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Neoadjuvant glucocorticoid versus chemotherapy followed by surgery for advanced type B thymomas: a multicenter, prospective, open-label, randomized controlled phase II trial

Neoadjuvant glucocorticoid versus chemotherapy followed by surgery for advanced type B thymomas: a multicenter, prospective, open-label, randomized controlled phase II trial

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500110661
Enrollment
Unknown
Registered
2025-10-17
Start date
2025-03-17
Completion date
Unknown
Last updated
2025-10-20

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

Conditions

Thymoma

Interventions

Chemotherapy:Platinum-containing chemotherapy regimens CAP or TC, determined by the investigator, administered every 3 weeks for 2 cycles. CAP regimen: Cisplatin 50 mg/m^2 IV on day 1
Doxorubicin 50 mg/m^2 IV on day 1
Cyclophosphamide 500 mg/m2 IV on day 1. TC regimen: Carboplatin AUC 4-5
Paclitaxel 200 mg/m^2.
Glucocorticoid:Methylprednisolone 1g with 250ml normal saline, intravenous infusion, once daily, days 1-3, once a week, for 2 courses. For patients with myasthenia gravis combined with severe disease

Sponsors

Shanghai Chest Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Be able to understand and voluntarily sign a written ICF; 2. Male or female aged 18-75 years (including 18 and 75 years); 3. Pathologically confirmed type B thymoma; 4. The eighth UICC stage III-IVa potentially unresectable tumor; 5. Patients who have not received surgery, chemotherapy, radiotherapy, and other anti-tumor treatments; 6. Patients with PS score 0-1 who can tolerate chemotherapy, hormone therapy, surgery, and radiotherapy; 7. Have at least one measurable lesion that meets the RECIST 1.1 criteria; 8. Vital organ function must meet the following criteria: (1)Routine blood examination: (no blood transfusion, no G-CSF and other cytogenic drug correction treatment within 2 weeks before screening); (2)Hemoglobin (HB) >=90 g/L; (3)Absolute neutrophil count (ANC) >=1.5×10^9/L; (4)Platelet count (PLT) >=90×10^9/L; (5)White blood cell count (WBC) >=3.0×109/L and =30 g/L; (4)Creatinine (Cr) =50mL/min (Cockcroft-Gault formula); (5)Activated partial thromboplastin time (APTT) =50%.

Exclusion criteria

Exclusion criteria: 1. tumors with pathologic types including thymic carcinoma and other non-B thymoma components; 2. Patients with myasthenia receiving glucocorticoids (except those who have received glucocorticoids for less than one month at a dose of less than 0.75mg/kg); 3. with other autoimmune diseases; 4. have received other tumor-related treatments (including targeting, immunization, radiotherapy, surgery); 5. Cases of bilateral pleural metastases; 6. There is widespread distant metastasis; 7. Poor blood sugar control after drug treatment; 8. Diseases of the cardiovascular system meet any of the following criteria: (1). Congestive heart failure with cardiac function =NYHA Class II; (2) Arrhythmias poorly controlled by drugs; (3)Acute myocardial infarction, severe or unstable angina pectoris, coronary or peripheral artery bypass grafting occurred within 6 months prior to initial administration; (4)Left ventricular ejection fraction (LVEF) < 50%; 9. High blood pressure that cannot be controlled by medication; 10. hyperarterial/venous thrombotic events or embolic events, such as stroke (including transient ischemic attack), deep vein thrombosis, and pulmonary embolism, occurred within 6 months prior to initial administration; 11. There is an active bacterial, fungal, or viral infection that requires systemic treatment within 1 week prior to initial dosing; 12. Active gastrointestinal ulcer, ulcerative colitis, intestinal obstruction and other conditions that researchers have determined may cause gastrointestinal bleeding or perforation; Or the past intestinal perforation, intestinal fistula treatment has not been cured; 13. have multiple factors that affect the absorption, distribution, metabolism or clearance of oral drugs (such as inability to swallow drugs, frequent vomiting, chronic diarrhea, etc.); 14. The presence of any clinically significant systemic disease that the investigator determines requires treatment; 15. The presence of poorly healed wounds, severe ulcers, fractures or osteonecrosis; 16. Known or suspected allergy to the investigational drug; Pregnant or lactating female patients; 17. in the treatment phase of other interventional clinical trials within 4 weeks prior to initial administration; 18. Participants in non-interventional clinical trials (e.g. epidemiological studies) are eligible for inclusion in this study; If you are in the survival follow-up period of the interventional clinical trial, you can also be enrolled in this study; 19. In the investigator's opinion, the patient has any instability or any disease or medical condition that may affect his or her safety or adherence to the study.

Design outcomes

Primary

MeasureTime frame
ORR;

Secondary

MeasureTime frame
Surgical rate;Adverse event;PFS;

Countries

China

Contacts

Public ContactTeng Mao

Shanghai Chest Hospital

hippomao@hotmail.com+86 180 1732 1523

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026