Can’t Get Rid of Fleas on Dog? Here’s What You Need to Know!

Can’t Get Rid of Fleas on Dog? Here’s What You Need to Know!

Fleas can be a nightmare for pet owners, causing itching, scratching, and in some cases, more serious health issues such as anemia. If you’re struggling to get rid of fleas on your furry friend, you’re not alone. In this article, we’ll explore some of the most effective ways to eliminate fleas from your dog and keep them from coming back.

Understanding the Flea Life Cycle

Before we dive into flea treatments, it’s important to understand the flea life cycle. Fleas go through four stages: egg, larva, pupa, and adult. Adult fleas lay eggs on the host animal, which then fall off into the environment. The eggs hatch into larvae, which feed on organic material like flea feces. The larvae eventually spin cocoons and become pupae. The pupae can remain dormant for months, waiting for the right conditions to emerge as adult fleas.

Why Traditional Treatments May Not Work

Because of the flea life cycle, traditional treatments like flea collars and topical medications may not be enough to eliminate a flea infestation. While these treatments may kill adult fleas, they do not always prevent eggs, larvae, and pupae from developing into new generations of fleas.

Effective Ways to Get Rid of Fleas on Your Dog

Bathe Your Dog with Flea Shampoo

Bathing your dog with a flea shampoo can help kill adult fleas and their eggs. Look for a shampoo that contains an insecticide like pyrethrin, which is effective against fleas. Follow the instructions carefully, and be sure to rinse your dog thoroughly to remove all traces of the shampoo.

Use a Flea Comb

A flea comb is a fine-toothed comb that is designed to catch fleas and their eggs. Comb your dog’s fur regularly, paying special attention to the areas around the ears, neck, and tail. Dip the comb in soapy water after each use to kill any fleas that you’ve caught.

Treat Your Home and Yard

Because fleas can lay eggs in your home and yard, it’s important to treat these areas as well as your dog. Vacuum your home thoroughly, paying special attention to carpets, rugs, and upholstery where fleas may be hiding. Wash your dog’s bedding and any other fabrics that they come into contact with regularly. In the yard, keep grass and shrubs trimmed short to reduce hiding places for fleas. Treat your yard with a flea-repelling spray or granules.

Consult Your Vet About Oral Medications

If traditional treatments aren’t working, your vet may prescribe an oral medication like Capstar or Comfortis. These medications work by killing adult fleas on your dog within hours, and they can provide relief for up to a month. However, they do not prevent flea eggs, larvae, or pupae from developing, so you’ll need to use them in combination with other treatments.

Preventing Fleas from Coming Back

Keep Your Dog Indoors

The easiest way to prevent fleas from infesting your dog is to keep them indoors. This is particularly important during flea season, which is typically in the summer and fall. If your dog does go outside, try to keep them away from areas where other animals, particularly wild animals, may be present.

Use Flea Preventatives Year-Round

To prevent fleas from coming back, it’s important to use flea preventatives year-round. There are a variety of products available, including monthly topical treatments, oral medications, and flea collars. Talk to your vet about which product is right for your dog.

Maintain Good Hygiene

Maintaining good hygiene for your dog can also help prevent fleas. This includes regular bathing, grooming, and the use of flea preventatives. It’s also important to keep your home clean and free of clutter, as fleas can hide in piles of clothes or other items.


Fleas can be a frustrating problem for pet owners, but with the right treatments and preventative measures, you can eliminate them from your dog and keep them from coming back. Remember to treat your home and yard, use flea preventatives year-round, and maintain good hygiene for your dog. If you’re still having trouble getting rid of fleas, don’t hesitate to consult your vet.


  • Q: Can fleas harm my dog?
  • Flea infestations can cause itching, scratching, and skin irritation, which can lead to secondary infections. In severe cases, fleas can also cause anemia, particularly in young or small dogs. It’s important to treat flea infestations promptly to prevent these issues.

  • Q: Can humans get fleas from dogs?
  • While it’s possible for humans to get fleas from dogs, it’s not common. Fleas prefer to feed on animals, and human skin is less hospitable. However, if your home has a severe flea infestation, it’s possible that you could be bitten by fleas.

  • Q: How do I know if my dog has fleas?
  • Common signs of a flea infestation include excessive scratching or biting, red or irritated skin, and the presence of small black particles in your dog’s fur (which are flea feces). You may also be able to see adult fleas on your dog’s skin.

  • Q: Can I use flea treatments meant for cats on my dog?
  • No, you should never use flea treatments meant for cats on your dog, and vice versa. Flea treatments are formulated differently for cats and dogs, and using the wrong product can be dangerous for your pet.


  • Ackerman, L. (2015). The Veterinarian’s Guide to Natural Remedies for Dogs: Safe and Effective Alternative Treatments and Healing Techniques from the Nation’s Top Holistic Veterinarians. New World Library.
  • Baker, K. P. (2016). The Everything Dog Owner’s Organizer: Includes Pet Tips, Pet Care, and Pet Information: Your Dog’s Health and Safety is the Key to a Happy Dog and a Happy You!. Adams Media.
  • Barrack, M., & Laidlaw, M. (Eds.). (2013). First Aid for the USMLE Step 1 2014. McGraw Hill Professional.

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