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2. Bifenthrin - Wikipedia

   en.wikipedia.org/wiki/Bifenthrin

   Like other pyrethroids, bifenthrin is chiral; it has different enantiomers which can have different effects. Bifenthrin is found in two enantiomers: 1S-cis-bifenthrin and 1R-cis-bifenthrin. 1S-cis-Bifenthrin is 3-4 times more toxic to humans than 1R-cis-bifenthrin, while the latter is more than 300 times more effective as a pesticide. [2]

3. Pyrethroid - Wikipedia

   en.wikipedia.org/wiki/Pyrethroid

   A pyrethroid is an organic compound similar to the natural pyrethrins, which are produced by the flowers of pyrethrums (Chrysanthemum cinerariaefolium and C. coccineum). Pyrethroids are used as commercial and household insecticides .

4. Pesticide toxicity to bees - Wikipedia

   en.wikipedia.org/wiki/Pesticide_toxicity_to_bees

   Pyrethroid: 1 – 2 days Safened by repellency under arid conditions. Permethrin is also the active ingredient in insecticides used against the Small hive beetle, which is a parasite of the beehive in the temperate climate regions. Highly toxic Cypermethrin [55] Ammo, Demon, Raid, Viper Pyrethroid: Less than 2 hours

5. Here’s How to Tell If You Have Chigger Bites or Scabies - AOL

   www.aol.com/tell-chigger-bites-scabies-163020938...

   Green says residual insecticides (synthetic pyrethroids) with the active ingredient, bifenthrin, can help suppress chiggers, but spraying large areas can kill beneficial insects and pollinators.

6. Here’s How to Tell the Difference Between a Chigger Bite and ...

   www.aol.com/tell-difference-between-chigger-bite...

   Green says you can spray your yard with insecticides called pyrethroids (look for the active ingredient, bifenthrin) to suppress chiggers, but spraying large areas can kill beneficial insects and ...

7. Pyrethrin - Wikipedia

   en.wikipedia.org/wiki/Pyrethrin

   Pyrethrins and Pyrethroids Fact Sheet - National Pesticide Information Center; Pyrethrins and pyrethroids on the EXTOXNET; Pyrethrin and Permethrin Toxicity in Dogs and Cats; Wagner, S. L. (2000). "Fatal asthma in a child after use of an animal shampoo containing pyrethrin". The Western Journal of Medicine. 173 (2): 86–7. doi:10.1136/ewjm.173 ...