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Columvi: genotox, carcinogenicity and repro: done or skipped?

glofitamab · CD20 x CD3
Genotoxicity
Not conducted (ICH S6(R1))
“genotoxicity studies have not been conducted with glofitamab. It is not expected that glofitamab would interact directly with DNA or other chromosomal material.”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
Carcinogenicity
Not conducted (ICH S9, advanced cancer)
“Carcinogenicity studies with glofitamab have not been conducted and are not planned. Glofitamab is intended for the treatment of patients with advanced cancer.”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
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
Not conducted (weight-of-evidence assessment; B-cell depletion and cytokine release risk to pregnancy)
“While no animal studies were conducted to assess the reproductive and developmental risks of glofitamab, a weight of evidence (WoE)-based risk assessment report was submitted.”
✓ VerifiedFDA multi-discipline review, p. 41Source ↗
Safety pharmacology
Incorporated into repeat-dose monkey studies (CNS, respiratory, CV); cytokine-related heart rate increase
“No specific safety pharmacology studies have been conducted with glofitamab. Effects on the central nervous, respiratory, and cardiovascular systems were evaluated in repeat-dose toxicity studies in cynomolgus monkeys.”
✓ VerifiedFDA multi-discipline review, p. 49Source ↗
Genotox: Ames
Not conducted (ICH S6)
“(ICH S6[R1] 2011), genotoxicity studies have not been conducted with glofitamab.”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
Genotox: in vitro mammalian
Not conducted (ICH S6)
“(ICH S6[R1] 2011), genotoxicity studies have not been conducted with glofitamab.”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
Genotox: in vivo
Not conducted (ICH S6)
“(ICH S6[R1] 2011), genotoxicity studies have not been conducted with glofitamab.”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
Carcinogenicity model
Not conducted (advanced cancer, ICH S9)
“Glofitamab is intended for the treatment of patients with advanced cancer. In line with the ICH S9 guideline, no carcinogenicity studies were performed (ICH S9).”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
Carcinogenicity timing
Not required: advanced cancer indication (ICH S9)
“Glofitamab is intended for the treatment of patients with advanced cancer. In line with the ICH S9 guideline, no carcinogenicity studies were performed (ICH S9).”
✓ VerifiedFDA multi-discipline review, p. 66Source ↗
hERG / QT
No hERG assay; monkey ECG showed no effect on QRS or QTc (cytokine-related heart rate increase only)
“There was no effect of glofitamab administration on QRS duration or corrected QTc interval.”
✓ VerifiedFDA multi-discipline review, p. 49Source ↗

Same question, other multispecifics

Bizengri

zenocutuzumab · HER2 x HER3
Not conducted (ICH S6(R1))

Blincyto

blinatumomab · CD19 x CD3
Not conducted (ICH S6(R1); protein of natural amino acids)

Elrexfio

elranatamab · BCMA x CD3
Not conducted (ICH S6(R1))

Epkinly

epcoritamab · CD20 x CD3
Not conducted (ICH S6(R1), ICH S9)

Hemlibra

emicizumab · FIXa x FX
Not conducted (ICH S6)

Imdelltra

tarlatamab · DLL3 x CD3
Not conducted (ICH S6(R1))

Kimmtrak

tebentafusp · CD3 x gp100 (TCR fusion)
Not conducted (fusion protein; ICH S6/S9)

Korjuny

catumaxomab · EpCAM x CD3
Not conducted (ICH S6(R1))

Lunsumio

mosunetuzumab · CD20 x CD3
Not conducted (ICH S6(R1))

Lynozyfic

linvoseltamab · BCMA x CD3
Not conducted (antibody not expected to interact with DNA)

Ordspono

odronextamab · CD20 x CD3
Not conducted (antibody not expected to interact with DNA)

Removab

catumaxomab · EpCAM x CD3
Not conducted (not submitted; biologic, no relevant model)

Rybrevant

amivantamab · EGFR x MET
Not conducted (not appropriate for antibodies)

Talvey

talquetamab · GPRC5D x CD3
Not conducted (ICH S6; biotechnology-derived product)

Tecvayli

teclistamab · BCMA x CD3
Not conducted (ICH S6(R1))

Vabysmo

faricimab · VEGF-A x Ang-2
Not conducted (ICH S6(R1))

Ziihera

zanidatamab · HER2 x HER2 (biparatopic)
Not conducted (ICH S6(R1), ICH S9)

Summary across all 18 multispecifics →