My Dog Is On Trifexis And Still Has Fleas

Some dogs have a problem with fleas no matter what they are treated with. My dog has fleas despite being on treatment for Trifexis. This is personally annoying, but it can be deadly for dogs because flea bites spread various types of diseases.

Most dog owners know that fleas are hard to manage. They are incredibly small, resilient, and quick. The only way to get rid of fleas is to use an effective flea medication like Trifexis. But still, some pet owners don’t know much about the medication or how it works.

Fleas can be a major annoyance for you and your pet, and the problem can get worse if you don’t take action quickly. Trifexis is a monthly chewable tablet that kills fleas, prevents heartworm disease, and treats and controls adult hookworms, roundworms, and whipworms. It does not prevent ticks or control lice.

If your dog is still scratching despite being on Trifexis, it could mean that she has other parasites such as ticks or lice, or that she has developed an allergy to the medicine. If you suspect that this might be the case, we recommend talking with your veterinarian about how to treat those problems while continuing with Trifexis.

How Long Does It Take for Trifexis to Get Rid of Fleas

If you have a flea infestation, it can be difficult to get rid of them. The first step is to make sure that your dog is not allergic to the flea bite. If your dog has a flea allergy, then it may be best for you to take him/her to the vet for some help. The next step is to make sure that you’ve treated all of the areas where the fleas are living. You want to make sure that the place where your dog sleeps and plays isn’t infested with fleas. Then you should treat all of these areas with insecticide or other means of getting rid of these nasty creatures.

The third thing that you can do is use Trifexis (spinosad), which will kill any fleas on your dog and prevent new ones from jumping onto its skin. This medication lasts for 30 days, so if you’re going on vacation or have a long weekend coming up and don’t want to worry about bringing back any unwanted guests when you return home, then this would be an excellent option for getting rid of those pesky bugs.

Why Does My Dog Still Have Fleas After Taking a Flea Pill?

When it comes to flea control, there are many different products available that are safe for dogs and cats. Some of these products include flea collars, flea sprays, and flea drops. Many owners choose to use a flea pill for their pets because it is convenient and easy to administer. However, not all fleas are killed by the pill alone. In fact, many people find themselves wondering why their dog still has fleas after taking a flea pill.

The truth is that most dogs will still have fleas after they take a pill. The reason for this is that while the pills do kill adult fleas, they cannot kill all of them. The best way to ensure that your dog does not have any remaining fleas after taking a pill is by treating your home as well as your pet with an insecticide spray or powder. This will ensure that all stages of development are killed off so that new eggs cannot hatch into larvae once again.

Does Trifexis Kill Flea Eggs?

Trifexis is a flea and ticks preventive that contains three medications in one pill. The active ingredients in Trifexis are spinosad, milbemycin oxime, and lufenuron.

Spinosad is an insecticide that targets the nervous system of fleas and ticks. Milbemycin oxime interferes with the blood-sucking insects’ nervous system to prevent feeding. Lufenuron is an insect growth regulator that prevents fleas from developing into adults.

Trifexis kills adult fleas, ticks, and their eggs. It is effective against both immature and adult stages of most common flea species, including cat fleas (Ctenocephalides felis), dog fleas (Ctenocephalides canis), and brown dog ticks (Rhipicephalus sanguineus). In addition to killing adult fleas, Trifexis also prevents them from laying fertile eggs for up to eight weeks after treatment begins.

How Quickly Does Trifexis Start Working?

Trifexis is a monthly chewable tablet that has been approved by the FDA for use in dogs. It contains three different medications: spinosad, which is an insecticide, milbemycin oxime, which is an antiparasitic agent, and marbofloxacin, which is an antibiotic.

The drug works by preventing fleas from biting your dog and infecting them with tapeworms and heartworms. It also prevents fleas from laying eggs on your pet’s body so they can’t reproduce.

list of Flea Killers

Fleas are a problem that many pet owners have to deal with. It’s not just your cat or dog that has to deal with them, but also you.

Flea bites can cause your skin to become irritated and swollen. If you have little children in your home, they might be more susceptible than adults to flea bites and the resulting irritation.

This list of flea killers is designed to help you find the best products for killing fleas on your pets, as well as preventing them from coming back.


Vet’s Best Flea and Tick Home Spray | Flea Treatment for Dogs and Home | Plant-Based Formula | 32 Ounces

Price: $9.97

Features :

  • GENTLE PROTECTION: Vet’s Best Flea & Tick Home Spray uses certified natural ingredients to kill fleas, flea eggs, and ticks on contact.
  • PROVEN EFFECTIVE: Whether facing an active infestation or applying for routine prevention, our spray is scientifically proven effective against pests but gentle enough to use around the whole family.
  • CERTIFIED NATURAL OILS: Each steam-distilled essential oil is selected for its potent pest-fighting properties and is 100% Certified Natural.
  • TOTAL HOME DEFENSE: Applies easily on surfaces, indoors and out, including dog bedding, crates, furniture, blankets, upholstery, carpets, outdoor surfaces, and more. Also gentle enough to be applied directly on dogs and puppies 12 weeks or older.
  • MADE IN THE USA: Our products are proudly manufactured in the USA with quality domestic and internationally sourced ingredients.

