TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 619 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - irritability Lungs, Thorax, or Respiration - respiratory depression REFERENCE : AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB 1001, 00-068 Warsaw 1, Poland) V.10- 1962- Volume(issue)/page/year: 21,329,1973