TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4600 mg/kg TOXIC EFFECTS : Behavioral - muscle weakness Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 35,367,1972