placebo-controlled trial

placebo-controlled trial

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placebo-controlled trial or study is one in which the effect of a drug is compared with the effect of a placebo. In placebo-controlled trials, participants receive either the drug being studied or a placebo. The results of the drug and placebo groups are then compared to see if the drug is more effective in treating the condition than is the placebo.

Synonyms:
Placebo-controlled study
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