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Chlorine bleach

Do not give chlorine bleach to a dog or cat. Diluted household solution more often causes irritation, while concentrates, dry chlorine products and fumes from mixing can burn tissue and injure the lungs.

Reviewed:

Can I give it?

For dogs and cats: Dangerous Urgent help needed
Conditions and risksAlready eaten — what now?Check the variant (4)
A white chlorine bleach bottle on a red background: dangerous for dogs and cats

Already eaten — what now?

For dogs and cats

Urgent help needed

Remove the product and keep the container or photograph the whole label. Gently rinse the mouth with water. If your pet is alert and swallowing normally, offer water without forcing it. Do not induce vomiting or give activated charcoal. Call the clinic immediately after exposure to concentrate, an unknown amount, any symptoms or difficulty swallowing.

Check the variant

Variants and ingredients

Diluted working solutionFor dogs and cats: Dangerous

Household bleach diluted with water exactly as directed for cleaning or disinfection.

For dogs and cats

Conditions and restrictions

Do not let a pet drink from a bucket or reach a wet surface. Rinse bowls and toys with clean water after treatment and let them dry.

Benefits

There is no benefit from swallowing it. A correctly diluted solution may be used to disinfect items only as directed.

Risks
  • A small exposure more often causes mild mouth or eye irritation, drooling, a single episode of vomiting or diarrhoea.
Already eaten — what now?

After a small sip or lick, remove access, rinse the mouth and offer water if the pet swallows normally. Observe closely. Call a veterinarian for repeated vomiting, drooling, coughing, pain, lethargy, loss of appetite, or if the ingredients or dilution are unknown.

Undiluted household bleachFor dogs and cats: Dangerous · Urgent help needed

Liquid household bleach or disinfectant straight from its container.

For dogs and cats

Conditions and restrictions

Do not give by mouth. Keep the container closed and never transfer bleach into a water or drinks bottle.

Benefits

There is no benefit from swallowing it.

Risks
  • Undiluted household bleach can irritate or burn the mouth, oesophagus and stomach, causing pain, drooling, vomiting and loss of appetite.
  • Eye exposure can injure the cornea, while skin and coat exposure can cause irritation.
Already eaten — what now?

Contact the clinic immediately. Rinse the mouth and offer water only if the pet is alert and swallowing normally. Do not induce vomiting, give charcoal or try to neutralise the product with acid. Bring the container.

Pool product or concentrateFor dogs and cats: Dangerous · Especially dangerous

Hypochlorite granules, powder, tablets or a highly concentrated solution.

For dogs and cats

Conditions and restrictions

Keep pets away from pool granules, powder, tablets and concentrate. Store them in the original closed container, away from food and medicines.

Benefits

There is no benefit from swallowing it.

Risks
  • High hypochlorite concentration can cause severe chemical burns to the mouth, oesophagus, stomach, eyes and skin.
  • Dust and released gas can rapidly injure the airways.
Already eaten — what now?

Call the clinic immediately and arrange urgent transport. Do not wait for symptoms. Do not induce vomiting, give charcoal or mix the residue with anything else. Prevent licking from the coat; protect yourself, follow veterinary instructions for washing, and bring the label.

Mixed cleaners and toxic fumesFor dogs and cats: Dangerous · Especially dangerous

Bleach mixed with acid, vinegar, ammonia or another cleaning product.

For dogs and cats

Conditions and restrictions

Never mix bleach with acid, vinegar, toilet cleaner, ammonia or another cleaning product.

Benefits

There is no benefit: mixing creates toxic gases.

Risks
  • Chlorine or chloramine gases can cause coughing, tearing, retching, breathing distress and acute lung injury.
  • Pulmonary oedema may develop 12 to 24 hours later, so temporary improvement does not rule out danger.
Already eaten — what now?

Do not enter an area with a strong chemical smell or put yourself at risk. If it is safe, move people and animals into fresh air and call emergency services. Coughing, noisy or laboured breathing, weakness or blue mucous membranes require immediate veterinary care, even if the pet later seems better.

Conditions and risks

For dogs and cats

Conditions and restrictions

Do not give bleach by mouth or apply it to an animal. Follow the label, keep pets away while the product is wet, rinse bowls and toys thoroughly, and let them dry completely. Never mix bleach with acids, vinegar, ammonia or other cleaners.

Benefits

There is no benefit from swallowing bleach. Its intended use is cleaning and disinfection.

Risks

  • The solution can irritate or burn the mouth, oesophagus, stomach, eyes and skin; severity depends on concentration and pH.
  • Drooling, vomiting, loss of appetite and diarrhoea may occur. Concentrated products can cause deep chemical burns.
  • Chlorine and chloramine gases irritate the airways; pulmonary oedema can develop after a delay following substantial exposure.

This card covers chlorine bleaches and disinfectants based on sodium, calcium or lithium hypochlorite. Non-chlorine oxygen bleaches have a different composition. The label, concentration, pH and route of exposure are needed to assess the risk.

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