Overdose (disambiguation)
Drug overdose is the ingestion or application of a medication or other substance in a quantity greater than that recommended.

Overdose may also refer to:

 Overdose (horse), a Hungarian racehorse
 Overdose (album), by Pizzicato Five
 Overdose (EP), by South Korean-Chinese boy bands EXO-K and EXO-M, and its title track
 "Overdose" (Ciara song)
 "Overdose" (Exo song)
 "Overdose", a song by Alessia Cara
 "Overdose," a song by Little Daylight (band)
 "Overdose," a song by AC/DC from the album Let There Be Rock
 "Overdose", by Tomcraft
 Overdose, a 1995 animated cartoon produced by the National Film Board of Canada