Baking soda overdose

Poisoning from an overdose of baking soda.

Poisonous Ingredient  

  • sodium bicarbonate


  • body as a whole       o muscle spasms       o convulsions       o muscle weakness       o frequent urination  
  • gastrointestinal       o constipation       o feeling of being full  
  • nervous system       o irritability

Home Treatment  
DO NOT INDUCE VOMITING. Call Poison Control for appropriate treatment.

Before Calling Emergency  
Determine the following information:

  • the patient’s age, weight, and condition  
  • the name of the product (ingredients and strengths if known)  
  • the time it was swallowed  
  • the amount swallowed

Poison Control, or a local emergency number  
They will instruct you if it is necessary to take the patient to the hospital. See Poison Control Centers for telephone numbers and addresses. Take the container with you to the emergency room.

What to expect at the emergency room  

Some or all of the following procedures may be performed:

  • Give fluids.  
  • Treat the symptoms.

Expectations (prognosis)
The outcome depends on a number of factors including the amount of baking soda that is ingested; how promptly treatment begins; the person’s age, weight, and condition; and so forth.

Johns Hopkins patient information

Last revised: December 4, 2012
by Amalia K. Gagarina, M.S., R.D.

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All ArmMed Media material is provided for information only and is neither advice nor a substitute for proper medical care. Consult a qualified healthcare professional who understands your particular history for individual concerns.