A pencil eraser is a piece of rubber attached to the end of a pencil. This article discusses the health problems that may occur if you swallow an eraser.
This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.
Pencil erasers contain a type of rubber. They are usually not harmful.