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๐Ÿฉบ Vet ReviewedBy Reviewer Dr. Ashim Sarkar, BVSc & AHยท Last reviewed Jul 10, 2026

Dog Seizures: What to Do in the Moment (Vet Guide)

Quick Answer

If your dog is having a seizure, stay calm, do not touch the mouth, move furniture away, dim the lights, and time it. Most seizures stop within two minutes. Go to an emergency vet now if one lasts over 5 minutes, if there are two or more in 24 hours, or if this is your dog's first ever seizure.

Key Takeaways

  • In the moment, do not put your hands or anything else in your dog's mouth. Dogs cannot swallow their tongue, and a seizing dog will bite without meaning to.
  • Move furniture and hazards away, dim the lights, keep noise down, do not restrain your dog, and time the seizure from start to finish.
  • Emergency now: a seizure lasting more than 5 minutes, two or more seizures in 24 hours, back-to-back seizures with no recovery between, or a first-ever seizure.
  • The post-ictal phase (minutes to hours of disorientation, pacing, temporary blindness, or ravenous hunger afterwards) is normal and frightening, but usually passes.
  • The single most useful thing you can give your vet is a video of the event. Film it if it is safe to do so.
A dog resting quietly on the floor at home

Photo: Unsplash

Reviewed by Dr. Ashim Sarkar, BVSc & AH, veterinarian with 2.5 years of hands-on experience in small animal practice. This content is for informational purposes only and does not constitute veterinary advice. Always consult a licensed veterinarian for your pet's health concerns.

What to do the moment a seizure starts

A seizure is one of the most frightening things you can watch, and your instinct will be to hold your dog and comfort them. Try not to. Here is the calm, ordered version of what actually helps: - Do not put your hands, fingers, or any object in your dog's mouth. Dogs cannot swallow their tongue, and a seizing dog will clamp down and bite hard without meaning to. This is the single most important rule. - Do not restrain or hold your dog down. Restraint does not stop the seizure and can hurt you both. - Move furniture, sharp objects, and anything hard away from the dog so they cannot injure themselves against it. - If your dog is near stairs or a ledge, gently guide them away from the edge by the hips or with a cushion, without putting your hands near the head. - Dim the lights, turn off the television, and keep the room quiet. Reducing stimulation can help. - Note the time. Time the seizure from the first twitch to the moment it fully stops. This number matters enormously to your vet. - If it is safe and someone is free, film the event on a phone. A video is worth more than any description you can give. - Speak in a low, calm voice. Your dog cannot hear or respond during the seizure, but a calm room helps the recovery afterwards.

If you are not sure whether what you are seeing needs a vet today, use Omelo's free symptom checker for a 30-second, vet-reviewed triage once your dog is safe.

When a seizure is an emergency: go now

Most single seizures stop on their own within one to two minutes. Get your dog to an emergency vet immediately if any of the following is true: - A single seizure lasts more than 5 minutes. A seizure that will not stop is called status epilepticus and is life threatening. - Your dog has two or more separate seizures within 24 hours. These are called cluster seizures. - Seizures come one after another without your dog fully recovering consciousness in between. - This is your dog's first ever seizure. It needs to be checked to find out why. - The seizure happened alongside any known or suspected toxin exposure. - Your dog is a puppy under 6 months of age, or a dog over 6 years of age having a first seizure. In these age groups a serious underlying cause is more likely. - Your dog struggles to breathe, has blue or grey gums, or does not come round properly after the seizure ends.

If you are heading to the clinic, call ahead so the team is ready when you arrive.

The post-ictal phase: why your dog seems strange afterwards

After the shaking stops, most dogs go through a recovery period called the post-ictal phase. This can last from a few minutes to several hours, and occasionally up to a day. It can be as unsettling to watch as the seizure itself, but it is usually normal.
  • Disoriented, dazed, or unable to recognise you for a while.
  • Pacing, restless, or bumping into things.
  • Temporarily blind or unsteady on their feet.
  • Extremely hungry or thirsty.
  • Clingy, or the opposite, wanting to hide.

Give them a calm, dimly lit, safe space to come round. Keep them away from stairs. Offer water once they are steady, and food once they are clearly alert. If the post-ictal phase drags on for many hours, or your dog does not return to normal, call your vet.

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What causes seizures in dogs

A seizure is a symptom of abnormal electrical activity in the brain, not a diagnosis in itself. Common causes include: - Idiopathic epilepsy, meaning epilepsy with no identifiable underlying cause. This is the most common reason for recurring seizures in otherwise healthy young adult dogs, often between 6 months and 6 years. - Toxins. Xylitol (in sugar-free gum and some peanut butters), chocolate, rodenticide (rat poison), and permethrin (in some flea products meant for dogs but toxic to cats, and dangerous in overdose) can all trigger seizures. - Low blood sugar, especially in toy breeds, puppies, and diabetic dogs on insulin. - Liver shunt, a blood vessel abnormality more common in young dogs. - Kidney or liver disease, which lets toxins build up in the blood. - A brain tumour, which is a more likely cause when seizures begin in an older dog. - Head trauma, recent or historic. - Infection or inflammation of the brain.

