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Polivy: how long were the pivotal tox studies?

polatuzumab vedotin · CD79b
Longest pivotal study
10 weeks
“Cardiovascular, respiratory, and neurologic assessments were included in the 10-week repeat-dose toxicology study in cynomolgus monkeys, using polatuzumab vedotin or the surrogate ADC (10-0044).”
✓ VerifiedFDA pharmacology/toxicology review, p. 26Source ↗
Pivotal GLP studies
Rat 4 weekly IV doses (6-week recovery); monkey Q3W x4 IV ADC and surrogate (9-week recovery); MMAE rat and monkey
“In Cynomolgus monkeys, IV doses of 1, 3, and 5 mg/kg polatuzumab vedotin or 3 and 5 mg/kg of the surrogate ADC were administered Q3W for a total of 4 doses, followed by a 9-week recovery period.”
✓ VerifiedEMA assessment report, p. 36Source ↗
Route in tox
IV bolus
“In the repeat-dose rat study, polatuzumab vedotin was administered by intravenous (IV) injection once weekly for 4 weeks at doses of 2, 6, and 10 mg/kg.”
✓ VerifiedFDA pharmacology/toxicology review, p. 11Source ↗

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

Elahere

mirvetuximab soravtansine · FRα
10 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

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 →