Registration Dossier
Registration Dossier
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EC number: 408-050-9 | CAS number: 76855-69-1 4-AA; AOSA; AZETIDONE-KANEKA; GR91990X
Repeated dose toxicity: oral
Administrative data
- Endpoint:
- repeated dose toxicity: oral
- Adequacy of study:
- other information
Data source
Reference
- Reference Type:
- other: Body responsible for the test
- Title:
- Unnamed
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Annex V B7
- GLP compliance:
- yes
- Limit test:
- no
Test animals
- Species:
- other: Rat - Alpk:APfSD
Administration / exposure
- Route of administration:
- oral: unspecified
- Vehicle:
- corn oil
- Details on oral exposure:
- Method of administration:
Gavage - Duration of treatment / exposure:
- Test duration: 28 days
- Frequency of treatment:
- Dosing regime: 7 days/week
- No. of animals per sex per dose:
- Male: 5 animals at 15 mg/kg bw/day
Male: 5 animals at 150 mg/kg bw/day
Male: 5 animals at 500 mg/kg bw/day
Female: 5 animals at 15 mg/kg bw/day
Female: 5 animals at 150 mg/kg bw/day
Female: 5 animals at 500 mg/kg bw/day
Results and discussion
Results of examinations
- Details on results:
- Clinical observations:
500mg/kg/day: Salivation and urine staining. Decreased
bodyweights and slightly decreased food consumption for
males only. Slightly long tail flick response time and
slightly reduced forelimb grip strength.
150mg/kg/day: Salivation and urine staining. Decreased
bodyweights for males only. Slightly long tail flick
response time and slightly reduced forelimb grip strength
for males.
Laboratory findings:
500mg/kg/day: Increased white blood cell counts, and
components of the count. Increased alanine aminotransferase
and alkaline phosphatase (males only)
Effects in organs:
500mg/kg/day: Slightly increased liver weights. No
histopathological changes.
Effect levels
open allclose all
- Dose descriptor:
- NOAEL
- Effect level:
- 150 mg/kg bw/day (nominal)
- Basis for effect level:
- other: original NCD unit is mg/kg/day.
- Dose descriptor:
- NOEL
- Effect level:
- 15 mg/kg bw/day (nominal)
- Basis for effect level:
- other: original NCD unit is mg/kg/day.
Target system / organ toxicity
- Critical effects observed:
- not specified
Applicant's summary and conclusion
- Conclusions:
- Classified as: Not classified
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