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Columvi: how long were the pivotal tox studies?

glofitamab · CD20 x CD3
Longest pivotal study
4 weeks
“Longer duration repeat-dose toxicology studies were not conducted due to the exposure-limiting development of anti-drug antibodies (ADA) in a short dose-range finding study (data not shown) and the 4-week repeat-dose study.”
✓ VerifiedFDA multi-discipline review, p. 40Source ↗
Pivotal GLP studies
GLP cynomolgus 2-week IV (2 weekly doses) and 4-week IV/SC step-up (every other day) studies with recovery
“The Applicant conducted GLP studies in cynomolgus monkeys, including 2-week and 4-week repeat-dose toxicology studies, via the intravenous (IV) and subcutaneous (SC) routes.”
✓ VerifiedFDA multi-discipline review, p. 40Source ↗
Route in tox
IV (slow bolus) and SC
“Route of administration: IV (slow bolus) injection and SC”
✓ VerifiedFDA multi-discipline review, p. 58Source ↗

Same question, other bispecifics

Bizengri

zenocutuzumab · HER2 x HER3
13 weeks

Blincyto

blinatumomab · CD19 x CD3
13 weeks

Elrexfio

elranatamab · BCMA x CD3
13 weeks

Epkinly

epcoritamab · CD20 x CD3
5 weeks

Kimmtrak

tebentafusp · CD3 x gp100 (TCR fusion)
0 (no in vivo tox study)

Korjuny

catumaxomab · EpCAM x CD3
0 (no in vivo tox study)

Lunsumio

mosunetuzumab · CD20 x CD3
26 weeks

Ordspono

odronextamab · CD20 x CD3
16 weeks

Removab

catumaxomab · EpCAM x CD3
0 (no in vivo tox study)

Talvey

talquetamab · GPRC5D x CD3
4 weeks

Tecvayli

teclistamab · BCMA x CD3
5 weeks

Vabysmo

faricimab · VEGF-A x Ang-2
26 weeks

Ziihera

zanidatamab · HER2 x HER2 (biparatopic)
13 weeks

Summary across all 18 bispecifics →