What Kills Fleas Instantly? 5 Fast-Acting Flea Treatments.

 It could be overwhelming to watch your doggo licking and scratching himself all day long.

We all know that the reason behind an excessive self-scratching and itching is flea bites, these blood-sucking parasites can be a huge nuisance for our beloved dogs, that’s why we need to get rid of fleas fast.

When it comes to flea treatments, the faster the better, I mean, you don’t want your dog to suffer from hot spots “Flea allergy dermatitis” or any skin irritations which may lead to severe inflammations and more complicated skin problems.

What kills fleas on dogs instantly?

ProductNameRatingPrice

Frontline Flea & Tick Spray Check Price
Vets Best Flea and Tick Home Spray Check Price
Wondercide Natural Flea Control for Dogs Check Price
Adams flea and tick spray Check Price
Capstar Fast-Acting Oral Flea Treatment Check Price

Frontline Flea & Tick Spray

Top Pick

Frontline Flea & Tick Spray

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Frontline Spray provides fast, enduring and waterproof treatment of fleas, ticks and chewing lice for adult dogs and cats. Also, this spray can be applied for little puppies eight weeks of age or older.

Users claim that they don’t suffer from any flea problem even though they live in a high flea area, reason being is, this flea spray kills newly emerged adult fleas before they get the chance to lay their eggs, thus, prevents recurrent flea infestations.

Frontline spray is a potent flea and tick repellent; it will definitely exceed your expectations.     

The spray formulation includes fipronil, a fast-acting ingredient that get rid of fleas immediately after application, which make it one of the quickest way to kill fleas.

How does fipronil work?

Fipronil is terrible news for fleas since it kills them very quickly; this potent ingredient disturbs the normal functioning of the nervous system of these pesky pests, which cause flea paralysis.

Within 24 hours, all fleas should be destroyed. Moreover, Frontline stays active and keep killing fleas for 30 days.

Once you apply Frontline, the solution will linger in the hair follicles of your dog, and it will be continuously released to kill fleas fast.

Pros

• Fast-acting.
• Affordable.
• Easy to apply.

Cons

• May cause itchiness.

Vet’s Best Flea and Tick Home Spray

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Vets Best Flea and Tick Home Spray

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Vet’s Best Flea and Tick Home Spray contains 100% Certified natural oils; the formula is scientifically proven to kill fleas, larvae, flea eggs and ticks by contact.

This fast-acting flea treatment doesn’t contain any harsh chemicals; it’s efficient against pests and safe enough to apply around the entire family.

This flea spray is harmless, and you can apply it directly on your dog, you can also use it to get rid of fleas on puppies as long as they are at least 12 weeks old. Moreover, you can use this flea spray on upholstered items such as carpets, dog bedding, blankets, and more.

Since fleas die on contact, you must re-apply this spray until all adult fleas are gone.

If your dog is infested with fleas, chances are flea larvae, and flea eggs may also be lurking in his coat, so keep applying this spray until all the eggs hatch and get exterminated.

Finally, not only that this spray will kill fleas instantly, but it’s also fragrance-free and contains a non-staining formula; thus, it’s safe for your dog and your house.

Pros

• Formulated with certified and approved natural oils.
• Harmless for humans and dogs
• Can be applied on rugs and furniture.

Cons

• Don’t use if you’re allergic to peppermint essential oil.

Wondercide Natural Flea, Tick and Mosquito Control for Dogs

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Wondercide Natural Products – Flea, Tick and Mosquito Control for Dogs

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Unlike various common flea & tick products, this potent flea spray kills fleas on contact, repel and block 98% of fleas, ticks and mosquitoes. It also eliminates the whole pest life cycle, including larvae and eggs; thus, you can get rid of fleas in hours, not days.

This flea treatment stars working instantly, and you can apply it on carpeting, furniture, covers and flooring.

Quite gentle to use on small and senior pets every week, yet quite powerful to eliminate fleas fast.

If you prefer natural homemade flea remedies, then this flea spray can be an outstanding alternative for flea collars and pills.

You can even spray the solution on your skin to prevent flea bites. 

Pros

• Natural ingredients.
• Safe for dogs and humans.

Cons

• Must be re-applied many times for best results.

ADAM’S FLEA AND TICK SPRAY

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Adams Plus Flea and Tick Spray for Cats and Dogs

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Adams Flea & Tick Control provides long-lasting protection against pests, and keep your fur babies free from fleas and all kinds of parasites.

Adams Plus Flea and Tick Spray is a suitable, easy-to-use spray for fast and direct application on pets. It provides quick and long-lasting flea and tick protection for up two months.

Furthermore, it contains an insect growth regulator (IGR) that disrupts the flea life cycle and prevents re-infestations.

Adam’s flea spray is harmless and safe for puppies and kittens 12 weeks of age or older.

For the best results, use this spray once a week to kill the adult fleas and prevent their recurrence. After 24 hours of applying this spray, fleas will start dropping, and you can brush the remaining ones off your dog’s coat using flea combs.

This fast-acting flea spray provides fast relief from flea bites, and it can only be used on your dog and not on rugs or carpets.

Pros

• Fast-acting.
• Enduring effect for up to 30 days.
• Disturbs and break the flea life cycle in 2 months.

Cons

• Smells like a medicine.

Capstar Fast-Acting Oral Flea Treatment

Top Pick

Capstar Fast-Acting Oral Flea Treatment for Dogs

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Capstar (nitenpyram) is a fast-acting flea medicine pill that begins killing fleas in only 30 minutes.

One dose of Capstar eliminates 90% of adult fleas within 4 hours for dogs, relieving your fur friend of these pesky blood-sucking parasites.

Capstar treats flea infestations quick for every cat and dog in your house, and it can be applied on dogs, cats, puppies and kittens 2 pounds of weight or higher and four weeks of age or older.

By using Capstar, you ensure that all adult fleas will be killed before they can lay eggs and start a new infestation, also, is it safe to give your dog one tablet per day until flea infestation is entirely resolved.

While Capstar works fast to kill adult fleas and ease widespread infestation, subsequent treatment is advised to prevent future re-infestations from any lurking flea eggs and larvae in your house or yard.

Pros

• Kill all fleas in 4 hours.
• Safe to give your dog one pill per day.

Cons

• Pills are generally hard for pets to swallow
• Kills adult fleas only.