Potassium hydroxide poisoning

Potassium hydroxide is a chemical that comes as a powder, flakes, or pellets. It is commonly known as lye or potash. Potassium hydroxide is a caustic chemical. If it contacts tissues, it can cause injury. This article discusses poisoning from swallowing or touching potassium hydroxide or products that contain this chemical.

This article is for information only. DO NOT use it to treat or manage an actual poison exposure. If you or someone you are with has an exposure, call your local emergency number (such as 911), or your local poison center can be reached directly by calling the national toll-free Poison Help hotline (1-800-222-1222) from anywhere in the United States.

Poisonous Ingredient

Where Found

Symptoms

Home Care

Before Calling Emergency

Poison Control

What to Expect at the Emergency Room

Outlook (Prognosis)