Which factor would be most likely to increase the risk of a medication error?
Applying warning stickers on high-alert medications.
Use of bright lights in the medication room.
Using the tall man lettering system on medication labels.
Store look alike medications together.
The Correct Answer is D
A. Applying warning stickers on high-alert medications: This practice helps alert nurses and pharmacists to drugs with a high risk of causing harm if used incorrectly. It enhances medication safety and decreases, rather than increases, the risk of errors.
B. Use of bright lights in the medication room: Adequate lighting improves visibility when preparing and administering medications, helping healthcare providers read labels clearly. Proper illumination minimizes mistakes and therefore reduces medication error risk.
C. Using the tall man lettering system on medication labels: Tall man lettering highlights the differing portions of look-alike drug names (e.g., DOPamine vs. DOBUTamine), helping prevent confusion and selection errors. This safety strategy decreases the likelihood of medication mix-ups.
D. Store look alike medications together: Placing medications with similar names or packaging near each other increases the chance of grabbing the wrong drug. This practice significantly raises the risk of medication errors, especially in fast-paced clinical settings.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Definitive dose: A definitive dose refers to a dosage determined after identifying the specific pathogen and its drug sensitivity. It is not related to the initial high dose given to rapidly raise serum drug levels in the body.
B. Prophylactic dose: A prophylactic dose is administered to prevent infection, not to treat an existing one. It is typically lower and given before exposure or surgery, unlike the large therapeutic dose described in this scenario.
C. Maintenance dose: A maintenance dose is a smaller, ongoing dose used to maintain a drug’s effective concentration after the initial therapeutic level has been reached. In this case, the lower doses given from days 2–7 represent the maintenance phase.
D. Loading dose: A loading dose is a higher initial dose given to rapidly achieve a therapeutic drug concentration in the bloodstream, especially when immediate drug action is needed. The high dose given on day 1 fits this definition precisely.
Correct Answer is C
Explanation
A. Peak concentration: This refers to the highest plasma concentration of a drug achieved after administration. While important for evaluating drug absorption and timing of effects, it does not specifically describe the percentage of a drug dose that successfully enters systemic circulation.
B. First-pass effect: This describes the process where drugs are metabolized in the liver before reaching systemic circulation, reducing the active drug available. The term first-pass effect refers to the process itself, not the percentage that enters circulation.
C. Bioavailability: This term describes the fraction or percentage of an administered dose that reaches systemic circulation in its active form. In the example, 800 mg of the 1000 mg dose entered circulation, meaning the bioavailability is 80%.
D. Drug potency: Potency refers to the amount of drug needed to produce a specific therapeutic effect, not the percentage of drug reaching systemic circulation. Therefore, it does not apply to the calculation or description of systemic drug levels.
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