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Advanced Solid TumorPhase 2/3NCT05809336

Gut Microbial Metabolites Inosine Combined With PD-1/PD-L1 Inhibitor for Patients With Malignant Advanced Solid Tumors

A Phase 2/3 study testing Inosine 0.2g orally 3 times/day and PD-1/PD-L1 inhibitor ,chemotherapy/targeting in people with Advanced Solid Tumor, run by Beijing Friendship Hospital at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

We conducted a single-center, prospective randomized ,Parallel controls, open labels Clinical Studies,The study is about Gut Microbial Metabolites Inosine Combined With PD-1/PD-L1 Inhibitor for Patients with malignant Advanced Solid Tumors .One group was the inosine group , the other group was the non-inosine… Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Advanced Solid Tumor
What is being tested?
Inosine 0.2g orally 3 times/day and PD-1/PD-L1 inhibitor ,chemotherapy/targeting
Could I receive a placebo?
No, everyone receives an active treatment
How many people
172 participants
Where
1 siteChina
Study dates
1 May 2019to 31 Oct 2022
Phase
Phase 2/3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histopathologically confirmed unresectable locally advanced, recurrent or metastatic solid tumors
  • Age 18 years old - 75 years old
  • ECOG score of ≤ 2
  • Time to end of palliative treatment for localized lesions (non-target lesions) was >3 weeks from randomization start time, At least one measurable lesion or assessable lesion according to RECIST v1.1
  • Can provide archived pathological tissues or fresh pathological tissues for PD-L1, MMR/MSI, TMB testing within 6 months from the signing of the informed consent for screening and can obtain the test results
  • Adequate organ and bone marrow function, defined as follows: 1) Blood count: absolute neutrophil count (ANC) ≥ 1.5 × 109/L, platelet count (PLT) ≥ 100 × 109/L, hemoglobin level (HGB) ≥ 9.0 g/dL. 2) Liver function: patients without liver metastases require: serum total bilirubin (TBIL) ≤ 1.5 × upper limit of normal ( ULN); alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤2.5×ULN. patients with liver metastases required: TBIL ≤1.5×ULN; ALT and AST ≤5×ULN. 3) renal function: creatinine clearance (Ccr) ≥50mL/min (calculated using the Cockcroft/Gault formula): female: Ccr = (140-years-old) × body weight (kg) × 0.85; men: Ccr = (140-years-old) × body weight (kg) × 1.00. 4) Adequate coagulation function, defined as international normalized ratio (INR) or prothrombin time (PT) ≤1.5 × ULN
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  • Expected survival time ≥ 12 weeks
  • Female subjects of childbearing age or male subjects whose sexual partners are women of childbearing age are required to use effective contraception throughout the treatment period and for 6 months after the treatment period
  • Sign the written informed consent

Who cannot join

  • Signs of active bleeding or perforation
  • History of intestinal obstruction or the following diseases: inflammatory bowel disease or extensive bowel resection, Crohn's disease, ulcerative colitis
  • Hepatic metastatic focal load of approximately 50% or more of the entire liver volume
  • Antibiotic was used within 2 weeks before study treatment
  • Received systemic antitumor therapy with herbs or immunomodulatory drugs (including thymidine, interferon, interleukin, etc.) within 2 weeks before the first dose.
  • immunosuppressive drugs was used within 4 weeks before study treatment, excluding topical glucocorticoids or physiologic doses of systemic glucocorticoids (i.e., no more than 10mg/day of prednisone or equivalent doses of other glucocorticoids) of nasal spray, inhalation, or other routes, or glucocorticoid for the prevention of contrast allergy
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  • Interstitial lung disease requiring glucocorticoid therapy
  • Active, known or suspected autoimmune disease or history of the disease within the last 2 years (patients with vitiligo, psoriasis, alopecia or Grave's disease not requiring systemic treatment within the last 2 years, hypothyroidism requiring only thyroid hormone replacement therapy, and type I diabetes requiring only insulin replacement therapy may be enrolled)
  • Symptomatic congestive heart failure (New York Heart Association class -≥3) or symptomatic or poorly controlled arrhythmias
  • standard treatment could not uncontrollarterial hypertension (systolic blood pressure ≥ 160 or diastolic blood pressure ≥ 100).
  • Any arterial thromboembolic event, including myocardial infarction, unstable angina, cerebrovascular accident or transient ischemic attack, within 6 months prior to enrollment in treatment
  • History of deep vein thrombosis, pulmonary embolism, or any other serious thromboembolism within 3 months prior to enrollment
  • Known active tuberculosis
  • Known history of case type immunodeficiency virus infection
  • Positive hepatitis B surface antigen and peripheral blood hepatitis B virus deoxyribonucleic acid (HBV DNA) titer test ≥ 1×104 copies/mL (or HBV-DNA quantification ≥ 2000 units/ml); active hepatitis C
  • History of other primary malignancies, except: malignancies in complete remission for at least 5 years prior to enrollment and requiring no other treatment during the study period; adequately treated non-melanoma skin cancer or malignant freckled nevus with no evidence of disease recurrence; adequately treated carcinoma in situ with no evidence of disease recurrence
  • Patients who, in the judgment of the investigator, are otherwise likely to interfere with the conduct of the clinical study, who may not be able to comply with the protocol or who are unable to cooperate, or who are a risk to the study This study was approved by the Clinical Investigation Ethics Committee of Beijing Friendship Hospital, Capital Medical University, and was conducted in accordance with the Declaration of Helsinki. All patients signed informed consent forms for data collection and study purposes

Trial locations and contacts

1 site in 1 country.

