North Carolina Medication Aide (Med Tech) Practice Exam

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What does the abbreviation qd or QD signify in medication instructions?

  1. Every other day

  2. Once a day

  3. Twice a day

  4. Before meals

The correct answer is: Once a day

The abbreviation qd or QD signifies "once a day" in medication instructions. This term originates from the Latin phrase "quaque die," which translates to "every day." When a physician or healthcare provider prescribes a medication with this abbreviation, it indicates that the medication should be taken one time each day, ensuring consistent medication administration for therapeutic effects. Understanding this abbreviation is crucial for medication adherence and patient safety. Taking a medication as directed on a once-daily schedule can help maintain stable drug levels in the bloodstream, ensuring its effectiveness. Proper interpretation of abbreviations is essential for medication aides or professionals in administering medicines correctly and effectively.