Side effect (disambiguation)

Side effect is an effect that is secondary to the one intended.

Side effect or side effects may also refer to:

Other

• Therapeutic effect, an unintended but desirable consequence of medical treatment
• Adverse effect, an unintended and undesirable consequence of medical treatment
  • Adverse drug reaction, such an effect caused by a drug
• Unintended consequence, an effect that is unforeseen, regardless of type or quality
• Externality, an economic term for the effects of a transaction on parties who did not make the original agreement
• Side effect (computer science), a state change caused by a function or expression
• Side Effects (anthology), a collection of short stories by Woody Allen
• Side Effects (book), a 2008 nonfiction book by Alison Bass
• Side Effects (TV series), a Canadian TV series

Film

• Side Effects (2005 film), starring Katherine Heigl, a satirical look at the pharmaceutical industry
• Side Effects (2013 film), directed by Steven Soderbergh
• The Side Effect, an upcoming 2014 film directed by Ti West

Music

• Side Effect, a 1970s soul band
• Side Effects (album), a 2006 album by X-Wife
• "Side Effects" (song), a 2008 song by Mariah Carey featuring Young Jeezy on her album E=MC²
• The Side Effects (band), a 1980s indie rock band