Sulfoxaflor is a pesticide that kills insects by attacking their central nervous system. It is a member of the sulfoximine family of insecticides. In 2013, the US Environmental Protection Agency (EPA) approved this Dow AgroSciences product for use in the United States. It is also registered in some Central American and east Asian countries.
The EPA registered sulfoxaflor despite its potential toxicity to honeybees. It recommended that the insecticide not be used when flowering crops are attracting bees.
A consortium of beekeeping trade groups sued the EPA shortly after registration, believing that sulfoxaflor would exacerbate the declining bee population. In September 2015, a federal appeals court 聽by ruling that the supporting studies were insufficient to demonstrate that sulfoxaflor does not cause environmental harm. Dow says it will perform additional studies and may appeal the court鈥檚 decision.
MOTW update: July 22, 2019
Sulfoxaflor聽is a central nervous system insecticide that is toxic to honeybees. In 2015, a federal appeals court overturned its US Environmental Protection Agency registration. But earlier this month, in a controversial move, EPA . Will more legal action follow?
MOTW update: January 16, 2023
Sulfoxaflor1 is an insecticide that the US Environmental Protection Agency approved for use in 2013. In 2015, EPA banned its use because of its toxicity to honeybees; but, controversially, in 2019, under the Trump administration, the agency reauthorized its use on several crops. This past December, the US Court of Appeals for the 9th Circuit ruled that the by reauthorizing sulfoxaflor because it failed to assess endangered species risks and did not give the public a chance to comment on its decision.
1. CAS Reg. No. 946578-00-3.
MOTW update: November 12, 2015
The聽October 5, 2015, MOTW noted that a federal appeals court had overturned the registration of the insecticide sulfoxaflor because of its toxicity to honeybees. As a result of this court order, on November 12, 2015, the US Environmental Protection Agency聽聽in the United States. The manufacturer, Dow AgroSciences, intends to work with EPA to return sulfoxaflor to the market.
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