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Updates from the Daily News Blog

Mosquito Resistance to Pesticides Continues to Grow
February 24, 2022

Despite Known Hazards, EPA Waits Decades for Manufacturers to Withdraw Pesticide
July 8, 2015

EPA Announces Voluntary Cancellation of Toxic Chemical in Flea Collars
March 18, 2014

Pesticides in Air a Risk To Pregnant Women, Unborn Children
July 25, 2012

New Research Links Propoxur to Abnormal Neurodevelopment in Children
December 9, 2011

Ohio Passes Bed Bug Resolution on Propoxur
April 19, 2011

Under Pressure EPA Denies Ohio’s Request to Use Restricted Pesticide
June 11, 2010

Ohio Asks EPA to Allow Unregistered Pesticide Use for Bedbugs
November 13, 2009

EPA Announces Increased Scrutiny of Flea and Tick Pesticides
June 22, 2009

Lawsuit Seeks to Protect Consumers from Toxic Pet Products
April 28, 2009

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Propoxur

General Information

• Fact Sheet: Propoxur.pdf
• Product Names:

  TAT (Walco Linck)
  Ortho Ant (Scotts Company) 
  Flea & Tick Collar (Zodiac Pet Care Products)
  Adams Dual Action Flea & Tick Collar for Dogs (Farnam Companies), formulated with N-Octyl bicycloheptene dicarboximide (MGK 264), Sumithrin
  Baygon (Bayer Environmental Science)
  PYROCIDE (McLaughlin Gormley King), formulated with N-Octyl bicycloheptene dicarboximide, Piperonyl butoxide, Pyrethrins
  Raid Wasp & Hornet Killer III (S.C. Johnson & Son), formulated with Tetramethrin
  Raid Max Roach & Ant Killer 6 (S.C. Johnson & Son), formulated with Piperonyl butoxide, Pyrethrins, Cyfluthrin

• Chemical Class: Carbamate insecticide
• Uses: Control ants, roaches and hornets in and around residences and commercial food handling establishments, also found in flea collars.
• Alternatives: Least-toxic Roach control, Least toxic hornet control
• Beyond Pesticides rating: Toxic

Health and Environmental Effects

• Cancer: Probable (1)
• Endocrine Disruption: Not documented
• Reproductive Effects: Yes (2)
• Neurotoxicity: Yes (3)
• Kidney/Liver Damage: Yes (3)
• Sensitizer/ Irritant: Not documented
• Birth/Developmental: Not documented
• Detected in Groundwater: Not documented
• Potential Leacher: Yes (1)
• Toxic to Birds: Yes (3)
• Toxic to Fish/Aquatic Organisms: Yes (3)
• Toxic to Bees: Yes (3)

Residential Uses as Found in the ManageSafe™ Database

• Bed Bugs
• Cockroaches
• Fleas
• Ants
• Mosquitoes

Additional Information

• Regulatory Status:
  • EPA Reregistration Eligibility Decision (RED) signed (9/1997)
• Supporting information:
  • Asthma, Children and Pesticides (Beyond Pesticides)
  • Extoxnet Propoxur Factsheet (Extension Toxicology Network)
  • PAN Pesticides Database:Propoxur (Pesticide Action Network)
  • Scorecard Propoxur Factsheet (The Pollution Information Site)
  • Propoxur in Tapwater (Environmental Working Group)
• Studies [compiled from the Pesticide-Induced Diseases Database]
  • Comparison of pesticide levels in carpet dust and self-reported pest treatment practices in four US sites. Colt, J. et. al. 2004. Journal of Exposure Analysis and Environmental Epidemiology 14:74–83.
  • A pilot study of pesticides and PCBs in the breast milk of women residing in urban and agricultural communities of California.. Weldon RH, Barr DB, Trujillo C, et al. 2011. J Environ Monit. 13(11):3136-44.
  • Analysis of Environmental Chemical Mixtures and Non-Hodgkin Lymphoma Risk in the NCI-SEER NHL Study.. Czarnota J, Gennings C, Colt JS, De Roos AJ, et al. 2015. Environ Health Perspect. 123(10):965-70
  • Association between prenatal pesticide exposures and the generation of leukemia-associated T(8;21). Lafiura, K.M., et al. 2007. Pediatr Blood Cancer 48(5):624-628
  • Cohort mortality and nested case-control study of lung cancer among structural pest control workers in Florida (United States). Pesatori, A.C., et al. 1994. Cancer Causes and Control 5:310-318.
  • Biochemical effects of some pesticides on lipid peroxidation and free-radical scavengers. B.D. Banerjee, V. Seth, A. Bhattacharya, S.T. Pasha, A.K. Chakraborty, Biochemical effects of some pesticides on lipid peroxidation and free-radical scavengers, Toxicology Letters, Volume 107, Issues 1–3, 1999, Pages 33-47, ISSN 0378-4274, https://doi.org/10.1016/S0378-4274(99)00029-6.