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?Efficacy and Safety of Iparomlimab/Tuvorlimab (QL1706) in Treating Intermediate Trophoblastic Tumors: A Prospective, Multicenter, Single-Arm Clinical Trial??

?Efficacy and Safety of Iparomlimab/Tuvorlimab (QL1706) in Treating Intermediate Trophoblastic Tumors: A Prospective, Multicenter, Single-Arm Clinical Trial??

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500101129
Enrollment
Unknown
Registered
2025-04-21
Start date
2025-04-22
Completion date
Unknown
Last updated
2025-04-28

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

Conditions

Intermediate trophoblastic tumors

Interventions

QL1706 treatment group:QL1706
QL1706 and chemotherapy group:QL1706 plus chemotherapy

Sponsors

Peking Union Medical College Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1. Females aged 18-70 years old; 2. Pathological diagnosis of PSTT or ETT; 3. Cohort A: patients with stage IV treatment, relapse or chemotherapy resistance; Cohort B: high-risk patients with stage I-III disease who underwent biopsy or postoperative chemotherapy and met one of the following criteria: (1) abnormal HCG at two weeks postoperatively, (2) surgical unresected lesions, (3) high-risk factors (interval between previous pregnancies>=48 months, deep myometrial invasion, mitotic image>5/HPF, necrosis); 4. Eastern Cooperative Oncology Organization (ECOG) performance status score of 0-1; 5. Voluntarily sign the informed consent form; 6. Good function of major organs;

Exclusion criteria

Exclusion criteria: 1. Estimated survival time10mg daily prednisone equivalent) or other immunosuppressive drugs is required within 14 days of enrollment. In the absence of active autoimmune disease, inhaled or topical steroids and adrenal replacement doses > 10 mg daily prednisone equivalent are permitted. Physiologic replacement doses of systemic corticosteroids are permitted. 8. Known history of human immunodeficiency virus or known positive test for acquired immunodeficiency syndrome; 9. Patients with untreated chronic hepatitis B or chronic hepatitis B virus (HBV) carriers with HBV DNA > 1000 IU/mL, and patients with active hepatitis C should be excluded. Carriers of inactive hepatitis B surface antigen (HbsAg), treated and stable hepatitis B patients (HBV DNA < 1000 IU/mL), and cured hepatitis C patients may be enrolled. 10. Known to have active tuberculosis (TB). Subjects with suspected active TB should have a chest x-ray, sputum, and exclusion by clinical signs and symptoms. 11. Have severe active infection requiring systemic treatment, including but not limited to complications requiring hospitalization, sepsis or severe pneumonia. 12. Uncontrolled cardiovascular disease, including: (1) symptomatic congestive heart failure (grade 3 or 4 determined by the New York Heart Association), or left ventricular ejection fraction (LVEF) of <50% on cardiac ultrasound. (2) Uncontrolled hypertension (systolic blood pressure = 140 mmHg or diastolic blood pressure = 90 mmHg despite optimal medical therapy). (3) Poorly controlled arrhythmias. (4) Evidence of unstable angina, acute or ongoing myocardial ischemia. 13. Any arterial thromboembolic event, including myocardial infarction, cerebrovascular accident or transient ischemic attack, within 6 months prior to enrollment, and a history of deep vein thrombosis, pulmonary embolism or any other severe thromboembolism. 14. Known presence or history of interstitial lung disease. 15. Factors that obviously affect the absorption of oral drugs, such as inability to swallow, chronic diarrhea and intestinal obstruction. or cavity viscular sinus tract or perforation within 6 months. Severely active peptic ulcer disease or gastritis. 16. Mental illness and social conditions that will restrict the subject's compliance with the requirements of the study or affect the subject's ability to provide written informed consent; 17. Known history of allogeneic organ transplantation and allogeneic hematopoietic stem cell transplantation; 18. Received a live vaccine within 30 days prior to the first dose of QL1706, or plans to receive a live vaccine during the study; 19. Known history of severe hypersensitivity reactions to other monoclonal antibodies and chemotherapy drugs required for research; 20. Pregnant or lactating females; 21. Any condition that, in the opinion of the investigator, may harm the subject or cause the subject to be unable to meet or perform the requirements of the study;

Design outcomes

Primary

MeasureTime frame
Complete Response Rate;

Secondary

MeasureTime frame
diseaase control rate;life quality;progress free survival;?Objective Response Rate;treatment related adverse effects;overall survival;duration of response;Ovary function;

Countries

China

Contacts

Public ContactXiang Yang

Peking Union Medical College Hospital

xiangy@Pumch.cn+86 10 6915 5635

Outcome results

None listed

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