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Sacituzumab Tirumotecan (Sac-TMT) Reduced the Risk of Death by 32% and the Risk of Disease Progression or Death by 41% Compared to Chemotherapy in Certain Patients With Advanced or Recurrent Endometrial Cancer

$MRKPress releaseOct 26, 2026, 11:30 AM ETRead the release

Merck announced pivotal Phase 3 TroFuse-005 results for sacituzumab tirumotecan (sac-TMT) in advanced or recurrent endometrial cancer, showing a 32% reduction in the risk of death and a 41% reduction in the risk of progression or death versus chemotherapy. Median overall survival was extended by 6.9 months (19.0 vs. 12.1 months) and median PFS by 3.3 months (7.2 vs. 3.9 months); ORR was 35.1% vs.

Key figures

Drug Name
sacituzumab tirumotecan (sac-TMT)
Phase Of Trial
Phase 3
Orr tpc
17.3%
Pdufa date
June 15, 2027
Orr sac tmt
35.1%
Os hazard ratio
0.68
Pfs hazard ratio
0.59
Trial enrollment
776
Os risk reduction
32%
Pfs risk reduction
41%
Median os tpc months
12.1
Median pfs tpc months
3.9
Median os sac tmt months
19
Phase3 trials in program
18
Median pfs sac tmt months
7.2

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