Chapter 1: Clinical Trials of Pain Treatment: Single Dose Trials

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Repeated Dose Trials

Chapter 1: Clinical Trials of Pain Treatment: Single Dose Trials

Question 3.5

This graph shows another possible result. You can conclude from these results that:

Treatments were placebo, drug X, and morphine. All three provided modest amounts of pain relief, statistically similar to each other.

Selection A

Neither morphine nor Drug X are effective analgesics in this condition.

Selection B

This study demonstrated no assay sensitivity, so no conclusion can be made about the efficacy of Drug X.

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