Which age-related changes predispose the elderly client to drug toxicity and extended duration of action of drugs

Anurse is reviewing the medical record of a client who is receiving vancomycin daily. the nurse should review which of the following laboratory results prior to administering the next dose? a. blood glucose level b. serum creatinine level c. total iron-binding count d. thyroid-stimulating hormone level

Anurse is caring for a client who has acute heart failure and is receiving furosemide via iv bolus. the nurse should identify that which of the following findings indicates a desired therapeutic effect? a. increased sputum production b. decreased weight c. decreased blood glucose level d. increased blood pressure

Anurse is caring for a client who has diabetes mellitus and is taking pioglitazone. the nurse should plan to monitor the client for which of the following adverse effects? a. tinnitus b. insomnia c. fluid retention d. orthostatic hypotension