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A prospective, multicenter phase II clinical study on the treatment of advanced solid tumors that failed first-line therapy with a "triple combination" of high- and low-dose radiotherapy combined with immunotherapy.

A prospective, multicenter phase II clinical study on the treatment of advanced solid tumors that failed first-line therapy with a "triple combination" of high- and low-dose radiotherapy combined with immunotherapy.

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500114399
Enrollment
Unknown
Registered
2025-12-11
Start date
2026-01-01
Completion date
Unknown
Last updated
2025-12-15

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

Conditions

Solid tumor

Interventions

Experimental group:High-dose radiotherapy (HDRT): Select small lesions (the diameter of each individual lesion must be less than 3 cm
if there are multiple HDRT lesions, the total volume must be less than 100 cm3), with a single dose of 8 Gy, total dose of 24 Gy (3 times) Low-dose radiotherapy (LDRT): Select large lesions (the maxim
the remaining unirradiated lesions can be selectively irradiated, but it is not mandatory), with a single dose of 2.0 Gy, total dose of 4 Gy (2 times) Immunotherapy: Begin administering adalimumab imm

Sponsors

Donghai County People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: (1) Age >= 18 years old, no gender restrictions; (2) The enrolled patients must have advanced solid tumors with recurrence or metastasis; (3) They must have experienced disease progression after receiving standard first-line systemic treatment; (4) The Eastern Cooperative Oncology Group (ECOG) score is 0-3, and the expected survival period is > 3 months; (5) According to the Response Evaluation Criteria in Solid Tumors (RECIST 1.1), there must be at least two measurable lesions; (6) No history of immune diseases; (7) Basic blood indicators are normal: white blood cell count >= 4×10^9/L; absolute neutrophil count >= 1.5×10^9/L; platelets >= 100×10^9/L; hemoglobin >= 90 g/L; (8) Basic renal function is normal: serum creatinine = 60 mL/min; (9) Basic liver function is normal: serum total bilirubin <= 1.5×ULN (if there is liver metastasis, serum total bilirubin should be <= 3.0×ULN); aspartate aminotransferase (AST) and alanine aminotransferase (ALT) <= 2.5×ULN (<= 5.0×ULN if there is liver metastasis); (10) For female patients, a negative urine pregnancy test must be conducted before the start of the study (not applicable to patients with bilateral oophorectomy and/or hysterectomy or postmenopausal patients); (11) Sign a written informed consent form and be able to comply with the protocol during the study.

Exclusion criteria

Exclusion criteria: (1) The patient has any active autoimmune disease or has a history of autoimmune disease (as listed below, but not limited to: autoimmune hepatitis, interstitial pneumonia, uveitis, enteritis, hepatitis, pituitary inflammation, vasculitis, nephritis, hyperthyroidism; the patient has vitiligo; if asthma was completely relieved during childhood and no intervention is required after adulthood, it can be included; patients with asthma who require bronchodilators for medical intervention cannot be included) (2) Participated in any other interventional clinical trial within 30 days before screening; (3) Is currently using immunosuppressants or systemic hormones to achieve immunosuppression (dose > 10mg/day prednisone or other equivalent efficacy hormones), and is still using them within 2 weeks before enrollment; (4) Has poorly controlled concurrent diseases (such as heart failure, diabetes, hypertension, thyroid disease, mental illness, etc.); (5) Known to be infected with HIV virus or have active viral hepatitis or other infectious diseases; (6) Allergic to the drugs or their components used in this protocol; (7) >= 2 grade peripheral nerve disease or hearing loss according to the standards of Common Terminology Criteria for Adverse Events (NCI CTCAE V5.0); (8) Pregnant (confirmed by blood or urine HCG test) or lactating women, or reproductive-aged subjects who are unwilling or unable to take effective contraceptive measures (applicable to both male and female subjects) until at least 6 months after the last trial treatment; (9) The investigator deems it inappropriate for the subject to participate in this study; (10) Refuses to participate in this study or is unable to sign the informed consent form.

Design outcomes

Primary

MeasureTime frame
Objective response rate;Progression-free survival period;

Secondary

MeasureTime frame
Disease control rate;Overall survival period;9-month survival rate;12-month survival rate;Objective response rate of non-radiotherapy lesions;

Countries

China

Contacts

Public ContactYanlin Li

Donghai County People's Hospital

yl_wow@126.com+86 151 5125 0977

Outcome results

None listed

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