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Elahere: how long were the pivotal tox studies?

mirvetuximab soravtansine · FRα
Longest pivotal study
10 weeks
“A 10-week GLP compliant repeat-dose toxicity study with mirvetuximab soravtansine was conducted in cynomolgus monkey using the clinical IV route of administration”
✓ VerifiedFDA multi-discipline review, p. 38Source ↗
Pivotal GLP studies
10-week GLP monkey (2, 4, 8 mg/kg q3w IV, 5-week recovery); single-dose monkey; GLP rabbit ocular 4-week weekly and 12-week q3w
“IMGN853 at doses of 0, 2, 4, and 8 mg/kg/dose was administered intravenously (slow push) to cynomolgus monkeys once every 3 weeks for up to 10 weeks (a total of 4 doses) with a 5- week recovery period (n=6/sex/group).”
✓ VerifiedFDA multi-discipline review, p. 54Source ↗
Route in tox
IV (slow push in monkey; infusion in rabbit), clinical route
“A 10-week GLP compliant repeat-dose toxicity study with mirvetuximab soravtansine was conducted in cynomolgus monkey using the clinical IV route of administration”
✓ VerifiedFDA multi-discipline review, p. 38Source ↗

Same question, other ADCs

Adcetris

brentuximab vedotin · CD30
26 weeks

Besponsa

inotuzumab ozogamicin · CD22
26 weeks

Datroway

datopotamab deruxtecan · Trop-2
13 weeks

Decnupaz

pivekimab sunirine · CD123
13 weeks

Emrelis

telisotuzumab vedotin · c-Met
13 weeks

Enhertu

fam-trastuzumab deruxtecan · HER2
13 weeks

Kadcyla

ado-trastuzumab emtansine · HER2
26 weeks

Mylotarg

gemtuzumab ozogamicin · CD33
12 weeks

Padcev

enfortumab vedotin · Nectin-4
13 weeks

Polivy

polatuzumab vedotin · CD79b
10 weeks

Tivdak

tisotumab vedotin · Tissue factor
13 weeks

Trodelvy

sacituzumab govitecan · Trop-2
13 weeks

Zynlonta

loncastuximab tesirine · CD19
13 weeks

Summary across all 14 ADCs →