to treat hypertension. Checking the client's blood pressure is crucial before administration.

Correct Answer: A

Rationale: Azelaic acid (Azelex) is a topical medication used to treat mild to moderate acne. It works by suppressing the growth of Propionibacterium acnes and decreasing the proliferation of keratinocytes in the skin. Therefore, if a client is prescribed azelaic acid, the nurse would suspect that the client is being treated for acne.