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Phase I/II randomized trial of LB-100 plus doxorubicin vs. doxorubicin alone in first line of advanced soft tissue sarcomas

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-510877-67-00
Acronym
Geis-74
Enrollment
157
Registered
2024-05-14
Start date
2024-05-14
Completion date
2025-11-13
Last updated
2025-10-15

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

Conditions

Phase I:Adult patients with centrally confirmed diagnosis of advanced/metastatic undifferentiated pleomorphic sarcoma, leiomyosarcoma, myxoid/and hypercellular myxoid liposarcoma, myxofibrosarcoma, NOS sarcoma, synovial sarcoma, fibrosarcoma, malignant peripheral nerve sheath tumor, epitheloid sarcoma, pleomorphic rhabdomyosarcoma, pleomorphic liposarcoma and angiosarcoma, high-grade uterine sarcomas (excluding those with BCOR or NTRK translocation). Phase II:Adult patients with centrally confirmed diagnosis of advanced/metastatic undifferentiated pleomorphic sarcoma or leiomyosarcoma.

Brief summary

Phase I: The MTD of LB-100 in combination with doxorubicin will be determined by assessing adverse events according to CTCAE v5.0 and they will be used as a rule for escalating or diminishing dose levels according to the dose-limiting toxicities detailed in the protocol., Phase II: Progression-free survival (PFS) (according to central radiology review): Efficacy measured by median PFS according to RECIST v1.1. PFS for each patient is defined as the time in months from date of randomization to date of progression or to death due to any cause, whatever occurs first.

Detailed description

Phase I: Safety profile: Toxicity assessed by adverse events related to study drugs, detected through physical examinations and laboratory tests, and graded according to CTCAE v5.0., Phase I: Overall Response Rate (ORR) (according to central radiology review): Efficacy measured by the ORR, which is defined as the number of subjects with a Best Overall Response (BOR) of Complete Response (CR) or Partial Response (PR) divided by the number of response evaluable subjects (according to RECIST v1.1 and Choi). Choi evaluation is an exploratory task for central radiology review only., Phase I: Progression-free survival (PFS) (according to central radiology review): Efficacy measured by median PFS according to RECIST v1.1. PFS for each patient is defined as the time in months from date of enrollment to date of progression or death due to any cause, whatever occurs first., Phase I: Overall survival (OS): Efficacy measured by OS, which is defined as the time in months from date of enrollment to date of death due to any cause. OS will be censored on the last date a subject was known to be alive., Phase I: Quality of life: Assessed by using the EORTC QLQ-C30 questionnaire., Phase II: Overall Response Rate (ORR) (according to central radiology review): Efficacy measured by the ORR, which is defined as the number of subjects with a Best Overall Response (BOR) of Complete Response (CR) or Partial Response (PR) divided by the number of response evaluable subjects (according to RECIST v1.1 and Choi). Choi evaluation is an exploratory task for central radiology review only., Phase II: Overall survival (OS): Efficacy measured by OS, which is defined as the time in months from date of randomization to date of death due to any cause. OS will be censored on the last date a subject was known to be alive., Phase II: Safety profile: Toxicity assessed by adverse events related to study drugs, detected through physical examinations and laboratory tests, and graded according to CTCAE v5.0., Phase II: Quality of life: Assessed by using the EORTC QLQ-C30 questionnaire.

Interventions

DRUGsolution injectable

Sponsors

Asoc Grupo Espanol De Investigacion En Sarcomas
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Phase I: The MTD of LB-100 in combination with doxorubicin will be determined by assessing adverse events according to CTCAE v5.0 and they will be used as a rule for escalating or diminishing dose levels according to the dose-limiting toxicities detailed in the protocol., Phase II: Progression-free survival (PFS) (according to central radiology review): Efficacy measured by median PFS according to RECIST v1.1. PFS for each patient is defined as the time in months from date of randomization to date of progression or to death due to any cause, whatever occurs first.

Secondary

MeasureTime frame
Phase I: Safety profile: Toxicity assessed by adverse events related to study drugs, detected through physical examinations and laboratory tests, and graded according to CTCAE v5.0., Phase I: Overall Response Rate (ORR) (according to central radiology review): Efficacy measured by the ORR, which is defined as the number of subjects with a Best Overall Response (BOR) of Complete Response (CR) or Partial Response (PR) divided by the number of response evaluable subjects (according to RECIST v1.1 and Choi). Choi evaluation is an exploratory task for central radiology review only., Phase I: Progression-free survival (PFS) (according to central radiology review): Efficacy measured by median PFS according to RECIST v1.1. PFS for each patient is defined as the time in months from date of enrollment to date of progression or death due to any cause, whatever occurs first., Phase I: Overall survival (OS): Efficacy measured by OS, which is defined as the time in months from date of enrollment to

Countries

Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026