RN Exam Practice
Health Promotion and MaintenanceQuestion 471 of 2368

A client who is prescribed an oral fluoroquinolone takes a calcium supplement daily. Which instruction is correct?

  1. Do not take the supplement within two hours of the medication
  2. Take the supplement at the same time to avoid missing a dose
  3. Take the supplement one-half hour after the medication
  4. No change is needed because calcium does not affect this drug
Show answer

Correct answer: Do not take the supplement within two hours of the medication

Calcium, aluminum, iron and zinc can impair absorption and should be separated by at least two hours.

Source: Nursing Pharmacology, 2nd edition (Open RN, Chippewa Valley Technical College, 2023), Antimicrobials: FLUOROQUINOLONES. Licensed under CC BY 4.0.

Practice the topic "Health Promotion and Maintenance"

Questions last reviewed: 18 October 2026