Vet with dog husky

Deworming is an important part of keeping your pets healthy, along with good food, clean water, and regular exercise. In the Philippines, dogs and cats can pick up intestinal parasites from contaminated soil, animal waste, fleas, and infected prey.

Puppies and kittens need special attention because worm infections can affect their growth and health. Whether you have a young pet or an adult companion, understanding deworming can help you establish a preventive-care routine with your veterinarian.

What Is Deworming?

Deworming is a treatment that uses medication to remove or control certain worms living in your pet's body, particularly in the intestines.

Dogs and cats can pick up worms through contaminated soil, animal waste, swallowed fleas, or contact with infected animals. Some worm infections can cause stomach problems, poor growth, weight loss, and other health concerns if left untreated.

Some parasites can also spread to humans. Because different medications target different types of worms, your veterinarian can assess your pet's age, weight, health, and potential exposure before recommending an appropriate treatment.

Why Puppies and Kittens Need Special Attention

White puppy and kitten

Puppies and kittens need special care early in life because some worm infections can affect their growth and health. Young pets may acquire parasites from their mother before birth or while nursing. Roundworms and hookworms, for example, can affect their nutrition and may cause problems such as poor growth, weakness, and anemia.

To protect growing pets, veterinarians generally recommend starting a deworming routine early. Puppies and kittens may begin treatment at around 2 weeks old, with repeat treatments during their first weeks of life. Confirm the exact schedule with your veterinarian.

Good hygiene also helps reduce the risk of reinfection. Clean up animal waste promptly, wash your pet's bedding regularly, and provide clean food and water. Flea control is important, too, because pets can acquire certain tapeworms by swallowing infected fleas while grooming.

Combining appropriate veterinary care with good hygiene helps give your young pet a healthier start.

Common Types of Worms in Dogs and Cats

Different intestinal parasites affect pets in different ways. Knowing the common types can help you understand why veterinary testing and appropriate treatment matter.

  • Roundworms: These are common in puppies and kittens. An infection may cause a swollen belly, diarrhea, or poor growth, although some pets show no obvious signs.
  • Hookworms: These parasites attach to the intestinal lining and feed on blood. Heavy infections can cause anemia, weakness, and dark or bloody stool, particularly in young animals.
  • Tapeworms: Pets can acquire certain tapeworms by swallowing infected fleas or eating infected prey. Small, rice-like segments may appear in their stool or around their rear end.
  • Whipworms: These parasites primarily affect dogs. Infections may cause ongoing diarrhea, weight loss, or other digestive problems.

Not every deworming medicine treats every type of worm. Your veterinarian may recommend a stool test, also called a fecal examination, to look for signs of intestinal parasites and help determine the appropriate treatment.

Keep in mind that pets can carry worms without showing visible symptoms. Normal-looking stool and a healthy appetite don't always mean your pet is parasite-free.

Signs Your Pet May Have Worms

Some pets with intestinal parasites show no obvious symptoms. Others may develop digestive problems, weight changes, or signs of poor health.

Watch for these possible warning signs:

  • Changes in stool: Your pet may have loose stool, diarrhea, or mucus in their poop.
  • Vomiting: Some pets vomit, and you may occasionally see visible worms.
  • Weight loss or poor growth: Your pet may lose weight despite eating normally, or a young pet may not grow as expected.
  • Swollen belly: Puppies and kittens with certain worm infections may develop a round, pot-bellied appearance.
  • Visible worm segments: Small, rice-like pieces around the rear end or in the stool may indicate tapeworms.
  • Scooting or licking: Your pet may drag their bottom across the floor or lick the area more often than usual.
  • Low energy or pale gums: These signs may occur with more serious infections, including those that cause anemia.
  • Changes in appetite: Your pet may eat less or show unusual changes in their appetite.

These signs do not necessarily mean your pet has worms. Diarrhea, vomiting, itching, and weight loss can also have other causes, and some pets with parasites show no obvious symptoms.

If you notice persistent symptoms, contact your veterinarian instead of trying to diagnose the problem yourself. Seek prompt veterinary care if your pet has pale gums, severe weakness, repeated vomiting, bloody stool, or signs of significant dehydration.

For additional guidance on digestive issues in dogs and cats, read Pet Express's guide on what to do when your pet has diarrhea.

What to Do If You Think Your Pet Has Worms

Cat deworming tablet

If you suspect your dog or cat has worms, the next step is to arrange veterinary care rather than trying to identify or treat the infection yourself.

1. Contact your veterinarian

Be ready to describe your pet's symptoms, when they started, and when your pet last received deworming medication.

