Gateway on Pesticide Hazards and Safe Pest Management

Captan

General Information

• Fact Sheet: captan.pdf
• Product Names:

  Complete Rose Spray II (Bonide Products), formulated with Carbaryl, Methoxychlor, Malathion
  Insecticide Miticide Fungicide (Bonide Products), formulated with Carbaryl, Malathion
  Captan-50% WP Fruit and Ornamental Wettable Powder (Bonide Products)
  Ortho Home Orchard Spray (Solaris Group), formulated with Methoxychlor, Malathion, Magnesium carbonate, Kaolin clay, Amorphous silica (Diatomaceous silica)
  Rose RX Insect & Disease Control (Bonide Products), formulated with Carbaryl, Malathion

• Chemical Class: Chlorinated organosulfur fungicide
• Uses: Variety of terrestrial food/feed crops, greenhouse food crops, indoor food (fruit dips), indoor non-food (e.g., paints, adhesives, etc.), seed treatments and ornamental sites
• Alternatives: Organic agriculture, Organic lawn care
• Beyond Pesticides rating: Toxic

Health and Environmental Effects

• Cancer: Possible (15)
• Endocrine Disruption: Not documented
• Reproductive Effects: Yes (7)
• Neurotoxicity: Not documented
• Kidney/Liver Damage: Not documented
• Sensitizer/ Irritant: Yes (7)
• Birth/Developmental: Yes (7)
• Detected in Groundwater: Not documented
• Potential Leacher: Not documented
• Toxic to Birds: Yes (40)
• Toxic to Fish/Aquatic Organisms: Yes (8)
• Toxic to Bees: Not documented

Additional Information

• Regulatory Status:
  • EPA Reregistration Eligibility Decision (RED) signed (9/1999)
  • Beyond Pesticides' comments on cancer classification change.
• Supporting information:
  • Daily News Blog entries (Beyond Pesticides)
  • Extoxnet captan Factsheet (Extension Toxicology Network)
  • PAN Pesticides Database: Captan (Pesticide Action Network)
• Studies:
• Aldehyde dehydrogenase variation enhances effect of pesticides associated with Parkinson disease.. Fitzmaurice AG, Rhodes SL, et al. 2014. Neurology.82(5):419-26.
• Comparison of residents' pesticide exposure with predictions obtained using the UK regulatory exposure assessment approach.. Galea KS, MacCalman L, Jones K, Cocker J, et al. 2015. Regul Toxicol Pharmacol.73(2):634-43.
• Developmental neurotoxic effects of two pesticides: Behavior and biomolecular studies on chlorpyrifos and carbaryl.. Lee I, Eriksson P, Fredriksson A, et al. 2015. Toxicol Appl Pharmacol. pii: S0041-008X(15)30066-1.