“Genetic toxicology studies with pozelimab have not been conducted, in accordance with ICH S6(R1).”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Carcinogenicity
Not conducted; weight-of-evidence assessment concluded low carcinogenic potential; ECAC concurred
“Carcinogenicity studies with pozelimab have not been conducted. The Applicant conducted a carcinogenicity risk assessment for pozelimab and concluded that the carcinogenic potential is low.”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Instead of carcinogenicity
Not stated in public reviews
Not reported in the public reviews. Reviewers summarise selectively, so this usually means it wasn't discussed publicly, not that it wasn't studied.
Instead of genotoxicity
Not stated in public reviews
Not reported in the public reviews. Reviewers summarise selectively, so this usually means it wasn't discussed publicly, not that it wasn't studied.
DRG histopathology
Not stated in public reviews
Not reported in the public reviews. Reviewers summarise selectively, so this usually means it wasn't discussed publicly, not that it wasn't studied.
Reproductive & developmental
No fertility effects in 26-week study; monkey ePPND with juvenile dosing: no maternal, infant or juvenile effects up to 50 mg/kg/week
“No adverse effects of pozelimab were observed on male or female fertility parameters in the 26- week repeat-dose toxicity study at doses up to 100 mg/kg/week. Additionally, no adverse effects of pozelimab were observed on maternal or infant health or on juvenile development at doses up to 50 mg/kg/week”
✓ VerifiedFDA multi-discipline review, p. 36Source ↗
Safety pharmacology
Incorporated into 13- and 26-week monkey studies; no effects on ECG, neurological or respiratory function
“Nonclinical studies conducted with pozelimab include pharmacology studies, pharmacokinetics, 13- and 26-week repeat-dose toxicity studies in cynomolgus monkeys with incorporated safety pharmacology endpoints”
✓ VerifiedFDA multi-discipline review, p. 36Source ↗
Genotox: Ames
Not conducted (ICH S6(R1))
“Genetic toxicology studies with pozelimab have not been conducted, in accordance with ICH S6(R1).”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Genotox: in vitro mammalian
Not conducted (ICH S6(R1))
“Genetic toxicology studies with pozelimab have not been conducted, in accordance with ICH S6(R1).”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Genotox: in vivo
Not conducted (ICH S6(R1))
“Genetic toxicology studies with pozelimab have not been conducted, in accordance with ICH S6(R1).”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Carcinogenicity model
Not conducted; carcinogenicity risk assessment concluded low potential
“Carcinogenicity studies with pozelimab have not been conducted. The Applicant conducted a carcinogenicity risk assessment for pozelimab and concluded that the carcinogenic potential is low.”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Carcinogenicity timing
Not required: ECAC concurred studies not necessary for the BLA (weight-of-evidence)
“Carcinogenicity Assessment Committee concurred with the Applicant’s proposal that nonclinical carcinogenicity studies with pozelimab are not necessary to support a BLA for this product.”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
hERG / QT
No hERG or thorough QT study; 145 kDa antibody not expected to interact with hERG
“No dedicated thorough QT study was conducted. Pozelimab, a monoclonal antibody with a molecular weight of 145kDa, is not expected to interact with hERG channel.”
✓ VerifiedFDA multi-discipline review, p. 62Source ↗