California Environmental Protection Agency Department of Pesticide Regulation Medical Toxicology Branch Summary of Toxicology Data Diazinon

DEPARTMENT OF PESTICIDE REGULATION MEDICAL TOXICOLOGY BRANCH SUMMARY OF TOXICOLOGY DATA DIAZINON Chemical Code # 198, SB 950-204, Tolerance # 00153 July 29, 1986 Revised 6/16/88, 2/17/89, 2/27/90, 12/28/93, 8/20/96, 7/21/98, 4/15/99 I. DATA GAP STATUS Chronic toxicity, rat: No data gap, no adverse effect Chronic toxicity, dog: No data gap, no adverse effect Oncogenicity, rat: No data gap, no adverse effect Oncogenicity, mouse: No data gap, no adverse effect Reproduction, rat: No data gap, possible adverse effect Teratogenicity, rat: No data gap, no adverse effect Teratogenicity, rabbit: No data gap, no adverse effect Gene mutation: No data gap, no adverse effect Chromosome effects: No data gap, possible adverse effect DNA damage: No data gap, possible adverse effect Neurotoxicity, hen: No data gap, no adverse effect 1 _______ 1 Neurotoxicity was seen in an oral, 90-d rat study (record 135600).