RN Exam Practice
Safety and Infection ControlQuestion 579 of 2368

A client who takes lithium has a new order for a diuretic. Which action should the nurse take?

  1. Give both drugs and check the lithium level next week
  2. Give the diuretic at a different time of day
  3. Decrease the lithium dose without calling the prescriber
  4. Contact the prescriber before giving the diuretic
Show answer

Correct answer: Contact the prescriber before giving the diuretic

Lithium is contraindicated with diuretics, because the risk of lithium toxicity is very high.

Source: Nursing Pharmacology, 2nd edition (Open RN, Chippewa Valley Technical College, 2023), Central Nervous System: Lithium. Licensed under CC BY 4.0.

Practice the topic "Safety and Infection Control"

Questions last reviewed: 18 October 2026