Live from ClinicalTrials.gov + Open Targets, fetched 2026-11-12 01:19 UTC. Every row links to its source record.
Postmortem · what the sponsor and named sources said, kept apart from what merely happened at the same time
Letrozole as Maintenance Therapy for Post-surgical Endometrial Cancer Patients With NSMP
NCT05454358 · Fudan University · PHASE2/PHASE3 · terminated · last registry update 2025-12-15 · Decision brief
No research has been run for this trial yet, so only the registry's own reason and the timeline are shown.
What was said, and by whom
Stated is the sponsor's own words; Reported is a named third party. The category is our label from a fixed list; the quote is the evidence.
| Kind | Quote | Our category | Source |
|---|---|---|---|
| Stated | “No enough participants” | – | Registry record, Fudan University |
Also happening at the time. Not shown to be a cause.
Registry events on other trials of drugs against CYP19A1 within 12 months either side of this trial's last update, live from ClinicalTrials.gov. Nothing here was stated as a reason.
- 2026-11-05Results posted on the registry: Washington State University, Nicotine gum (2.5 mg) + Letrozole (2.5 mg) (NCT05157672)
- 2026-11-03Results posted on the registry: National Cancer Institute (NCI), Darolutamide + Exemestane (NCT06169124)
- 2026-10-26Phase 3 first posted: Jiangsu HengRui Medicine Co., Ltd., HRS-6209 + Letrozole + Dalpciclib/Palbociclib + Letrozole/Anastrozole (NCT07894328)
- 2026-10-19Results posted on the registry: Baylor College of Medicine, anastrozole (1 mg/day) + Placebo (NCT03490513)
- 2026-09-25Phase 3 first posted: Benha University, Letrozole + Methotrexate (NCT07842796)
- 2026-09-25Results posted on the registry: Dartmouth-Hitchcock Medical Center, 17B-estradiol + Letrozole (NCT02188745)
- 2026-09-24Results posted on the registry: University of Wisconsin, Madison, Indomethacin + Placebo (NCT06253702)
- 2026-09-02Also stopped (suspended): Alliance for Clinical Trials in Oncology, Anastrozole + Letrozole (NCT06671912)
- 2026-08-07Results posted on the registry: Priscilla McAuliffe, Tamoxifen + Anastrozole (NCT02206984)
- 2026-07-30Results posted on the registry: M.D. Anderson Cancer Center, Metformin + Letrozole (NCT01797523)
- 2026-07-17Results posted on the registry: Thomas Jefferson University, Extended-release Onapristone + Anastrozole (NCT04719273)
- 2026-07-15Results posted on the registry: Pfizer, PF-07220060 + letrozole (NCT06465368)
- 2026-07-10Results posted on the registry: Novartis Pharmaceuticals, Ribociclib + Letrozole (NCT03439046)
- 2026-07-10Also stopped (terminated): Novartis Pharmaceuticals, Ribociclib + Letrozole (NCT03439046)
- 2026-07-08Results posted on the registry: Novartis Pharmaceuticals, Ribociclib Placebo + Ribociclib (NCT03671330)
- 2026-07-02Results posted on the registry: Dana-Farber Cancer Institute, Abemaciclib + Tamoxifen (NCT06001762)
- 2026-06-25Phase 3 first posted: Tehran University of Medical Sciences, Letrozole 2.5mg + L-carnitine (NCT07669402)
- 2026-06-25Also stopped (terminated): SOLTI Breast Cancer Research Group, Ribociclib + Letrozole OR Fulvestrant + Palbociclib + Letrozole OR Fulvestrant (NCT05207709)
- 2026-06-22Also stopped (withdrawn): Novartis Pharmaceuticals, ERW316 + Fulvestrant (NCT07570966)
- 2026-06-04Also stopped (terminated): University of Washington, Letrozole (NCT05183828)
- 2026-06-01Phase 3 first posted: Sana'a University, Letrozole + Clomiphene Citrate + Tamoxifen (NCT07616973)
- 2026-05-14Results posted on the registry: EQRx, Inc., Lerociclib + Letrozole or Fulvestrant (NCT05085002)
- 2026-05-14Also stopped (terminated): EQRx, Inc., Lerociclib + Letrozole or Fulvestrant (NCT05085002)
- 2026-05-13Phase 3 first posted: Kafrelsheikh University, Myoinositol + Metformin (NCT07585396)
- 2026-04-28Results posted on the registry: OHSU Knight Cancer Institute, Abemaciclib + Exemestane (NCT06630325)
What is not public
- Internal portfolio and board discussions
- Unpublished trial data and interim analyses
- Terms of any partner or licence decision