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Sacituzumab Tirumotecan in Participants With Locally Advanced or Metastatic Thymic Carcinoma

A Phase II Clinical Study of Sacituzumab Tirumotecan in Participants With Locally Advanced or Metastatic Thymic Carcinoma With Treatment Failure After Platinum-Based Therapy

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07324629
Enrollment
30
Registered
2026-01-07
Start date
2026-03-13
Completion date
2028-10-01
Last updated
2026-08-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thymic Carcinoma

Brief summary

The goal of this clinical trial is to learn if drug Sac-TMT works to treat Thymic Carcinoma. It will also learn about the safety of Sac-TMT. The main questions it aims to answer are: * How effective is drug Sac-TMT in treating Thymic Carcinoma? * What adverse events (AEs) do participants have when taking drug Sac-TMT? Participants will: * Progress after at least one platinum-based chemotherapy treatment. * Take drug Sac-TMT every 2 weeks. * Take tumor response assessments every 6 weeks.

Interventions

DRUGSacituzumab tirumotecan

Sacituzumab tirumotecan (Sac-TMT; also known as SKB264) for injection.

Sponsors

Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

* Males or females aged ≥ 18 to ≤ 75 years at the time of signing the Informed Consent Form; * Participants with histologically or cytologically confirmed thymic carcinoma, and locally advanced or metastatic thymic carcinoma who are not suitable for curative intent therapy; * Participants with advanced thymic carcinoma who have progressed after at least one prior platinum-based chemotherapy; * Able to provide a tumor tissue sample at the time of or after the diagnosis of locally advanced or metastatic tumor; * At least one measurable target lesion that has not received radiotherapy according to RECIST v1.1; * ECOG performance status score of 0 or 1; * Expected survival ≥ 12 weeks; * Adequate organ and bone marrow function.

Exclusion criteria

* Participants with histologically or cytologically confirmed thymoma or thymic neuroendocrine tumor; * Participants with known metastases to meninges, brainstem metastases, spinal cord metastases and/or compression, active or untreated brain metastases; * Participants with other malignant tumors within 3 years prior to the first dose; * Presence of any of conditions or risk factors related to cardiovascular and cerebrovascular diseases; * Uncontrolled systemic disease as judged by the investigator; * History of interstitial lung disease/noninfectious pneumonitis requiring steroid therapy; * Clinically severe pulmonary impairment due to lung disorder; * Presence of active hepatitis B or hepatitis C; * Known active tuberculosis; * Known hypersensitivity to the study drug or any of its components.

Design outcomes

Primary

MeasureTime frameDescription
ORRFrom enrollment to the end of treatment at 24 monthsTo evaluate the objective response rate (ORR) of sac-TMT as assessed by the investigator based on RECIST v1.1.

Secondary

MeasureTime frameDescription
PFSFrom enrollment to the end of treatment at 24 monthsTo evaluate the progression-free survival (PFS) as assessed by the investigator based on RECIST v1.1.
OSFrom enrollment to the end of treatment at 24 monthsTo evaluate the overall survival (OS) of sac-TMT in participants with locally advanced or metastatic thymic carcinoma with treatment failure after platinum-based therapy.
Incidence and severity of AEs and SAEs, and abnormal laboratory values.From enrollment to the end of treatment at 24 monthsTo evaluate the safety of sac-TMT in participants with locally advanced or metastatic thymic carcinoma.
DCRFrom enrollment to the end of treatment at 24monthsDuration of response (DOR) as assessed by the investigator based on RECIST v1.1.

Countries

China

Contacts

CONTACTYan Qing
qingyan@kelun.com028-67255495

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 13, 2026