Symptoms of roundworms in dogs include vomiting, diarrhea, weight loss, and a potbellied appearance. Dogs may also exhibit a dull coat and coughing.

These signs indicate a possible roundworm infestation, which can be harmful to your pet’s health if left untreated. Roundworms are a common intestinal parasite in dogs, especially in puppies, and prompt veterinary care is essential for proper diagnosis and treatment.

Understanding the symptoms of roundworms in dogs can help pet owners recognize the issue early and seek appropriate medical attention to ensure their furry companions remain healthy and happy. Let’s explore these symptoms further and learn how to address roundworm infestations in dogs.

Symptoms of Roundworms in Dogs: Key Signs to Watch


Introduction To Canine Roundworms

Roundworms are common internal parasites that can affect dogs. These parasites are usually transmitted through ingestion of infected eggs from the environment. The lifecycle of roundworms involves stages in the intestines and migration through the body. Puppies are particularly at risk of contracting roundworms from their mother, either before birth or through nursing. Symptoms of roundworm infection in dogs can include vomiting, diarrhea, weight loss, and a pot-bellied appearance.

It is important for dog owners to be aware of the potential risk factors for roundworm infection, such as exposure to contaminated soil or feces. Regular deworming and proper hygiene practices can help prevent and control roundworm infections in dogs.

Symptoms of Roundworms in Dogs: Key Signs to Watch


Visible Signs Of Roundworms

Detecting roundworm symptoms in dogs involves watching out for visible signs like potbellied appearance, coughing, vomiting, and diarrhea. Keep an eye on changes in appetite and weight loss, along with dull coat and lethargy, which can indicate roundworm infestation. Regular vet check-ups are crucial for early detection and treatment.

Symptoms of Roundworms in Dogs
Visible Signs of Roundworms
Worms in Stool or Vomit
Pot-bellied Appearance

Dogs with roundworms may show worms in stool or vomit, indicating infection. Another symptom is a pot-bellied appearance, where the dog’s abdomen looks swollen. Regular deworming and vet check-ups are crucial to maintain a dog’s health.

Gastrointestinal Symptoms

Roundworm infestations in dogs often manifest in diarrhea and vomiting due to the presence of adult worms in the intestines. The irritation caused by the worms can lead to inflammation and result in these symptoms. Additionally, some dogs may experience constipation and gas, which can be indicative of a roundworm infestation.

These gastrointestinal symptoms can vary in severity depending on the extent of the infestation and the dog’s overall health. It’s important for dog owners to be vigilant about any changes in their pet’s bowel movements and seek veterinary care if they suspect a roundworm infestation.

Respiratory Manifestations

One of the signs of roundworms in dogs is persistent coughing, often accompanied by gagging or retching.

Roundworm infestations can lead to nasal discharge, characterized by a runny or thick, mucous-like substance.

Behavioral And Physical Changes

Dogs infected with roundworms may exhibit lethargy and weakness. They may appear tired and lack energy. Additionally, poor growth in puppies can be a sign of roundworm infestation. Puppies may fail to thrive and grow at a normal rate, which can be a cause for concern.

Coat And Skin Indicators

Dull Coat: One of the symptoms of roundworms in dogs is a dull, dry, or scruffy coat. If you notice that your dog’s fur has lost its usual luster, it could be an indication of a roundworm infestation.

Skin Lesions: Another indicator of roundworms is the presence of skin lesions or irritations. These may appear as red, inflamed areas on the skin, which could be a sign of roundworms affecting your dog’s overall health.

Complications And Secondary Symptoms

Complications and secondary symptoms may arise due to roundworm infestation in dogs. Look out for signs like vomiting, diarrhea, and a potbellied appearance in your pet. Prompt veterinary attention is crucial to address these issues effectively and ensure your dog’s well-being.

Nutritional DeficienciesObstruction and Pneumonia
Dogs with roundworms may suffer from nutritional deficiencies due to worms absorbing nutrients.Obstruction in the intestines can occur, leading to severe discomfort and potential blockages.
This can result in weight loss and a dull coat, indicating a lack of essential vitamins and minerals.In some cases, roundworms can travel to the lungs, causing pneumonia and breathing difficulties.

Diagnosis And Testing

Fecal examinations are commonly used to detect roundworm infestations in dogs. A stool sample is examined under a microscope to identify the presence of roundworm eggs. Imaging techniques such as X-rays can also be employed to detect adult roundworms in the dog’s intestines. These diagnostic methods are essential for confirming the presence of roundworms and determining the appropriate course of treatment for the affected dogs.

Treatment Options

Discover effective treatment options for managing symptoms of roundworms in dogs. From deworming medications to natural remedies, address your pet’s health promptly. Prioritize your furry friend’s well-being with proper care and veterinary guidance.

Treatment Options
Anthelmintic Medications
There are several types of anthelmintic medications available for the treatment of roundworms in dogs. These medications work by killing the roundworms in the dog’s digestive tract. Some of the most commonly used anthelmintics include fenbendazole, pyrantel pamoate, and milbemycin oxime. It’s important to follow the dosage instructions provided by your veterinarian to ensure that the medication is effective.
Preventive Measures
There are several things that you can do to help prevent your dog from becoming infected with roundworms. One of the most important preventive measures is to ensure that your dog is on a regular deworming schedule. This will help to kill any roundworms that your dog may have picked up before they have a chance to reproduce.
You should also make sure that your dog’s living environment is clean and free from feces. Roundworm eggs can live in soil for years, so it’s important to pick up after your dog and dispose of the waste properly.
Additionally, you should be sure to wash your hands thoroughly after handling your dog or coming into contact with any soil or feces. This will help to prevent the spread of roundworms to other animals or humans.

Preventing Roundworm Infections

Roundworm infections in dogs can be identified through symptoms such as vomiting and diarrhea. Regular deworming is crucial to prevent infestations. Environmental hygiene plays a significant role in reducing the risk of roundworm infections. It is important to maintain a clean living environment for your pet.

Frequently Asked Questions

How Do Dogs Act When They Have Roundworms?

Dogs with roundworms may show symptoms such as vomiting, diarrhea, weight loss, and a potbelly appearance. Some dogs may also have a dull coat, cough, and lethargy. It is important to take your dog to the vet for diagnosis and treatment if you suspect they have roundworms.

What Happens If Roundworms Go Untreated In Dogs?

If roundworms go untreated in dogs, they can cause vomiting, diarrhea, weight loss, and a potbellied appearance. They may also lead to more serious health issues. Regular deworming is essential for preventing these problems.

What Does Dog Poop Look Like With Roundworms?

Dog poop with roundworms may appear similar to spaghetti or rice grains. It may contain visible white or tan-colored worms.

How Long Does It Take To Get Rid Of Roundworms In Dogs?

It typically takes 2-4 weeks to get rid of roundworms in dogs with proper treatment. Regular deworming is essential for prevention.


Understanding the symptoms of roundworms in dogs is vital for early detection and treatment. Keep an eye out for signs like vomiting, diarrhea, and weight loss. Regular vet check-ups can help ensure your furry friend stays healthy and free from these pesky parasites.

Stay informed and proactive for your dog’s well-being.