There are a variety of different treatments available for flea infestations, including topical applications and collars. The time it takes for your pet to be free of fleas after treatment depends on the type of treatment you choose, as well as your pet’s size and age.
Flea treatments typically work best when combined with other treatments that kill adult fleas and their eggs, such as spot-on. It is also important to treat any other pets in your home who may have been exposed to fleas.
If you choose a topical treatment, like Advantage® II or Frontline®, the process usually takes about three days before all adult fleas are gone from your pet’s fur. Treating your home with an insecticide also helps reduce the number of eggs left behind by killing them before they hatch into adults.
If you choose a spot-on product, like Nexgard®, it takes about seven days before all adult fleas are gone from your dog’s fur. If you choose a chewable tablet or pill like Comfortis®, it takes about 10 days until all adult fleas are gone from your dog’s fur (and up to 30 days if they have tapeworm).
If you’ve just treated your dog with flea medication, you’ll want to know how long after flea treatment fleas die.
The length of time it takes for a flea to die will vary depending on the type of medication used and the dosage. It can also depend on the conditions in which the fleas are living. For example, if they’re living in a house that’s not being treated—or if they’re living outdoors in a humid climate, it may take longer for them to die than if they’re living in a dryer environment with less humidity and lower temperatures.
When choosing a product for your dog’s treatment, it’s important to consider all of these factors so that you can get an accurate idea of how long after flea treatment fleas die.
How Long Do Fleas Take to Die After Treating?
The short answer is: it depends. The long answer is that it depends on a number of factors, including the type of treatment you use, what kind of fleas you have, and how many are in your home or yard.
Flea treatments are designed to kill adult fleas by interrupting their life cycle and preventing them from laying eggs. However, some treatments work faster than others. For example, if you have a lot of fleas in your home, it may take several days for all of them to die after treatment. If you have fewer fleas, the process may take only hours or days.
Is It Normal to Still Have Fleas After Treatment?
Fleas are small, annoying pests that can be hard to get rid of. That’s why you may be wondering if it’s normal to still have fleas after treatment.
If you’ve tried to get rid of your fleas using traditional methods like vacuuming and spraying, then you might not be surprised by the fact that you’re still seeing them around your house. Unfortunately, these methods only work so well because they don’t kill all the fleas in your home.
This is why it’s important to use a product like [product name] when treating your flea infestation. This product works by killing adult fleas and preventing new ones from breeding in your home. It also works on eggs, larvae, and pupae (the three stages of a flea’s life cycle). This means that once you apply the treatment, there will be no more eggs or larvae left behind for future generations.
Do Fleas Die or Jump off After Treatment?
Fleas are tiny insects that feed on the blood of animals, including dogs and cats. While fleas can survive for up to one year without feeding, they will die within a few days if they are unable to feed on their host.
When fleas bite, they inject a small amount of saliva into the skin. This saliva contains an anticoagulant that keeps the blood flowing while they feed. When they’re done eating, fleas will jump off and find another host.
Flea treatment kills adult fleas and prevents new ones from hatching. It takes several treatments in order to completely eliminate all adult fleas from your animal’s fur.
Is It Ok to Reapply for Flea Treatment After 2 Weeks?
Flea treatments are meant to be applied once a month, but it’s okay to reapply your treatment after two weeks if you’re worried about fleas.
In general, it’s best to wait at least 14 days between doses of flea treatment. This is because some fleas can lay eggs before the first dose has had time to take effect. If you apply another dose too soon, those eggs will hatch into new fleas that will still be able to bite and cause an allergic reaction in your pet.
However, if you think there’s a chance that the fleas might have laid eggs before the first application took effect, or if your pet seems like he or she is scratching more than usual, then it may be worth applying another dose earlier than 14 days after the last one.
List of Products For Flea Treatment
Fleas are a common problem for pet owners and can be a very difficult problem to treat. There are many different types of fleas and treatments, but we have found the following products to be among the most effective.

