Where It Comes From
Ethoprop was developed in the 1967 as an organophosphate pesticide with activity as a nematicide (roundworm killer) and insecticide in agriculture [1]. The compound was adopted for use on crops where soil-borne nematode pests caused significant damage. Ethoprop became moderately used in agriculture, particularly on cotton, vegetables, and other high-value crops. Environmental concerns regarding ground water contamination and toxicity emerged in the 1990s [2]. Restrictions in developed countries led to phase-outs beginning in the 2000s, though ethoprop continues use in some agricultural regions. The compound exemplifies the class of organophosphate nematicides that provided effective pest control but posed occupational and environmental health hazards [3].
How You Are Exposed
Agricultural pesticide applicators and soil treatment workers face occupational exposure to ethoprop through inhalation and dermal contact. Farm workers during and after soil treatment may encounter exposure. Environmental exposure through contaminated groundwater is possible in agricultural areas. Consumer exposure through food residues is minimal.
Why It Matters
Ethoprop is an organophosphate that inhibits acetylcholinesterase, causing neurotoxic effects. Occupational exposure causes cholinergic symptoms. Chronic low-level exposure may cause neurological effects. Animal studies show reproductive and developmental effects at elevated doses. Ground water contamination poses community health risks.
Who Is at Risk
Agricultural pesticide applicators and nematicide applicators face occupational exposure risk. Farm workers in treated fields encounter exposure. Groundwater-dependent communities face chronic low-level exposure. Vulnerable populations include pregnant women and children.
How to Lower Your Exposure
References
- [1][1] Tomlin, C. D. S. (2009). 'The Pesticide Manual.' British Crop Production Council.
- [2][2] Conan, C., et al. (2007). 'Pesticide Occurrence in Agricultural Shallow Groundwater.' Science of The Total Environment, 372(2), 503-515.
- [3][3] EPA (2006). 'Ethoprop—Pesticide Fact Sheet.' Environmental Protection Agency.
Recovery & Clinical Information
Body Half-Life
Ethoprop is absorbed through the gastrointestinal tract, skin, and respiratory system. Hepatic metabolism produces metabolites. The elimination half-life is approximately 24-48 hours. Bioaccumulation potential is low due to rapid metabolism.
Testing & Biomarkers
Occupational exposure is detected through air and dermal monitoring. Plasma and red blood cell cholinesterase testing indicates exposure and effect. Water testing detects groundwater contamination. Occupational medical surveillance includes cholinesterase monitoring.
Interventions
Acute ethoprop poisoning treatment includes atropine and pralidoxime. Supportive care addresses specific symptoms. Gastrointestinal decontamination reduces absorption. Medical monitoring continues until enzyme function recovers.
Recovery Timeline
Acute symptoms develop within 30 minutes to 2 hours of significant exposure. Peak cholinergic effects develop over 2-4 hours. Enzyme function recovers over 24-48 hours with treatment. Groundwater contamination can persist for years.
Recovery References
- [1][1] Tomlin, C. D. S. (2009). 'The Pesticide Manual.' British Crop Production Council.
- [2][2] Conan, C., et al. (2007). 'Pesticide Occurrence in Agricultural Shallow Groundwater.' Science of The Total Environment, 372(2), 503-515.
- [3][3] EPA (2006). 'Ethoprop—Pesticide Fact Sheet.' Environmental Protection Agency.