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Metronomic Chemotherapy in Patients With Advanced Solid Tumor With Bone Metastasis and Advanced Pretreated Osteosarcoma

Metronomic Cyclophosphamide and Methotrexate Combined With Zoledronic Acid and Sirolimus in Patients With Advanced Solid Tumor With Bone Metastasis and Advanced Pretreated Osteosarcoma. A Phase Ib Study From the French Sarcoma Group

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02517918
Acronym
METZOLIMOS
Enrollment
23
Registered
2015-08-07
Start date
2015-02-28
Completion date
2021-11-16
Last updated
2025-06-08

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

Conditions

Osteosarcoma, Solid Tumor

Keywords

Advanced solid tumor, Bone metastasis and advanced pretreated osteosarcoma, Phase I trial, Dose escalation and expansion cohort, Biomarkers study

Brief summary

This is a prospective open-labeled phase I trial based on a dose escalating study design assessing two dose levels of sirolimus when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) followed by an expansion cohort once the Maximum Tolerated Dose (MTD) is established.

Detailed description

The dose escalation part of the trial will be concerned on adults with advanced solid tumor with bone metastasis and young and adult patients with unresectable locally advanced or metastatic osteosarcoma. The Expansion cohort will be conducted on young and adult patients with unresectable locally advanced or metastatic osteosarcoma.

Interventions

DRUGSirolimus combined with CP, MT and ZA

Cyclophosphamide, Methotrexate and Sirolimus will be administrated orally. Zoledronic Acid will be administrated by infusion (IV). Trial based on a dose escalating study design assessing two dose levels of sirolimus when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) followed by an expansion cohort once the MTD is established.

Sponsors

Reliable Cancer Therapies
CollaboratorINDUSTRY
Pfizer
CollaboratorINDUSTRY
Institut Bergonié
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

This is a prospective open-labeled phase I trial based on : * a dose escalating study design assessing two dose levels of sirolimus when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) * an expansion cohort once the MTD is established.

Eligibility

Sex/Gender
ALL
Age
13 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Histology: * Advanced solid tumor with radiologically proven bone metastasis, (dose escalation part) * Patients with osteogenic osteosarcoma (dose escalation part and expansion cohort) histologically confirmed by central review 2. Metastatic or unresectable locally advanced disease, not eligible for alternative local treatment (radiotherapy for instance) 3. Age \> 18 years for patients with solid tumor and ≥ 13 years for patients with osteosarcoma 4. ECOG, performance status ≤ 1 5. Life expectancy \> 3 months 6. Measurable disease according to RECIST v1.1. At least one site of disease must be uni-dimensionally ≥ 10 mm 7. Patients must have histologically confirmed diagnosis of locally advanced and/or metastatic solid tumors, which are not amenable to standard treatment, including for patients with osteosarcoma conventional agents such as anthracyclines, platinum salts, ifosfamide and/or methotrexate 8. At least three weeks since last chemotherapy, immunotherapy or any other pharmacological treatment and/or radiotherapy 9. Adequate haematological, renal, metabolic and hepatic function: * Haemoglobin ≥ 10 g/dl (patients may have received prior red blood cell transfusion, if clinically indicated); leucocytes ≥ 3 x 10\^9/l, absolute neutrophil count ≥ 1.5 x 10\^9/l, and platelet count ≥ 120 x 10\^9/l. * Alanine aminotransferase and aspartate aminotransferase ≤ 2.5 x upper limit of normality (ULN) * Total bilirubin ≤ 1.5 x ULN * Calculated creatinine clearance \> 40 ml/min/1.73 m² (according to MDRD formula) * Creatine phosphokinase ≤ 2.5 x ULN * Albumin \> 25 g/l 10. No prior or concurrent malignant disease diagnosed or treated in the last 2 years except adequately treated in situ carcinoma of the cervix, basal or squamous skin cell carcinoma, or in situ transitional bladder cell carcinoma, 11. Recovery to grade ≤ 1 from any adverse event derived from previous treatment (excluding alopecia of any grade and non-painful peripheral neuropathy grade ≤ 2) according to the NCI-CTCAE, version 4 12. Patients with a French social security in compliance with the French law relating to biomedical research 13. Voluntarily signed and dated written informed consent prior to any study specific procedure 14. Women of childbearing potential must have a negative serum pregnancy test before study entry. Both women and men must agree to use a medically acceptable method of contraception throughout the treatment period and for six months after discontinuation of treatment