China1 site
  • Qin li

    Beijing, Beijing Municipality, 100029

Other trials in China

About this study

We conducted a single-center, prospective randomized ,Parallel controls, open labels Clinical Studies,The study is about Gut Microbial Metabolites Inosine Combined With PD-1/PD-L1 Inhibitor for Patients with malignant Advanced Solid Tumors .One group was the inosine group , the other group was the non-inosine group.The treatment regimen of inosine group : inosine + PD-1/PD-L1 inhibitor ± chemotherapy/targeting, and the treatment regimen of non-inosine group : PD-1/PD-L1 inhibitor ± chemotherapy/targeting.The primary study endpoints were overall survival (OS) and progression-free survival PFS, and the secondary study endpoints were objective remission rate (ORR) and disease control rate (DCR) comparing the two groups.

Read the detailed description

We conducted a single-center, prospective randomized ,Parallel controls, open labels Clinical Studies,,The study is about Gut Microbial Metabolites Inosine Combined With PD-1/PD-L1 Inhibitor for Patients with malignant Advanced Solid Tumors.One group was the inosine group , the other group was the non-inosine group. A total of 172 patients with advanced malignant solid tumors were collected from Capital Medical University Beijing Friendship Hospital, and randomly assigned to two groups according to 1:1, 86 patients in the inosine group and 86 patients in the non-inosine group. The regimen of inosine treatment group was: inosine + PD-1/PD-L1 inhibitor ± chemotherapy/targeting, and the treatment regimen of non-inosine treatment group was: PD-1/PD-L1 inhibitor ±chemotherapy/targeting,every 2 or 3 weeks protocol ,until the subject's disease progresses, death, intolerable adverse events, the investigator determines that there is no benefit from continued treatment or other termination criteria are met (pregnancy, individual patient reasons or co-morbidities), the subject requests withdrawal from the study, withdrawal of informed consent, and loss of visit.Anti-tumor efficacy is evaluated every 2/3 cycles (every 6 weeks) based on computed tomography (CT) or magnetic resonance imaging (MRI) results and their tumor markers, according to RECIST v1.1 criteria.

Inosine tablets were purchased from Tianjin Jinshi, dosage: 0.2g orally 3 times/day, PD-1/PD-L1 inhibitors, chemotherapy and targeted combination therapy regimens were developed by the investigators according to the NCCN guidelines and CSCO guidelines and the patient's condition and its staging.

Being tested
Inosine 0.2g orally 3 times/day, PD-1/PD-L1 inhibitor ,chemotherapy/targeting

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Inosine 0.2g orally 3 times/dayDrug

    Also called Camrelizumab for injection, Sintilimab injection, Penpulimab injection, Tislelizumab injection

    inosine + PD-1/PD-L1 inhibitor ± chemotherapy/targeting,

  • PD-1/PD-L1 inhibitor ,chemotherapy/targetingDrug

    Also called Camrelizumab for injection, Sintilimab injection, Penpulimab injection, Tislelizumab injection

    PD-1/PD-L1 inhibitor ± chemotherapy/targeting

Study groups in NCT05809336
Study groupRoleWhat they receive
inosine groupExperimentalParticipants will receive inosine + PD-1/PD-L1 inhibitor ± chemotherapy/targeting,every 2 or 3 weeks, until the subject's disease progresses, death, intolerable adverse events, the investigator determines that there is no benefit from continued treatment or other termination criteria are met (pregnancy, individual patient reasons or co-morbidities), the subject requests withdrawal from the study, withdrawal of informed consent, and loss of visit
Receives: Drug: Inosine 0.2g orally 3 times/day
non-inosine groupActive comparatorParticipants will receive PD-1/PD-L1 inhibitor ± chemotherapy/targeting, every 2 or 3 weeks .until the subject's disease progresses, death, intolerable adverse events, the investigator determines that there is no benefit from continued treatment or other termination criteria are met (pregnancy, individual patient reasons or co-morbidities), the subject requests withdrawal from the study, withdrawal of informed consent, and loss of visit
Receives: Drug: PD-1/PD-L1 inhibitor ,chemotherapy/targeting

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. overall survival (OS)

    Time from randomization grouping to death from any cause

    Measured: 36 months

  2. progression-free survival (PFS)

    Time from randomization grouping to the first recorded disease progression or death from any cause

    Measured: 36 months

Secondary outcomes (2)
  1. objective remission rate(ORR) [ Time Frame: Up to 36 months ]

    Proportion of subjects with best overall efficacy assessed as CR and PR

    Measured: 36 months

  2. disease control rate (DCR)

    Proportion of subjects with best overall efficacy assessed as CR, PR and SD

    Measured: 36 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted12 Apr 2023
  2. Study start1 May 2019
  3. Primary completion31 Oct 2022
  4. Study completion31 Oct 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2/3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
172 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05809336
Sponsor's protocol ID
Beijing inosine
Status last verified
Mar 2023
First submitted
30 Mar 2023
Last updated
12 Apr 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Zhao H, Zhang W, Lu Y, Dong Y, He Z, Zhen H, Li Q. Inosine enhances the efficacy of immune-checkpoint inhibitors in advanced solid tumors: A randomized, controlled, Phase 2 study. Cancer Med. 2024 Sep;13(17):e70143. doi: 10.1002/cam4.70143.

    PubMed 39267574

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing Inosine 0.2g orally 3 times/day and PD-1/PD-L1 inhibitor ,chemotherapy/targeting in people with Advanced Solid Tumor, run by Beijing Friendship Hospital at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 12 Apr 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

overall survival (OS) (time frame: 36 months). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05809336, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Apr 2023.

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