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Medical Assistant NCMA Practice Test

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You are working in a university hospital setting where many patients are enrolled in clinical trials. Which of the following statements is true concerning Phase I, II or III clinical trials?
  1. A phase I trial is often very small (N<30) and seeks to determine the safe dose range for a new drug.
  2. A phase II trial is often larger than a phase I trial and seeks to determine if a new drug is effective enough to test in a phase III trial and to delineate adverse effects.
  3. A Phase III trial compares a new treatment with an established treatment and is usually much larger than either a phase I or a phase II trial.
  4. All three of the statements are correct.
Explanation
Answer: D. Each statement is an accurate description of clinical trials.
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