Additional Info :

Item Dimensions 
Height0.81 Inches
Width3.38 Inches
Length3.38 Inches
Weight2.42 Pounds

Buy Now

PetLab Co. Probiotics for Dogs - Support Gut Health, Itchy Skin, Seasonal Allergies, and Yeast with Each Tasty Chew - Dog Probiotics - Safe for Small, Medium and Large Dogs - Packaging May Vary

PetLab Co. Probiotics for Dogs – Support Gut Health, Itchy Skin, Seasonal Allergies, and Yeast with Each Tasty Chew – Dog Probiotics – Safe for Small, Medium, and Large Dogs – Packaging May Vary

Price: $35.95

Features :

  • ONE CHEW, MANY BENEFITS – With this single-dog probiotic you can deliver digestive support, promote healthy yeast production and encourage a normal immune response. Unlock a new world of happiness and comfort for your dog
  • WORLD-CLASS INGREDIENTS – Our pet probiotic supplement contains a base of Inulin (prebiotic for dogs), Honey, and Pumpkin. Plus 8 strains of beneficial bacteria that aid digestion, optimize skin health, and support coat comfort
  • EASY-TO-USE – Young puppy or a senior dog? Supporting their gut health shouldn’t be difficult. Our canine Chews are easy to use and easily absorbed, and thanks to their mouth-watering pork flavor, they are easy to give to even the fussiest of pups
  • PREMIUM AMERICAN PRODUCT – No expense is spared during our manufacturing process. Our dog health supplies are exclusively manufactured in the USA in FDA-registered facilities utilizing safe, effective ingredients
  • INVEST IN YOUR DOG’S HEALTH – Want to help your dog’s occasional itchy skin, paw licking, head shaking, or loose stools? Subscribe and save today to join over 1 million dogs and pet parents thriving as part of the PetLab Co. family

Additional Info :

Buy Now

Dog Lover Funny Gift - My Dog Winks At Me Sometimes T-Shirt

Dog Lover Funny Gift – My Dog Winks At Me Sometimes T-Shirt

Price: $19.99

Features :

  • These T-Shirts Are An Awesome Gift Idea For Men, Women, and Kids.
  • This Tee Makes A Perfect Present For A Anniversary, Graduation, Birthday, Christmas, Or Any Other Gift Giving Occasion.
  • Lightweight, Classic fit, Double-needle sleeve, and bottom hem

Additional Info :


Buy Now

Nutramax Denamarin Liver Health Supplement for Large Dogs - With S-Adenosylmethionine (SAMe) and Silybin, 30 Tablets

Nutramax Denamarin Liver Health Supplement for Large Dogs – With S-Adenosylmethionine (SAMe) and Silybin, 30 Tablets

Price: $69.99

Features :

  • DENAMARIN HELPS MAINTAIN THE HEALTH OF YOUR PET’S LIVER: The liver is one of the most vital organs in your pet and is responsible for removing toxins, storing energy, aiding digestion, and supporting the immune system
  • PROVIDES LIVER PROTECTION AND DETOXIFICATION: Denamarin helps to increase levels of a potent antioxidant called glutathione, which helps with detoxifying the liver and may help in liver cell repair and regeneration
  • HIGH-QUALITY INGREDIENTS: The Silybin (Milk Thistle Extract) in Denamarin has been shown to have higher absorption in dogs than the standardized milk thistle extract found in many other products.
  • Made in the USA from globally sourced ingredients

Additional Info :

Item Dimensions 
Height1.4 Inches
Width3.6 Inches
Length5.5 Inches
Weight0.1 Pounds

Buy Now

FRONTLINE Plus Flea and Tick Treatment for Dogs (Extra Large Dog, 89-132 Pounds, 3 Doses)

FRONTLINE Plus Flea and Tick Treatment for Dogs (Extra Large Dog, 89-132 Pounds, 3 Doses)

Price: $33.14

Features :

  • The name in flea & tick protection trusted by pet owners for over 20 years, this waterproof, fast-acting flea and tick treatment kills fleas, flea eggs, lice, and ticks, including those that may transmit Lyme disease.
  • Designed for use only with dogs and puppies, this long-lasting treatment is made for dogs eight weeks or older.
  • Made with two active ingredients, fipronil and (S)-methoprene, this treatment stops infestations and prevents new ones.
  • Applied on a single point on your pet, the treatment rapidly covers your dog’s entire body and deposits in the sebaceous glands. These glands as a reservoir, continuously replenishing the treatment onto your pet, working even if your dog gets wet.
  • One dose of FRONTLINE Plus lasts 30 days.

Additional Info :

Item Dimensions 
Height4.5 Inches
Width0.75 Inches
Length5.75 Inches
Weight0.01 Pounds

Buy Now

In Conclusion,

There are a few ways to combat fleas, but one of the most common is Trifexis. This medication is a combination of three different medications that are used to treat parasites and worms in dogs. While it is effective at treating these parasites and worms, it does not kill all of them. And if your dog has fleas, there may be some leftover after treatment with Trifexis.

The best way to treat fleas on your dog while they are still taking Trifexis is to use a flea comb. Flea combs can be purchased at any pet store or online. You should also ask your vet about other options for treating your pet’s flea problem while they are taking Trifexis.

Leave a Reply

error: Content is protected !!
%d bloggers like this: