how long does it take for worms to leave a dog

How Long Does It Take For Worms To Leave A Dog

Canines are curious creatures, and they love to explore everything around them with their snouts and mouths.

Regrettably, it means they can hoist a few harmful things along the way.

Intestinal worms are common dog commuters; therefore, it is essential to deworm a pooch regularly to keep him healthy.

If you have seen thin, stringy, and white worms in his stool, using worming tablets can rapidly and efficiently address the problem.

However, how long does it take for worms to leave a dog? Some treatments work quickly and kill intestinal worms in just 2 to 6 hours after administering; your canine will most probably start passing worms.

In this guide, we will tell the importance of deworming, dogs’ reaction to deworming treatments, how long does it take for worms to die after treatment, and much more.

how long does it take for worms to leave a dog

What Is The Significance Of Deworming?

There are various species of worms that can be harmful to your hound, and they can pick them up in several different ways.

Mutts are an excellent host for worms. Besides, they are naturally intrusive animals.

They explore the trash, eat mud, play with their stool, and even mess with dead animals.

Their curious nature makes them prone to infestations. Worms are generally inconvenient for mature dogs.

However, they can cause long-lasting problems and even death in growing pups.

Different sorts of worms clasp onto your pooch’s intestinal territory and feed off the nutrients they are obtaining from their food.

As a consequence, they cannot properly absorb the nutrients that lead to malnutrition and, eventually, death.

Occasionally, infestations also affect other parts of the body, such as the heart and lungs.

Worms can make your dog suffer from various health problems.

That’s why; it is imperative to seek treatment from a vet immediately. He will diagnose the issue with the poop sample.

He will observe your canine’s stool on a microscopic level to figure out the exact worm species that are creating issues.

After that, he will administer an injection or tablets that can kill or break down the worms so that they can be excluded.

Otherwise, the market is filled with dewormers that are exclusively created to treat infestations.

You can buy a dewormer that is designed for a particular worm species or a versatile product that can eliminate multiple species.  

You have to guarantee that your four-legged baby has actually consumed the worming tablets because some mutts are inclined to spit them out or hide them in their checks.

Some canines vomit after taking the tablets. If any of these scenarios happen and your precious one has failed to consume his dewormer treatment, you should talk to the vet for further assistance.

How Long Does It Take For Worms To Leave A Dog?

Intestinal worm treatments are available in the form of tablets.

They work quickly, and you will begin noticing outcomes almost immediately.

The process of deworming starts about 2 to 6 hours after consuming the medication, and then, the treatment will start to kill or paralyze the worms.

You might even observe your hound has already begun to expel the worms at around that time.

As you feed him the worming tablets, be ready; he might spit them out or vomit them after a few hours.

So, you must monitor him for a few hours after giving him tablets.

If your dog is not interested in consuming tablets, hide them in a treat as a disguise.

This will decrease the chances of your dog spitting out the oral medication.

Even though the treatment gives immediate results, it can take a few days to 2 weeks for your baby to be wholly worm-free.

This is because it is reliant on the species of worms your canine has.

It is necessary to mention that seeing live worms in his poop is pretty normal.

You want that because it means they will leave his body completely.

But, occasionally, some species of worms are paralyzed and killed instead, depending on the treatment he has acquired. It means you won’t see them in his stool.

Sometimes they are extremely small, so it is difficult to see them on his stool.

Additionally, some species of worms are fragmented into smaller pieces after being destroyed. Again, it reduces the likelihood of seeing them live in your dog’s poop.

However, even after a few days, seeing live worms in stool is normal. Some mongrels would get diarrhea as they digest the dead worms.

how long does it take for worms to leave a dog

How To Determine If The Dewormer Has Worked?

You will observe a significant improvement in his overall health once he has been successfully dewormed.

However, if he seems bloated, is tired, dehydrated, or not eating anything, you should consult with the vet.

Keep in mind that puppies may not be worm-free after deworming.

Depending on where he is with his immunizations, will figure out how many rounds of dewormer are needed over a set length of time.

Therefore, puppies cannot socialize within the first month of their life because they are more prone to becoming re-infected.

However, if after several passes, you see that worms are still white in color and are alive, it means the treatment has not worked. So, you should inform your vet.

What Are The Side Effects Of Deworming A Dog?


It is an outcome of inflammation in his digestive region.

After the deworming treatment, diarrhea is commonly produced by the worms unbolting and making their path through the intestines for removal.

Bloody Stool

You may witness that there is blood in your canine’s poop. Sometimes, their stool may take on a deep red color.

Bloody stools are normal within the first few days after the deworming treatment. Vets consider it a good sign.

The blood may be coming from the worms’ latch point, and it should vanish after a few days. However, if it does not go away, talk to the vet.

Mood Swings

The deworming process puts a dog’s body through some stress and uneasiness.

He may display some unexpected behavior during the procedure.

He may show disinterest in his food or become lazy.

It frequently happens during the first few days after treatment.

He will return to normal after the worms have left his body.

During this timeframe, provide him a comfortable space to rest and make sure he is always hydrated.

The deworming side effects can be disturbing at first, but if you are certain about the dosage you gave your little one, then you should not be worried about the side effects.

If he has diarrhea, it will last for several days. However, the signs of weakness will disappear after 3 to 4 days.

Sometimes, some pups will experience blood in their stool, diarrhea, and loss of appetite for almost 2 weeks.

How To Keep Your Dog Healthy After Deworming?

Vets recommend that puppies should be dewormed at the age of 2 to 4 weeks and then monthly until they are 6 months old.

However, mature hounds should be dewormed every three months because they are at a high threat of catching worms.

The majority of deworming treatments can only target and kill the adult worms that are present inside his body.

As dogs are incredibly curious, so they pick up new infections by eating dirt, stones, and other rubbish.

Thus, you should keep a check on him, especially when he is out of the house, because you don’t want him to catch and bring home any more worm infections.

Frequently Asked Questions

1. How Do I Know If My Dog Has Worms?

If he has worms, he will show these signs:
Weight loss
Dull fur
Hair loss
Skin inflammation
Lack of appetite
Abdominal pain
Anemia and malnutrition

2. What Are The Natural Ways To Get Rid Of Dog Worms?

You can give him apple cider vinegar, turmeric, kefir, chamomile, dried coconut, and chopped carrots to get rid of worms.

3. Can I Offer Food To My Dog After Deworming?

Right after deworming treatment, he may not eat anything. It is a side effect of the treatment, and you should not be worried about it. However, make sure he is eating or trying to eat. Feed him his favorite food after he has been dewormed.

4. What Are The Types Of Dog Worms?


5. What Do Vets Use To Deworm Dogs?

They give Pyrantel pamoate, a dewormer, to dogs to eliminate worms from their body. It treats hookworm, stomach worms, and roundworms in dogs.


So, how long does it take for worms to leave a dog? Well, some deworming treatments begin to take effect almost instantly by killing the worms; it can take approximately 14 days for your hound to be totally worm-free.

It is necessary to follow a regular worming schedule to prevent worms in the long run. You should also take him to the vet for regular check-ups to confirm he is completely fine.

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