At a dose of 10 mg, drug X lowers total cholesterol by 50 mg/dL, while a maximum drop in cholesterol of 65 mg/dL is achieved at 40 mg. At a dose of 5 mg, drug Y lowers cholesterol by 50 mg/dL, while a maximum drop in cholesterol of 55 mg/dL is achieved at 10 mg. What can be concluded about the efficacy and potency of these two drugs?

Question

Quizplus · Accepted Answer

Potency is determined by the dose required to achieve a given effect, so drug Y is more potent because it achieves a similar cholesterol reduction at a lower dose. Efficacy refers to the maximum effect a drug can produce, and drug X has a higher efficacy because it achieves a greater maximum reduction in cholesterol.

At a Dose of 10 Mg, Drug X Lowers Total