2. Prepare your pet's health records

If possible, bring their vaccination and deworming history, a list of current medications, and their latest weight. These details can help your veterinarian assess their needs.

3. Follow testing and treatment instructions

Your veterinarian may recommend an examination or stool test. If your veterinarian prescribes medication, follow the instructions for the dose, timing, and duration.

4. Keep your pet's surroundings clean

Remove animal waste promptly, clean litter boxes regularly, and wash bedding as needed. Wash your hands with soap and water after handling waste or cleaning pet areas.

5. Maintain flea control

Pets can swallow infected fleas while grooming and acquire certain tapeworms this way. Ask your veterinarian which flea-control products suit your pet. You can also explore Pet Express tick and flea prevention products.

6. Attend follow-up appointments

Some worm infections require repeat treatments or additional stool tests. Follow your veterinarian's instructions rather than assuming a single dose will resolve every infection.

Important Tip for Pet Parents: Never give your pet human deworming medication or a product intended for another animal without veterinary guidance. The active ingredients, dosage, and age restrictions can differ, and the wrong treatment may harm your pet.

Deworming Schedule for Dogs and Cats

The right deworming schedule depends on your pet's age, health, lifestyle, and risk of parasite exposure. Puppies and kittens generally need more frequent treatment early in life, while adult pets need a preventive plan suited to their individual needs.

The schedules below are general guidelines, not fixed rules for every animal. Your veterinarian should confirm the appropriate timing, product, and dosage for your pet.

Pet's life stage

General guideline

What to discuss with your vet

Puppies

Often start at around 2 weeks old, with repeat treatments every 2 weeks during early life and monthly treatment afterward as advised by a veterinarian.

Timing, medication, and follow-up prevention

Kittens

Often follow a similar early-life schedule, starting at around 2 weeks old, with timing confirmed by a veterinarian.

Timing, medication, and follow-up prevention

Adult dogs

Follow a veterinarian-recommended plan based on exposure, health, testing, and preventive care.

Outdoor access, hunting, stool testing, and current preventives

Adult cats

Follow a veterinarian-recommended plan based on exposure, health, testing, and preventive care.

Indoor or outdoor lifestyle, flea exposure, and hunting habits


These timelines are starting points for discussion with your veterinarian, not a replacement for professional advice. If your pet has missed treatments or you do not know their history, ask your veterinarian how to proceed rather than doubling doses or restarting a schedule on your own.

Wormguard All Wormer 10 tabs
PET EXPRESS

Wormguard All Wormer 10 tabs

P 549.00

Make Deworming Part of Your Pet's Care Routine

White dog getting pats on the head

Deworming is an important part of preventive pet care, but keeping your dog or cat healthy involves more than following a fixed schedule. Regular veterinary checkups, appropriate parasite prevention, flea control, and good hygiene all help reduce the risk of infection.

Keep a written record of your pet's treatments and share it with your veterinarian during checkups. Update the plan as your pet grows, changes its routine, or develops new health needs.

If you suspect your pet has worms, seek professional advice instead of trying to diagnose or treat the problem yourself. With the right guidance and consistent care, you can help your pet stay healthy while protecting your household from preventable parasite risks.

Ready to support your pet's parasite prevention plan? Visit a Pet Express store or shop online for deworming products your veterinarian prescribes or recommends. Help your furry friend stay healthy with the right care and treatment.

FAQ

  • How often should you deworm a dog?

The answer depends on your dog's age, health, lifestyle, and parasite exposure. Puppies need more frequent treatment during early life, while adult dogs may need regular preventive medication, stool testing, or both. Your veterinarian can recommend a suitable schedule.

  • When should puppies start deworming?

Puppies commonly begin deworming at around two weeks old, with repeat treatments every two weeks during early life. Monthly prevention may follow until six months of age. Ask your veterinarian to confirm the right product, dose, and timing.

  • How often should cats be dewormed?

Kittens generally need more frequent treatment early in life, while adult cats follow a plan based on their health and exposure risks. Indoor cats can still encounter parasites, so ask your veterinarian about suitable prevention and testing.

  • What are the signs that a dog has worms?

Possible signs include diarrhea, vomiting, weight loss, poor growth, a swollen belly, or rice-like tapeworm segments around the rear end. Some dogs show no symptoms. A veterinarian can recommend the appropriate tests to determine the cause.

  • Can dogs and cats use the same dewormer?

Not always. Some medications treat parasites in both species, but others are intended only for dogs or cats. The active ingredients, dosage, age restrictions, and parasite coverage can differ. Always consult your veterinarian before giving your pet a deworming product.

Pet health & nutrition

You Might Also Like

Shop Now

Loved this guide? Treat your pet to something new while you're here.