Placebo

Simplified definition

A substance without active properties and with no direct effect on health. However, it can make the person feel as if they were getting better by the simple fact of taking it.

Source: Houria Aiouaz, for Alzheimer Foundation

Referenced definition

“An inert or innocuous substance used especially in controlled experiments testing the efficacy of another substance (such as a drug).”

Source: Merriam-Webster. Placebo. [Internet]. [cited on Sept 7, 2022]. 

Context

“In modern medicine, placebos, including inert drugs and sham procedures, are frequently used in clinical trials that are designed to test new treatments, particularly those developed for neurological and psychiatric conditions.”

Source: Britannica. Placebo effect. [Internet]. [cited on Sept 7, 2022]. 

Note

  • A placebo is used for clinical research to compare with an active drug, whose effects are being tested.

Placebo : RELATED DEFINITIONS

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