“In accordance with the current ICH guidance (ICH S6(R1) 2011), genotoxicity studies have not been conducted with mosunetuzumab because the potential of biotechnology products, in particular high molecular weight monoclonal antibodies, to elicit DNA damage in somatic or germ cells via electrophilic reactions is unlikely.”
✓ VerifiedFDA multi-discipline review, p. 58Source ↗
Carcinogenicity
Not conducted (ICH S6R1, oncology indication)
“No carcinogenicity studies have been conducted with mosunetuzumab and are not planned for the intended oncology indication, as per Guidance for Industry S6R1.”
✓ VerifiedFDA multi-discipline review, p. 59Source ↗
Reproductive & developmental
Not conducted (dedicated DART); NHP EFD/PPND waived on weight of evidence; no reproductive organ effects in 26-week monkey study
“A briefing book, including the WOE-based risk assessment and a request to waive a non-human primate embryo-fetal and prenatal/postnatal development study, was submitted to the FDA (dated 3 April 2018; Reference ID: 4277993).”
✓ VerifiedFDA multi-discipline review, p. 59Source ↗
Safety pharmacology
Incorporated into GLP single-dose (telemetry CV) and repeat-dose monkey studies
“Cardiovascular effects were investigated as part of the single dose GLP study in monkeys (Study 14- 1246).”