Exclusion criteria

1. Previous treatment with sirolimus 2. Concomitant diseases/conditions: * Clinically significant and/or rapidly accumulating ascites, pericardial and/or pleural effusions * Unstable cardiac disease, pulse oximetry saturation \< 90% at rest * Clinically significant immunodeficiency, such as HIV or active Hepatitis B or C * History of auto-immune disease, transplantation 3. Central nervous system malignancy 4. Men or women of childbearing potential who are not using an effective method of contraception; women who are pregnant or breast feeding 5. Patients receiving any substances that are inhibitors or inducers of CYP450 3A4 6. Ongoing or recent (\<6 weeks) dental problem, including any severe tooth or jaw infection (mandible and maxilla), dental trauma, dental or stomatological surgery (implants). Current dental cares are allowed 7. History of maxillary osteonecrosis or delayed healing after dental surgery 8. Participation to a study involving a medical or therapeutic intervention in the last 30 days 9. Previous enrolment in the present study 10. Patient unable to follow and comply with the study procedures because of any geographical, familial, social or psychological reasons 11. Known hypersensitivity to any involved study drug or any of its formulation components 12. Patients receiving live vaccines within 30 days prior to the first dose of study therapy and while participating in study

Design outcomes

Primary

MeasureTime frameDescription
Dose Escalation Part: Number of Dose-Limiting Toxicities (DLTs) at Each Dose Level on Cycle 1During the first cycle (28 days)A DLT is defined as an adverse event (AE) or laboratory abnormality that fulfills the criteria below: * Is considered to be at least possibly related to the study treatment * Occurs during the first cycle of treatment * Is unrelated to disease, disease progression, inter-current illness, or concomitant medications * Meets one of the criteria below, graded as outlined or according to NCI CTCAEv4.3: * Grade 4 non-haematological toxicity (not laboratory) * Grade 3 non-haematological toxicity \> 3 days (not laboratory) (except for asthenia, 1rst episode of nausea/vomiting without maximal symptomatic/prophylactic treatment) * Grade ≥ 3 non-hematologic laboratory value if medical intervention is required to treat the patient, or the abnormality leads to hospitalization, or the abnormality persists for \> 1 week * Grade ≥ 3 hematologic toxicity \> 3 days (except for lymphopenia) * Grade 4 lymphopenia * Confirmed febrile neutropenia
Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression Rate6-month non-progression rate as per RECIST v1.16-month non-progression rate defined as the rate of complete or partial response or stable disease at 6 months using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters. * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions). * Stable Disease (SD): Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD * Unevaluable : patients stopped the treatment before tumor assessment.

Secondary

MeasureTime frameDescription
Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS)1-year Overall Survival (OS) as per RECIST v1.11-year Overall Survival (OS) is defined as the time from first infusion to death (of any cause)
Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from the start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months.The best objective response (BOR) is the best response recorded for each patient from the start of the study treatment until the end of treatment for progressive disease, death, patient or investigator decision. BOR is determined by investigator review of tumor assessments using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm * Stable Disease (SD) Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months
Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from the start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months.The best objective response (BOR) is the best response recorded for each patient from the start of the study treatment until the end of treatment for progressive disease, death, patient or investigator decision. BOR is determined by investigator review of tumor assessments using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm * Stable Disease (SD) Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, average of 4 months
Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS) as Per RECIST v1.11-year Overall Survival (OS) as per RECIST v1.11-year Overall Survival (OS) is defined as the time from first infusion to death (of any cause)
Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS) as Per RECIST v1.11-year Progression-free survival (PFS) as per RECIST v1.11-year Progression-free survival (PFS) is defined as the time from study treatment initiation to the first occurrence of disease progression, as determined by investigator review of tumor assessments using RECIST v1.1, or death from any cause during the study (i.e., within 30 days after the last dose of study treatment). Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions).
Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS)1-year Progression-free survival (PFS) as per RECIST v1.11-year Progression-free survival (PFS) is defined as the time from study treatment initiation to the first occurrence of disease progression, as determined by investigator review of tumor assessments using RECIST v1.1, or death from any cause during the study (i.e., within 30 days after the last dose of study treatment). Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions).

