Button batteries are tiny, round batteries usually used to power watches and hearing aids. Children often accidentally swallow these batteries or put up them up their nose, where the battery can be further breathed in (inhaled).

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.

Swallowing batteries

• Calculators
• Cameras
• Hearing aids
• Penlights
• Watches

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Button batteries Symptoms

Review Date: 02/12/2009
Reviewed By: Jacob L. Heller, MD, MHA, Emergency Medicine, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)