LD50 of diaveridine was 2330 and 3100 mg/kg bw for females and males, respectively.
Chromodacryorrhea was noted in some females before their death.
Significant pathological changes were noted in kidneys, adrenals and liver.
The target organs of diaveridine were kidneys, adrenals and liver.
The NOAEL for subchronic toxicity of diaveridine was 21.0–23.5 mg/kg bw/day for rats.