Countries

France

Participant flow

Recruitment details

First patient enrolled: February 16th, 2015 and last patient enrolled: March 11th, 2021

Participants by arm

ArmCount
Dose Escalation Part With Sirolimus (Si) Dose 4 mg
Prospective open-labeled phase I trial. The dose escalation design to identify the maximum tolerated dose will be the traditional 3+3 design. Sirolimus (SI) dose 4 mg when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) Sirolimus will be administered per os once daily, continuously. One cycle consits of 28 days. Number of subjects : 6. Cyclophosphamide will be administered per os bi-daily (50 mg x 2), and given on a week on/week off schedule. Methotrexate will be administered per os bi-daily (2.5 mg x 2), and given on day 1 and 4 every week. Zoledronic acid will be administered at home by intravenous infusion (4 mg) on Day 2 of each cycle, every 4 weeks.
6
Dose Escalation Part With Sirolimus (SI) Dose 6 mg
Prospective open-labeled phase I trial. The dose escalation design to identify the maximum tolerated dose will be the traditional 3+3 design. Sirolimus (SI) dose 6 mg when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) Sirolimus will be administered per os once daily, continuously. One cycle consits of 28 days. Number of subjects : 3. Cyclophosphamide will be administered per os bi-daily (50 mg x 2), and given on a week on/week off schedule. Methotrexate will be administered per os bi-daily (2.5 mg x 2), and given on day 1 and 4 every week. Zoledronic acid will be administered at home by intravenous infusion (4 mg) on Day 2 of each cycle, every 4 weeks.
3
Expansion Cohort With Dose Sirolimus (SI) 4 mg
Prospective open-labeled phase I trial. The expansion cohort is designed to enable to detect antitumor activity observed with sirolimus (SI) combined with cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA). Sirolimus (SI) dose 4 mg when prescribed in combination with metronomic cyclophosphamide (CP), methotrexate (MT) and zoledronic acid (ZA) Sirolimus will be administered per os once daily, continuously. One cycle consits of 28 days. Number of subjects : 14. Cyclophosphamide will be administered per os bi-daily (50 mg x 2), and given on a week on/week off schedule. Methotrexate will be administered per os bi-daily (2.5 mg x 2), and given on day 1 and 4 every week. Zoledronic acid will be administered at home by intravenous infusion (4 mg) on Day 2 of each cycle, every 4 weeks.
14
Total23

Baseline characteristics

CharacteristicDose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part With Sirolimus (SI) Dose 6 mgExpansion Cohort With Dose Sirolimus (SI) 4 mgTotal
Age, Continuous52.5 years
STANDARD_DEVIATION 13.1
65.4 years
STANDARD_DEVIATION 12
36.3 years
STANDARD_DEVIATION 21.4
44.3 years
STANDARD_DEVIATION 21
Region of Enrollment
France
6 participants3 participants14 participants23 participants
Sex: Female, Male
Female
4 Participants2 Participants6 Participants12 Participants
Sex: Female, Male
Male
2 Participants1 Participants8 Participants11 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
— / —— / —— / —
other
Total, other adverse events
6 / 63 / 314 / 14
serious
Total, serious adverse events
3 / 63 / 39 / 14

Outcome results

Primary

Dose Escalation Part: Number of Dose-Limiting Toxicities (DLTs) at Each Dose Level on Cycle 1

A DLT is defined as an adverse event (AE) or laboratory abnormality that fulfills the criteria below: * Is considered to be at least possibly related to the study treatment * Occurs during the first cycle of treatment * Is unrelated to disease, disease progression, inter-current illness, or concomitant medications * Meets one of the criteria below, graded as outlined or according to NCI CTCAEv4.3: * Grade 4 non-haematological toxicity (not laboratory) * Grade 3 non-haematological toxicity \> 3 days (not laboratory) (except for asthenia, 1rst episode of nausea/vomiting without maximal symptomatic/prophylactic treatment) * Grade ≥ 3 non-hematologic laboratory value if medical intervention is required to treat the patient, or the abnormality leads to hospitalization, or the abnormality persists for \> 1 week * Grade ≥ 3 hematologic toxicity \> 3 days (except for lymphopenia) * Grade 4 lymphopenia * Confirmed febrile neutropenia

Time frame: During the first cycle (28 days)

Population: Population assessable : Patients who received at least one dose of one of the trial's products and have received the complete C1 cycle (28 days: D1 to D28) or have exhibited a DLT during C1.

ArmMeasureValue (NUMBER)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part: Number of Dose-Limiting Toxicities (DLTs) at Each Dose Level on Cycle 10 Number of DLTs
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part: Number of Dose-Limiting Toxicities (DLTs) at Each Dose Level on Cycle 12 Number of DLTs
Primary

Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression Rate

6-month non-progression rate defined as the rate of complete or partial response or stable disease at 6 months using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters. * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions). * Stable Disease (SD): Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD * Unevaluable : patients stopped the treatment before tumor assessment.

