Vocabulary for HESI A2 Related

Review Vocabulary for HESI A2 related questions and content

The quality, safety, and efficacy of the new medicines are not known. What does efficacy mean?

  • A. Cost
  • B. Effectiveness
  • C. Quality
  • D. Usage
Correct Answer: B

Rationale: Efficacy refers to how effective something is. In this context, it refers to the effectiveness of the new medicines. 'Cost' (Choice A) is incorrect as it relates to the price of something, not its effectiveness. 'Quality' (Choice C) is incorrect as it refers to the standard or degree of excellence. 'Usage' (Choice D) is incorrect as it refers to how something is used, not its effectiveness.