RN Exam Practice
Health Promotion and MaintenanceQuestion 571 of 2368

A client taking amitriptyline asks about an over-the-counter herbal product. Which supplement should the nurse advise the client to avoid?

  1. Calcium
  2. Vitamin D
  3. Iron
  4. St. John’s Wort
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Correct answer: St. John’s Wort

Supplements that enhance serotonin, such as St. John's Wort, should be avoided with this antidepressant.

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

Practice the topic "Health Promotion and Maintenance"

Questions last reviewed: 18 October 2026