Dog Diarrhoea Home Remedies: What You Can Safely Do (and When to Call the Vet)

If you've woken up to a not-so-lovely surprise in the kitchen, take a breath. A bout of mild, short-lived diarrhoea in an otherwise happy, healthy adult dog is fairly common and can often be supported gently at home. Dogs get upset tummies for all sorts of everyday reasons: a change of food, scavenging something on a walk, a bit of stress, or just being a dog.

I'm a groomer here in York, not a vet, so please read this as friendly, practical guidance rather than veterinary advice. The aim is simple: keep your dog comfortable and hydrated, feed sensibly, and, most importantly, know the red-flag signs that mean you should stop the home care and pick up the phone.

First, keep them hydrated

The biggest risk with any diarrhoea is dehydration, especially if there's vomiting too. So the first job is water.

• Always have fresh, clean water available and encourage small, frequent drinks.
• Watch for signs of dehydration, tacky or dry gums, tiredness, or skin that's slow to spring back when gently lifted.
• If your dog won't drink at all, or is being sick every time they try, that's a reason to call your vet.

Small, bland meals: don't starve them for long

The old advice was to withhold food for a day. Current thinking has generally moved on: for most adult dogs it's better not to fast for long, and instead to offer small, frequent, bland meals that are easy on the tummy.

A gentle bland diet usually means something like:

• Plain, boiled, skinless chicken (no oil, no seasoning, no bones), or
• Plain white fish, with
• Plain boiled white rice or a little plain white pasta.

Offer small portions several times a day rather than one big bowl. As things firm up, gradually reintroduce their normal food over a few days, mixing a little more back in each time so you don't upset the balance again.

Vet note: This gentle home care is only for a mild upset in an otherwise-well adult dog. Don't try it with puppies, senior dogs, pregnant dogs, or dogs with existing health conditions, and never give human anti-diarrhoea medicines like Imodium without your vet's say-so, as they can be unsafe for dogs. When in doubt, ring your vet.

Helpful extras (and things to skip)

A few things can help settle a mild wobble:

• Probiotics or vet-recommended pastes designed for dogs can support the gut. Your vet or a good pet shop can point you to a suitable one.
• Rest and routine: keep walks short and gentle, and give the tummy time to recover.

And a few things to avoid:

• No human medicines (anti-diarrhoea tablets, painkillers, etc.) unless your vet specifically advises them.
• No rich treats, dairy, fatty scraps or sudden food changes while things are settling.

Red flags: when to call the vet

This is the part I most want you to remember. Please stop the home care and contact your vet (or your out-of-hours emergency vet) if you see any of these:

• Blood in the diarrhoea, or black, tarry stools
• Repeated vomiting, or being unable to keep water down
• Lethargy, weakness, collapse or a dog who just seems "wrong"
• A painful, swollen or bloated belly (this can be an emergency on its own)
• Diarrhoea in a puppy, senior, pregnant dog, or a dog with a known health condition, don't wait it out
• Diarrhoea lasting more than about 24 to 48 hours, or that keeps coming back
• Any suspicion they've eaten something poisonous or a foreign object (a toy, sock, corn cob, etc.). Common culprits worth ruling out include chocolate and grapes or raisins.

If you think poison might be involved, call your vet or the Animal PoisonLine on 01202 509000 (a paid UK service) straight away. It's always better to phone and be reassured than to wait and worry.

Frequently asked questions

What home remedy can I give my dog for diarrhoea? For a mild upset in a healthy adult dog: plenty of fresh water, small frequent bland meals like plain boiled chicken and white rice, and a gradual return to normal food. Avoid human medicines and call your vet if it doesn't settle within a day or two.

Should I stop feeding my dog if they have diarrhoea? Modern advice is generally not to withhold food for long. Small, frequent bland meals are usually gentler on the gut than a long fast, but always check with your vet, especially for puppies or older dogs.

Can I give my dog Imodium for diarrhoea? Not without veterinary advice. Human anti-diarrhoea medicines can be unsafe for dogs, so speak to your vet before giving anything from your own medicine cabinet.

How long is too long for dog diarrhoea? If it lasts beyond around 24 to 48 hours, keeps returning, or comes with blood, vomiting, lethargy or a painful belly, contact your vet promptly rather than continuing to wait.

This isn't veterinary advice

One important note before you go: we're professional dog groomers, not qualified veterinary or medical professionals, so nothing in this article is medical or veterinary advice. It's general information to help you feel a little more informed. No more than that. If you're at all worried about your dog, or before you act on anything you've read here, please speak to your local vet. They know your dog and can give you proper advice and support. And in an emergency, contact your vet or nearest out-of-hours clinic straight away.

Fluffs is a professional dog grooming salon in Wigginton, York, offering one-to-one grooming for dogs of every breed and coat type across Haxby, Strensall, Huntington, New Earswick and the surrounding villages. Once your dog's tummy is back to normal, a fresh clean-up groom can help them feel their best again. Book their next groom.