Skip to main content
  1. Home
  2. Dogs
  3. Evergreens

PawTracks may earn a commission when you buy through links on our site.

Are flea collars safe for puppies? What you need to know about flea and tick prevention

Find out if your young pup should wear a flea collar

Add as a preferred source on Google

No matter what breed or age your dog is, it’s important to keep him protected from fleas. They’re itchy, they travel fast, and are a surefire way to create chaos in any household. Here’s the catch: Many popular flea prevention methods are not safe for puppies.

If you’ve found yourself Googling “can puppies wear flea collars” — search no more — we have the answers for you here. We’ll review what a flea collar is, whether flea collars are safe for puppies, and what flea prevention methods are most useful (and safe!) for your growing fur baby. After just a little research, you’ll know exactly how to keep your puppy flea-free — for good!

Dog in yellow anti-flea dog collar
Image used with permission by copyright holder

What is a flea collar? How does it protect my dog from fleas?

Flea collars are one preventive method of keeping pets free of fleas (and sometimes ticks). These collars are made of plastic and contain insecticides and pesticides such as tetrachlorvinphos, propoxur, and flumethrin, among others. The purpose of these chemicals is to kill and repel bugs, though 2020 reports from the Center for Biological Diversity suggest that the two chemicals found in Seresto collars — flumethrin and imidacloprid — may be harmful to pets. At this time, though, the U.S. Environmental Protection Agency has not issued a warning or recall for these items.

Recommended Videos

In 2021, though, Canada passed a Special Review Decision that included the amendment and cancellation of many flea prevention products, including some Hartz Ultraguard products. As for Seresto, the product has never been allowed in the country. According to an opening statement from Congressional Chairman Raja Krishnamoorthi, “in 2016, Canada’s Pest Management Regulatory Agency (PMRA) concluded — based on a review of the same American data available to the EPA — that the collar posed too great a risk to pets and their owners to be sold in Canada. Therefore, Seresto has never been allowed in Canada.”

Back dog with a blue harness and flea collar stands with their tongue out and tail wagging
Pumbastyle / Shutterstock

Are flea collars safe for puppies? How old does a dog need to be to wear a flea collar?

Because puppies are so sensitive in general, and because flea collars typically contain a larger amount of their respective pesticides (enough to be released over weeks or months at a time), they are not safe for young puppies. This is also why flea collars come in different sizes: Different-sized bodies need a different amount of chemicals — just enough to keep them protected without making them sick themselves.

Some collars meant for younger dogs use a chemical that’s less toxic to pups, but your dog is being exposed to pesticides nonetheless. Dogs are considered old enough to wear a flea collar at around 7 or 8 weeks, notes the AKC, though the exact age varies from product to product.

Small dog playing with an orange flea collar on
Image used with permission by copyright holder

How to keep your puppy flea-free without the help of a flea collar

Since vets and animal experts don’t recommend using flea products like collars and shampoos on young puppies (or, in some cases, at all), you can opt for a regular brush-through with a flea comb instead. This will help you find any fleas that may be hidden in your dog’s fur. Use your comb to gently remove any fleas you do find so an infestation doesn’t become an issue.

According to the American Kennel Club, flea treatment medications — not preventive medication — can be safe for younger pups. Capstar, for example, is approved for puppies 4 weeks of age and older. Still, you should let your dog’s veterinarian know before starting your pup on any new medication — especially something strong like a flea treatment.

It’s also important to treat your home and yard for any kind of flea infestation. Don’t forget to vacuum all carpets and wash any fabric surfaces your dog may have touched.

Jack russell terrier with a blue flea collar stands in the grass
alexei_tm / Shutterstock

Alternatives to flea collars: Chewables, topicals, and more

Once your puppy reaches a few months of age, your flea prevention options will grow immensely. Talk to your vet if you’re tempted to start your pup on a flea collar; they can advise you about any other available flea treatments, including oral medications and topical ointments.

Frontline Plus is just one popular flea treatment that’s applied directly to your dog’s skin. Once a month, squeeze out the contents of one capsule onto your dog’s skin between the shoulder blades. As a plus, it also protects against ticks and flea larvae, which can be major problems on their own. NexGard is a well-known oral flea and tick medication that many vets recommend. It’s also taken once a month and is beef flavored for your dog’s enjoyment.

No matter how old your puppy is, you’re doing the right thing by thinking about flea prevention so early on. This gives you plenty of time to consider your options as well as your dog’s health and his environment, all essential factors in staying pest-free. When you’re on top of things early, you can nearly guarantee a healthy, no-itch life for everyone in your house, whether they have two legs or four.

Topics
These 7 guard dog breeds will protect you fiercely
Dog breeds that are some of the best personal guards you'll find
An Akita sitting on the bed

Most dogs are loyal and loving animals. That’s why we know them as humans’ best friends. They’d do anything for us. For some dogs, “anything” means protecting us with their lives, and these breeds make the best guard dogs. Many dogs have a natural defensiveness — it’s instinctual. They’ve evolved to protect the family they love. You’ll notice these pups keeping a watchful eye on your property. They may bark to alert you when your friend arrives or the mail gets delivered.
Remember, guard animals mean well. They aren’t trying to be vicious, but instead, they want to keep you and your home safe and sound. Some prospective pet parents want this quality in a dog. If that’s you, consider these breeds that make the best guard dogs.

What is the most protective breed of dog?

Read more
9 dog breeds like huskies you’ll absolutely love
Breeds that will remind you of Siberian husky dogs
Alaskan Malamute in grass

Siberian huskies are gorgeous dogs built to thrive in harsh conditions. They love the snow and cold weather, but they're just as likely to enjoy time spent indoors with their family. In recent years, huskies have become famous for their talkative, over-the-top personalities, but there are so many reasons to love this hearty Northern breed.
However, if you love these silly Siberian huskies, you may be interested in looking for other dog breeds like husky dogs. Some share that pointed, wolf-like look, while others take after huskies in terms of their personalities. Whatever you're looking for, you just may find it in these husky-like dog breeds.
Check out these nine dog breeds like husky pups. Odds are, they'll look and sound a little familiar!

Alaskan Klee Kai

Read more
How often do dogs really need vaccines?
What is the dog vaccine schedule? The answer can vary
A dog getting vaccine vet holding syringe

As a pet parent, you want what's best for your dog. Ensuring your pet stays up to date on vaccinations is essential. With human health, the recommendations are usually more straightforward — professionals recommend that people in certain age groups or with specific conditions receive vaccines at certain times. Some, like the flu shot, require regular boosters. Others provide long-term — and even lifelong — immunity.

What about pets, though? How often do dogs need vaccines? The answers aren't always so straightforward, so working with your veterinarian to determine the best course for your dog is vital. This guide to dog vaccinations will provide a blueprint and hopefully spark a helpful conversation about your pet's health with their veterinarian.
How often do dogs need vaccines?

Read more