Time frame: 6-month non-progression rate as per RECIST v1.1

Population: Population assessable : Patients eligible and who received at least one complete or two incomplete treatment cycles and least one disease measurement recorded not less than eight weeks after treatment onset.

ArmMeasureGroupValue (NUMBER)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression RateComplete response0 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression RatePartial response confirmed1 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression RateStable disease1 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression RateProgression10 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, in Terms of 6-month Non-progression RateUnevaluable according to RECIST v1.12 participants
Secondary

Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS)

1-year Overall Survival (OS) is defined as the time from first infusion to death (of any cause)

Time frame: 1-year Overall Survival (OS) as per RECIST v1.1

Population: Population assessable : Patients who received at least one dose of one of the trial's products and have received the complete C1 cycle (28 days: D1 to D28) or have exhibited a DLT during C1.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS)3 Participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS)0 Participants
Secondary

Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS)

1-year Progression-free survival (PFS) is defined as the time from study treatment initiation to the first occurrence of disease progression, as determined by investigator review of tumor assessments using RECIST v1.1, or death from any cause during the study (i.e., within 30 days after the last dose of study treatment). Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions).

Time frame: 1-year Progression-free survival (PFS) as per RECIST v1.1

Population: Population assessable : Patients who received at least one dose of one of the trial's products and have received the complete C1 cycle (28 days: D1 to D28) or have exhibited a DLT during C1.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS)6 Participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS)1 Participants
Secondary

Dose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1

The best objective response (BOR) is the best response recorded for each patient from the start of the study treatment until the end of treatment for progressive disease, death, patient or investigator decision. BOR is determined by investigator review of tumor assessments using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm * Stable Disease (SD) Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, average of 4 months

Time frame: Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from the start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months.

Population: Population assessable : Patients who received at least one dose of one of the trial's products and have received the complete C1 cycle (28 days: D1 to D28) or have exhibited a DLT during C1.

ArmMeasureGroupValue (NUMBER)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Partial response0 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Progression2 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Stable disease3 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Inevaluable for response1 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Completed response0 participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Inevaluable for response1 participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Completed response0 participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Partial response0 participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Stable disease1 participants
Dose Escalation Part With Sirolimus (SI) Dose 6 mgDose Escalation Part : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Progression1 participants
Secondary

Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS) as Per RECIST v1.1

1-year Overall Survival (OS) is defined as the time from first infusion to death (of any cause)

Time frame: 1-year Overall Survival (OS) as per RECIST v1.1

Population: Population assessable : Patients eligible and who received at least one complete or two incomplete treatment cycles and least one disease measurement recorded not less than eight weeks after treatment onset.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Overall Survival (OS) as Per RECIST v1.17 Participants
Secondary

Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS) as Per RECIST v1.1

1-year Progression-free survival (PFS) is defined as the time from study treatment initiation to the first occurrence of disease progression, as determined by investigator review of tumor assessments using RECIST v1.1, or death from any cause during the study (i.e., within 30 days after the last dose of study treatment). Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions).

Time frame: 1-year Progression-free survival (PFS) as per RECIST v1.1

Population: Population assessable : Patients eligible and who received at least one complete or two incomplete treatment cycles and least one disease measurement recorded not less than eight weeks after treatment onset.

ArmMeasureValue (MEDIAN)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, 1-year Progression-free Survival (PFS) as Per RECIST v1.11.8 months
Secondary

Expansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1

The best objective response (BOR) is the best response recorded for each patient from the start of the study treatment until the end of treatment for progressive disease, death, patient or investigator decision. BOR is determined by investigator review of tumor assessments using RECIST v1.1 : * Complete Response (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm * Partial Response (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters * Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions and also demonstrate an absolute increase of at least 5 mm * Stable Disease (SD) Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months

Time frame: Tumor assessment were repeated every 8 weeks (±7 days, i.e Week 8, 16, 24, etc.) from the start of treatment and at least 4 weeks after the first CR or PR, even if there are treatment delays, an average of 4 months.

Population: Population assessable : Patients eligible and who received at least one complete or two incomplete treatment cycles and least one disease measurement recorded not less than eight weeks after treatment onset.

ArmMeasureGroupValue (NUMBER)
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Complete response0 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Confirmed Partial response1 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Stable disease3 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Progression8 participants
Dose Escalation Part With Sirolimus (Si) Dose 4 mgExpansion Cohort : Antitumor Activity Observed With Sirolimus Combined With CP, MT and ZA, Best Objective Response Rate (ORR) as Per RECIST v1.1Inevaluable for response2 participants

Source: ClinicalTrials.gov · Data processed: Feb 12, 2026