Can fleas become immune to Frontline?

Flea Resistance to Medications

Frontline products (Frontline Plus, Frontline Gold) and the K9 Advantix line are two of the better-known brands of topical flea preventatives that are reported to be losing effectiveness. These products have been in use long enough that fleas have adapted and become resistant to them.

Can fleas become resistant to treatment?

Dr. Denise Genix at South Tampa Veterinary Clinic, says that fleas can become tolerant of the chemicals used to kill them. It's especially a problem with over-the-counter flea treatments, because so many people use them. The more common the treatment, the more likely fleas are to mutate and become resistant to them.

Why do I still see fleas after using FRONTLINE Plus?

A. The active ingredient in FRONTLINE (fipronil) kills fleas by affecting their nervous system, making them hyperactive before dying. These dying fleas often rise to the top of your pet's haircoat, so the presence of visible fleas after treating your pet, is a sign that the product is working.

Why does frontline not work anymore?

If you suspect it is not controlling your pet's fleas, you may, in certain cases, be able to reapply it in as little as two weeks and try again. Speak to your veterinarian about this first if your flea medicine is not working. One Frontline alternative is to switch to another topical product.

What if my dog still has fleas after using frontline?

There are no flea products that stop fleas from jumping onto pets. This means that regardless of the licensed flea treatment you use - you may still see fleas on your pet until the flea product kills it.

Does Frontline Still work for fleas on cats? No. [Gross!]

Is Frontline losing effectiveness?

Frontline products (Frontline Plus, Frontline Gold) and the K9 Advantix line are two of the better-known brands of topical flea preventatives that are reported to be losing effectiveness. These products have been in use long enough that fleas have adapted and become resistant to them.

Can I use Frontline twice?

If a pet still has fleas, many veterinarians will use the product more frequently than once monthly, sometimes as often as once every 2-3 weeks. However, this process is often considered to be “off label use,” and I would not use the product this way unless first speaking with your pet's veterinarian.

Can I treat my dog for fleas twice?

A flea infestation on your pet or in your home can be difficult and frustrating to deal with. Yes, if after two weeks the flea preventive you applied isn't working, you can reapply flea treatment early, or switch to another brand.

Can I use Advantage 2 weeks after using Frontline?

Frontline products should not be used in conjunction with Advantage or Advantix products.

Is Advantage or Frontline better?

FRONTLINE Plus and Advantage II are both effective in eliminating fleas in all life stages. Both products feature three-way prevention that lasts up to a month. But when it comes to severe infestations and broad-spectrum protection, FRONTLINE is a better choice between the two.

What happens if fleas Don't go away?

Not treating often enough

Fleas go through a life cycle of egg, larvae, pupae and adult. Most flea treatments just kill adult fleas, but fleas can continue to emerge for months after you think an infestation has ended. When a newly emerged female flea finds a host, she can lay eggs within one day.

Why am I still finding fleas after treatment?

As eggs hatch and develop, you might find fleas reappearing 10-14 days after treatment - this is quite normal and provided the insecticide remains in place it will kill them. This is why it is important not to carry out cleaning which might remove insecticide.

What kills fleas on dogs instantly?

Commercial Products from Your Veterinarian

The most common product used to kill fleas on dogs instantly is Nitenpyram, more commonly known as Capstar. This single-use tablet is administered orally and kills fleas within 30 minutes. It is recommended that you contain your pet in a small area when using Capstar.

How long is frontline effective?

Frontline is effective for 4 weeks. For optimal protection from fleas and ticks with Frontline, you should therefore apply Frontline to your dog every 4 weeks.

Can't get rid fleas?

How soon can you reapply Frontline?

The known safe answer is to wait the period of time the product is supposed to work, typically 30 days, before reapplying.

What do you do when flea medicine doesn't work?

What happens if I give my dog too much frontline?

Common signs of toxicity from flea products containing organophosphates are diarrhea, vomiting, difficulty breathing, small pupils, muscle tremor, weakness or falling over, and drooling. Organophosphate toxicity can be rapidly fatal, depending on the ingredients and dose the pet is exposed to.

How often can I apply Frontline to my dog?

FRONTLINE PLUS FOR DOGS should be applied every 2 weeks for control of paralysis ticks on dogs, or every month for control of brown dog ticks. FRONTLINE SPRAY should be applied every 3 weeks for control of paralysis ticks on cats and dogs, or every month for the control of brown dog ticks.

Do fleas jump off after treatment?

Flea larvae can remain dormant in your home for months, so new fleas may continue to emerge — even after treatment. These fleas will quickly die after hatching if you've treated your home and kept up with regular flea preventive for your pet, but it can take a while for all the existing fleas to hatch and be killed.

Why is my dog still scratching after flea treatment?

It's fairly typical after you've applied Itch Flea for there to be a period of hyperactivity amongst the fleas as the product takes effect, and this can cause an increase in itching. It should settle down though after 24 hours.

How often should you flea A dog with Frontline?

Treat all your dogs and cats every month for optimal flea control. When applied correctly, FRONTLINE PLUS remains active against fleas for at least one month. If you are in a paralysis tick area, apply FRONTLINE PLUS FOR DOGS every 2 weeks to provide paralysis tick control for your dog.

Is Frontline Plus better than frontline?

Frontline Plus is an improvement over Frontline; it has an additional active ingredient called methoprene, which kills the eggs and larvae of fleas and ticks. With methoprene, Frontline Plus kills not only the adult but also the young fleas and ticks.

Is Nexgard better than frontline?

The answer to this question is the inverse of the answer given for fleas, which is to say that both are equally effective at killing ticks, but in this case, Nexgard kills them quicker. Nexgard can eliminate the little bloodsuckers in just eight hours, whereas it takes 24-48 hours for Frontline to work.

Do vets recommend Frontline?

In the end, it is safe to say that Frontline Plus is still one of the best and most affordable fleas and ticks preventative treatments available in the market. It provides enhanced protection from pesky parasites and keeps your pet safe.