No or low safety margins over clinical exposure in repeat-dose toxicity studies
“Because of the relatively high sensitivities of the animal species to the toxic effects of asciminib, a margin of safety either could not be established or was low with respect to the repeat dose toxicity studies relative to the exposure levels obtained in humans at the human oral dose of 40 or 80 mg/day.”
Not reported in the public reviews. Reviewers summarise selectively, so this usually means it wasn't discussed publicly, not that it wasn't studied.
Anti-drug antibodies: patients
Not applicable; immunogenicity not assessed (FDA agreed)
“Immunogenicity The Applicant’s Position: Not applicable as this was assessed nor expected. The FDA’s Assessment: FDA agrees with the Applicant’s position.”
✓ VerifiedFDA multi-discipline review, p. 238Source ↗