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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Toxicological information

Acute Toxicity: oral

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Administrative data

Endpoint:
acute toxicity: oral
Type of information:
migrated information: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
weight of evidence
Study period:
2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
A reliable secondary source, summarising terfenadine pharmaco-toxicological properties, was used. However the primary sources were not revisited in order to verify their contents; for this reason reliability score 2 was used. The used secondary source has been updated on 2012; therefore it covers the most updated literature on the substance.

Data source

Reference
Reference Type:
secondary source
Title:
No information
Year:
2012
Bibliographic source:
RTECS - Registry of Toxic Effects of Chemicals Substances

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
The method is not specified
GLP compliance:
not specified
Test type:
other: no data

Test material

Constituent 1
Reference substance name:
Terfenadine
EC Number:
256-710-8
EC Name:
Terfenadine
Cas Number:
50679-08-8
IUPAC Name:
1-(4-tert-butylphenyl)-4-{4-[hydroxy(diphenyl)methyl]piperidin-1-yl}butan-1-ol
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Test animals

Species:
rat
Strain:
not specified
Sex:
not specified

Administration / exposure

Route of administration:
oral: unspecified
Vehicle:
not specified

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
> 5 000 mg/kg bw
Based on:
test mat.
Remarks:
Terfenadine

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
According to Directive 67/548/EEC and to Regulation (EC) n. 1272/2008, the substance should not be classified for acute toxicity