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 :
Color | Green |
Item Dimensions | |
Height | 0.81 Inches |
Width | 3.38 Inches |
Length | 3.38 Inches |
Weight | 2.42 Pounds |

Terro T230 Indoor Electric Flea Light Refillable Flea Trap and Killer
Price: $14.97
Features :
- Detect & Control – Eliminate existing indoor flea problems or use it as an early detection device to monitor flea problems before they begin
- Lures Fleas – The flea trap uses light and heat, which simulates a warm-blooded host, to attract fleas from up to 30 feet away
- Traps & Holds – When fleas and other insects enter the trap, they become stuck fast to the SuperGrabber glue board
- Easy to Use – Simply insert a glue board, plug the trap in, and place where fleas are common. Replace the glue board every 2-4 weeks for the best results
- For Indoor Flea Problems – Lure fleas out of upholstery, carpeting, cracks, and more. It’s perfect for detecting fleas in areas where pets spend time
- Includes 1 TERRO Flea Trap and 2 SuperGrabber glue board inserts; refilled glue boards are available (sold separately)
Additional Info :
Color | White |
Item Dimensions | |
Height | 4.85 Inches |
Width | 6.5 Inches |
Length | 6.5 Inches |

Natural Care Flea and Tick Spray for Dogs and Cats | Flea Treatment for Dogs and Cats | Flea Killer with Certified Natural Oils | 14 Ounces
Price: $9.76
Features :
- A WORKING SOLUTION – Natural Care Flea & Tick Home Spray works with you to kill fleas, flea eggs, and ticks on contact. And it repels mosquitoes. Just apply it wherever the pests are found, inside and out.
- NO HARSH CHEMICALS – The formula uses the natural power of plant extracts, like peppermint oil and clove extract, to get the job done.
- NO STAINS – It’s safe to use on pet bedding, pillows, blankets, carpets, rugs, drapes, upholstery, countertops, and so much more. And you don’t have to worry about it leaving a stain.
- SAFE TO USE – You can use it on your dogs and cats, 12 weeks and older, as directed. Since it’s a plant-based formula, it’s safe to use around the whole family.
- QUALITY – The bottle is packaged in such a way that it won’t leak when it’s shipped to you.
Additional Info :
Item Dimensions | |
Height | 9.5 Inches |
Width | 2.62 Inches |
Length | 2.62 Inches |
Weight | 1.14 Pounds |

Frontline Plus Flea and Tick Treatment for Dogs (Large Dog, 45-88 Pounds, 3 Doses)
Price: $34.98
Features :
- Waterproof flea and tick treatment for dogs: Frontline Plus for Dogs provides waterproof, fast-acting, long-lasting flea and tick treatment and control for your dog. This product is approved for use on dogs 45-88 lbs.
- Break the flea life cycle with frontline: Frontline flea and tick treatment for dogs kills adult fleas plus flea eggs and larvae to stop existing infestations and prevent the establishment of new infestations.
- Kills fleas and ticks: Frontline flea and tick treatment for dogs kill fleas, flea eggs, lice, and ticks. This flea and tick treatment kills ticks, including those that may transmit Lyme disease.
- Trusted flea and tick protection for dogs: Frontline has been trusted by veterinarians for nearly 20 years. Made with 2 tough killing ingredients, fipronil, and (S)-methoprene – one to kill adult fleas and ticks and the second to kill flea eggs and larvae – this fast-acting, long-lasting protection provides flea and tick control for dogs and puppies 8 weeks and older
- Lasting flea and tick protection: Frontline’s long-lasting formula is stored in the oil glands of the pet’s skin to give non-stop flea and tick protection for a full 30 days. Frontline flea and tick treatment for dogs works non-stop for a full 30 days. A 3-dose supply lasts for 3 months.
Additional Info :
Color | 45 to 88-Pound |
Item Dimensions | |
Height | 4.5 Inches |
Width | 0.75 Inches |
Length | 5.75 Inches |
Weight | 0.04 Pounds |
In Conclusion,
Fleas are pests. They’re annoying, they bite and itch, and they can make your dog or cat extremely uncomfortable. However, there are safe and effective ways to get rid of fleas. One of the most common methods is using a topical flea treatment that kills the fleas on contact.
But how long after applying the treatment will you start seeing results? The answer depends on several factors, including where you live and what type of treatment you use. Some treatments take longer than others because they work at a slower rate or require more frequent application over time.
The good news is that there are many options available today that can help you get rid of fleas in as little as 24 hours.