Mouthwash overdose occurs as soon as someone uses more than the typical or encourage amount the this substance. This have the right to be by accident or top top purpose.

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This post is for info only. Perform NOT usage it to treat or control an really overdose. If you or someone you space with has actually an overdose, call your neighborhood emergency number (such as 911), or your regional poison center can be reached directly by phone call the nationwide toll-free Poison aid hotline (1-800-222-1222) from almost everywhere in the unified States.

The ingredient in mouthwash that deserve to be harmful in huge amounts are:

Chlorhexidine gluconateEthanol (ethyl alcohol)Hydrogen peroxideMethyl salicylate

Symptoms of a mouthwash overdose include:

Abdominal painBurns and damage come the clear spanning of the front of the eye (if it it s okay in the eye)ComaDiarrheaDizzinessDrowsinessHeadacheLow human body temperatureLow blood pressureLow blood sugarNauseaRapid heart rateRapid, shallow breathingSkin redness and painSlowed breathingSlurred speechThroat painUncoordinated movementUnconsciousnessUnresponsive reflexesUrination troubles (too lot or too little urine)Vomiting (may save blood)

Seek medical assist right away. Execute NOT make the human throw up uneven poison regulate or a health treatment provider tells you to.

Have this info ready:

Person"s age, weight, and also conditionName the the product (ingredients and also strength, if known)Time it to be swallowedAmount swallowed

Your regional poison control facility can it is in reached directly by calling the national toll-free Poison aid hotline (1-800-222-1222) from all over in the united States. This national hotline number will let you speak to specialists in poisoning. Castle will provide you more instructions.

This is a free and confidential service. All neighborhood poison manage centers in the United states use this nationwide number. You should contact if you have any questions about poisoning or poison prevention. It does NOT should be an emergency. Friend can speak to for any reason, 24 hours a day, 7 days a week.

What to suppose at the Emergency Room

Take the container come the hospital v you, if possible.

The provider will certainly measure and monitor the person"s an essential signs, including temperature, pulse, breathing rate, and also blood pressure.

Tests that may done include:

Chest x-rayECG (electrocardiogram, or heart tracing)Endoscopy -- camera under the neck to look for burns in the esophagus and also stomach

Treatment may include:

Fluids v a vein (by IV)Medicines come treat symptomsActivated charcoalLaxativeBreathing support, including a tube through the mouth into the lungs and also connected to a breathing device (ventilator)Kidney dialysis (kidney machine) (in serious cases)

The human being may be admitted come the hospital.

Outlook (Prognosis)

How well someone does counts on the amount of mouthwash the was swallowed and how quickly treatment is received. The much faster medical help is given, the much better the chance for recovery.

Drinking huge amounts the mouthwash may cause symptoms comparable to drinking big amounts of alcohol (drunkenness). Swallowing huge amounts the methyl salicylate and also hydrogen peroxide may additionally cause serious stomach and also intestine symptoms. It can also lead to transforms in the body"s acid-base balance.


Hoyte C. Caustics. In: walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen"s Emergency Medicine: Concepts and also Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 148.

Ling LJ. The alcohols: ethylene glycol, methanol, isopropil alcohol, and alcohol-related complications. In: Markovchick VJ, Pons PT, Bakes KM, Buchanan JA, eds. Emergency medicine Secrets. Sixth ed. Philadelphia, PA: Elsevier; 2016:chap 70.

Nelson ME. Toxicity alcohols. In: walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen"s Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 141.

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Version Info

Reviewed by: Jesse Borke, MD, CPE, FAAEM, FACEP, Attending physician at Kaiser Permanente, Orange County, CA. Likewise reviewed by David Zieve, MD, MHA, medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.


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