Etofenprox vs Fipronil Insecticide

The topic of this blog post is a side-by-side comparison between two insecticides. Fipronil and etofenprox are both used to kill fleas, ticks, and roaches in homes. The goal of the article is to help you make an informed decision on which one might be best for your home. Both products have been approved by the EPA so they are safe for human use. Lets get started!

Etofenprox vs Fipronil Table

Here we discusses their relative effectiveness, potency, toxicity and price. The Table is informative for anyone who needs to choose one of these products or both.

Etofenprox

Fipronil

Products: Zenprox EC

Product: Taurus SC

Active Ingredient: Etofenprox

Active Ingredient Fipronil

For Both Indoor & Outdoor

Outdoor Use Only

Mixing Ratio 2 Oz. Per Gallon Of Water

Mix 0.8 Oz. Of Taurus SC With 1 Gallon Of Water

Pet Safe If Used As Directed On Label

Pet Safe If Used As Directed On Label

Kills On Contact

Cannot Be Used Direct On Pets

Prevent Bed Bug Eggs From Hatching

Protects Against Termites Up To 10 Years

Target Pests: Ants, Bed bugs, Carpet beetles, Cockroaches, Centipedes, Crickets, Darkling beetles, Earwigs, Indian meal moths, Millipedes, Mosquitoes, Ticks, Wasps and others

It Kills Termites, Ants, Asian lady beetles, Darkling beetles, Cockroaches, Pill bugs, dog ticks, Centipedes, Millipedes, Paper Wasps, Silverfish, Yellow Jackets

In-depth Review

Etofenprox is a chemical that has been shown to be an effective treatment for fleas in clinical studies. It reduces the number of adult flea populations within 48 hours and kills larvae and eggs on contact. Etofenprox can also kill ticks, roaches, lice, springtails (tiny bugs), silverfish (small insects), spiders, ants, bedbugs… The list goes on!

Fipronil is another insecticide but it works differently than etofenprox. Fipronil targets nerve receptors along the central nervous system which results in death from respiratory paralysis when ingested or inhaled by target pests like cockroaches or termites who are eating through wood or other cellulose products.

Fipronil also disrupts the insect’s endocrine system and is a potent ovicide which means it can kill an egg-laying female pest during reproduction stage by preventing her from laying eggs.

Why Compare?

Both etofenprox and fipronil have been approved for use in environmentally responsible commercial rodent control programs, but there are differences between them worth noting when considering their effectiveness as well as safety profile.

Etofenprox has been shown to be more effective at killing fleas than other products on the market including kenneth peters’s bifenthrin (Tempo) or carbaryl plus pyrethrins (Murphy’s spray). Unlike fipronil, etofenprox does not have the potential for human or environmental toxicity.

How it Work

Etofenprox has been shown to be more effective at killing fleas than other products on the market including kenneth peters’s bifenthrin (Tempo) or carbaryl plus pyrethrins (Murphy’s spray). Unlike fipronil, etofenprox does not have the potential for human or environmental toxicity.

Etofenprox is a neonicotinoid insecticide that kills insects by interfering with their nerve impulses. It binds to the cholinergic receptors in an insect’s nervous system and causes it to become overstimulated, which leads to paralysis or death.

Fipronil is known as a neurotoxin and chemical insecticide that works by overstimulating nervous system receptors. Fipronil kills insects in two ways: it acts quickly when they come into contact with product, but also residual activity lasts up to six months after application making it an active ingredient of choice for long-term control programs.

EPA Registration

In this section we are going to compare the registration of an insecticide product. Etofenprox is a neonicotinoid, meaning it targets insects’ nerve system by binding to cholinergic receptors. This compound has been approved for use in over 80 different countries and can be used on all crops that do not have any restrictions as well as non-cropped areas (except water). Etofenprox is registered with EPA to control sucking pests such as aphids, mealybugs, thrips, whiteflies and many other soft bodied or mucous feeders…

Fipronil works by overstimulating nervous system receptors which leads to paralysis or death. It kills through contact exposure quickly but also residual activity lasts up to six months after single application. Fipronil is currently registered in over 130 countries and can be used on a wide variety of crops including cotton, soybeans, corn, wheat, leafy vegetables (except spinach), potatoes and more.

The two compounds are both insecticides but they have different mechanisms of action as well as being registered for use with different types of produce so it really does matter which one you choose!

  • Etofenprox targets nerve receptors that cause pests to become immobilized or die without having contact exposure through skin absorption
  • Fipronil works by overstimulating nerves causing them to paralyze or kill the pest from direct contact
  • There are many differences between these products such as how long their residual effect lasts, how quickly they kill pests and what kind of pest it targets.
  • Etofenprox is registered to be used for leafy vegetables because it has a residual effect that will last up to seven days without causing any physical damage
  • Fipronil can’t be used on spinach or potatoes as these foods are highly sensitive plants but the long lasting residual effects would cause them harm now that we know both products have different side effects.

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