The pattern matters. A first seizure in a young adult dog often points toward idiopathic epilepsy, while a first seizure in a senior dog raises more concern about an underlying disease and always deserves a full work-up.

Is it really a seizure? Fainting and vestibular episodes

Not every collapse is a seizure, and telling them apart helps your vet. This is where your video is invaluable. - A true seizure usually involves loss of consciousness, stiffening or rhythmic paddling of the legs, and often drooling, chomping, or loss of bladder or bowel control, followed by a confused recovery. - Fainting (syncope) tends to be brief and floppy rather than rigid, is often linked to a heart problem, and the dog usually recovers quickly and normally with no long confused phase afterwards. - A vestibular episode (a balance problem, common in older dogs) causes a head tilt, circling, and flicking eye movements, but the dog stays conscious and does not convulse.

You do not need to diagnose this yourself. Just describe what you saw, or better, show the video.

What to record for your vet

Seizures are episodic, and details blur fast under stress. Try to capture: - A video of the event. Say it plainly to yourself in the moment: film it if you safely can. It is the single most useful thing you can bring. - How long the seizure lasted, from first sign to fully stopped. - The time of day it happened. - What your dog was doing just before it started. - How long recovery took, and how your dog behaved afterwards. - How often seizures are happening, if this is not the first. - Any possible exposure to toxins, any missed meals, and any medications or health conditions.

This turns a frightening blur into a record your vet can act on.

The Omelo angle

Seizures are episodic by nature, and the details that matter most to a vet, the duration, the frequency, the time of day, and what came before, are exactly the ones that blur once the fear fades. Owners often end up telling a vet "it happened a couple of times last month, I think," which is hard to act on. Omelo lets you log each episode in a couple of taps and builds a clear timeline you can share with your vet, so a pattern is there in front of you rather than reconstructed from memory. Omelo does not diagnose, treat, or prescribe, and it is not a substitute for a vet. It helps you bring a better history to the professional who can.

Related reading

- Free pet symptom checker - Pet First Aid Guide: 12 emergencies and what to do - Dog not eating: when to worry - 50 common dog symptoms explained by vets

Dog Seizures: Frequently Asked Questions

What should I do the moment my dog has a seizure?

Stay calm, keep your hands and everything else away from the mouth, move furniture and hazards away, dim the lights, keep noise down, and do not restrain your dog. Time the seizure from start to finish. Most seizures stop within two minutes.

When is a dog seizure an emergency?

Go to an emergency vet now if a seizure lasts more than 5 minutes, if there are two or more in 24 hours, if seizures come back to back without recovery in between, or if this is your dog's first-ever seizure. These thresholds can signal status epilepticus or a new serious cause.

Can a dog swallow its tongue during a seizure?

No. Dogs cannot swallow their tongue, and putting your hand in the mouth of a seizing dog will get you bitten without the dog meaning to. Keep your hands well away from the mouth and focus on making the space around your dog safe.

Why is my dog acting strange or blind after a seizure?

The period after a seizure, called the post-ictal phase, can bring minutes to hours of disorientation, pacing, temporary blindness, or ravenous hunger. It is normal and usually passes on its own. If the strange behavior does not resolve, or another seizure follows, call your vet.

What causes seizures in dogs?

Common causes include idiopathic epilepsy, low blood sugar, liver or kidney disease, toxins, and brain disease, and the likely cause shifts with age. A first seizure in a young adult dog is often epilepsy, while a first seizure in a senior dog warrants a search for another cause. Your vet will narrow it down with an exam and bloodwork.

What should I show my vet after my dog's seizure?

The single most useful thing is a video of the event, so film it if it is safe to do so. Also note the exact duration, what your dog was doing beforehand, any possible access to toxins, and how long recovery took. Omelo's free vet-reviewed symptom check can help you decide how urgently to be seen.

References

  1. MSD Veterinary Manual: Seizures in dogs
  2. Cornell Riney Canine Health Center
  3. American Animal Hospital Association (AAHA): pet health resources
  4. ASPCA Animal Poison Control Center

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Dr. Ashim Sarkar, BVSc & AH

Veterinarian ยท Medical Reviewer

Reviews all clinical and triage content on Omelo. Hands-on small-animal practice experience across vomiting, dermatology, vaccinations, and emergency triage. All Omelo recommendations pass through Dr. Sarkar before publication.

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