Clients enrolled in a clinical drug trial are told that they might receive a placebo drug as part of a control group. A client asks the nurse what a placebo is. Which response by the nurse is the most appropriate?
1. "A placebo is a substance that has no therapeutic effect."
2. "A placebo is a similar drug that is safe."
3. "A placebo is a drug that has been tested before."
4. "A placebo is an over-the-counter drug."
Correct Answer: 1
Rationale 1: A placebo is an inert substance that has no therapeutic effect and is used as a control.
Rationale 2: A placebo is not a similar drug
Rationale 3: A placebo is generally not another drug.
Rationale 4: A placebo is not an over-the-counter drug
Global Rationale: A placebo is an inert substance that has no therapeutic effect and is used as a control. A placebo is not a similar drug, generally not another drug, and is not an over-the-counter drug.
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