TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 21500 mg/kg TOXIC EFFECTS : Liver - liver function tests impaired Blood - changes in bone marrow (not otherwise specified) Blood - other changes REFERENCE : VRDEA5 Vrachebnoe Delo. Medical Practice. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1918- Volume(issue)/page/year: (2),54,1978