Common Brand Names

There is no product as a single ingredient.

Mixed Ingredients

Uses Ff Flumethrin

Flumethrin is a wide-spectrum ectoparasiticide used to treat mites and ticks in cats and dogs. Flumethrin also has some effectiveness against fleas, mosquitoes, and lice.

It is combined with other ectoparasiticides, like Imidacloprid, to create a broad-spectrum product that controls fleas and ticks.

Method Of Application

For external applications. Combined ingredient products supplied as collars.

Dosage And Administration

Flumethrin is not available as a single-ingredient product.

For administration and dosage of combined ingredient products, always refer to the information on the specific product and only use it as directed.

Possible Side Effects

Flumethrin is generally considered safe when used as directed and as an ingredient in pet medicine. However, as with any medication or insecticide, there are potential side effects.

Some possible side effects of Flumethrin in pets may include:

  • Skin irritation or redness at the site of application
  • Itching or scratching
  • Loss of hair or hair discoloration at the site of application
  • Loss of appetite
  • Vomiting or diarrhea
  • Incoordination or muscle tremors
  • Seizures or convulsions

In severe cases, an allergic reaction (such as anaphylaxis) may occur, which can cause difficulty breathing, hives, and swelling of the face, lips, tongue, or throat.

Please seek immediate veterinary attention if you notice any of these side effects or if your pet has an adverse reaction. It's also important to follow the product label instructions and consult your veterinarian if you have any doubts or questions.

It's important to note that the possibility of side effects can vary depending on the specific product, the animal species and size, the method of application, and other factors.


Cats are more sensitive than dogs to Flumethrin, and cats might experience poisoning from a dose indicated to use safe for dogs.

When using Flumethrin products, it is important to take certain precautions to ensure the safety of both humans and animals. Some general precautions to keep in mind include the following:

  • Always read and follow the product label instructions carefully before use.
  • Store the product safely, out of reach of children and pets.
  • Use the appropriate product for the intended species.
  • Wear gloves and protective clothing when handling the product, and avoid contact with the eyes, mouth, and nose.
  • Avoid applying the product to open wounds or irritated skin.
  • Keep pets and other animals away from treated areas until the product has dried or as instructed on the product label.
  • Do not allow pets to lick or groom themselves for a certain period after applying the product.
  • Wash your hands thoroughly after handling the product.
  • Dispose of empty containers and unused products in accordance with local regulations.
  • Keep the product away from food, feed, and water sources.
  • Consult a veterinarian if you have any doubts or questions about using the product or if you notice any adverse reactions in your pet.

It's important to note that depending on the product, the intended use, and the species, specific precautions may exist to follow. Therefore, always read the product label instructions and consult a veterinarian for any doubts or questions.

Signs Of Toxicity

Since Flumethrin comes in collars, it is unlikely to overdose on your pet, but poisoning may occur due to accidental ingestion.

There are some signs of Flumethrin toxicity like neurological symptoms such as loss of coordination, skin lesions,

 lethargy and tremors.

Please get in touch with your vet immediately if you suspect that your cat or dog has ingested Flumethrin or showing any signs of toxicity.


The information provided on this page is for normal reference only and is not intended to replace veterinary advice or packaging label. You should consult your vet first. Here may have included only some of the uses, side effects, brand names, or applications.



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