Look up placebo effect in Wiktionary, the free dictionary.
A placebo effect is the phenomenon of any medication or medical treatment, even an inert or ineffective one, to exhibit results simply because the recipient believes that it will work.
Placebo effect may also refer to:
- "The Placebo Effect", an episode of the 2002 television series The Twilight Zone
- Placebo Effect (band), a German dark electro band
- Placebo Effect (film), a 1998 American thriller film
- Placebo Effect (novel), a 1998 novel by Gary Russell
- "Placebo Effect", a song by Siouxsie and the Banshees from the 1979 album Join Hands
