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SarcomaPhase 2NCT04076579

Trabectedin in Combination With Olaparib in Advanced Unresectable or Metastatic Sarcoma

A Phase 2 study testing Olaparib and Trabectedin in people with Sarcoma and Sarcoma Metastatic, run by University of Michigan Rogel Cancer Center at 1 site in United States.

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

This phase II trial studies how well trabectedin and olaparib work in treating patients with sarcoma that cannot be removed by surgery or has spread to other places in the body. Drugs used in chemotherapy, such as trabectedin, work in different ways to stop the growth of tumor cells, either by killing cells, stopping… Read more about this study

Who is it for?
Ages 16 years and older
Conditions the study is for
Sarcoma, Sarcoma Metastatic
What is being tested?
Olaparib and Trabectedin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
29 participants
Where
1 siteUnited States
Study dates
17 Mar 2020to 26 Sep 2024
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 16 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Age ≥ 16 years
  • Advanced unresectable or metastatic sarcoma
  • Cohort 1: Leiomyosarcoma (LMS)/Liposarcoma (LPS)
  • Cohort 2: Other sarcoma histologies (excluding gastrointestinal stromal tumors)
  • Received at least 1 prior standard chemotherapy. For cohort 1 patients, this must have included a prior anthracycline.
  • Measurable disease by RECIST 1.1
Show all 11Show fewer
  • Adequate hematologic, renal, hepatic function
  • Adequate creatine phosphokinase
  • ECOG performance status ≤ 1
  • Left ventricular ejection fraction (LVEF) >= institutional lower limit of normal (LLN)
  • Women of childbearing potential and men must agree to use adequate contraception from signing informed consent to at least 6 months (females) and 5 months (men) after study drug treatment

Who cannot join

  • Prior therapy with PARP inhibitor, including olaparib
  • Prior therapy with trabectedin
  • Additional active malignancy or treatment for alternative cancer (excluding non-melanoma skin cancer) requiring treatment within the past two years
  • Pregnant or breastfeeding women
  • Known hypersensitivity to trabectedin or olaparib
  • Other exclusions per protocol

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Michigan Rogel Cancer Center

    Ann Arbor, Michigan, 48109

Other trials in United States

About this study

Official title: Phase II Multi-Center Trial of Trabectedin in Combination With Olaparib in Advanced Unresectable or Metastatic Sarcoma

This phase II trial studies how well trabectedin and olaparib work in treating patients with sarcoma that cannot be removed by surgery or has spread to other places in the body. Drugs used in chemotherapy, such as trabectedin, work in different ways to stop the growth of tumor cells, either by killing cells, stopping them from dividing or stopping them from spreading. Olaparib may stop the growth of tumor cells by blocking pathways responsible for repairing damaged cells. Giving trabectedin and olaparib may shrink or stop the tumor from growing.

Being tested
Olaparib, Trabectedin
Medical subject headings
Sarcoma

What participants receive

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

  • OlaparibDrug

    Olaparib taken by mouth twice daily

  • TrabectedinDrug

    Trabectedin administered intravenously (IV) every 21 days

Study groups in NCT04076579
Study groupRoleWhat they receive
Olaparib + TrabectedinExperimentalThere are 2 cohorts. Both cohorts receive the same treatment: * Cohort 1: Leiomyosarcoma and liposarcoma * Cohort 2: Other bone or soft tissue sarcoma histologies Treatment consists of 21-day cycles for a maximum of 18 months.
Receives: Drug: Olaparib; Drug: Trabectedin

What is being measured

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

  1. Overall Response Rate

    Percentage of participants with complete or partial response as defined by Response Evaluation Criteria in Solid Tumors (RECIST) 1.1, within each cohort.

    Measured: Up to 2 years

Secondary outcomes (4)
  1. Progression Free Survival

    Defined as the duration of time from start of treatment to time of progression. Calculated by the Kaplan-Meier method with errors according to Peto, within each cohort. Median and 6-month PFS will be estimated along with their 95% confidence intervals.

    Measured: At 6 months

  2. Progression Free Survival

    Defined as the duration of time from start of treatment to time of progression. Calculated by the Kaplan-Meier method with errors according to Peto, within each cohort. reported as survival probability estimates

    Measured: At 1 year after enrollment

  3. Overall Survival

    Calculated by the Kaplan-Meier method with errors according to Peto, within each cohort. Median, 1- and 2-year OS probability estimates will be estimated along with their 95% confidence intervals.

    Measured: At 2 years after enrollment

  4. Incidence of Adverse Events

    The frequency and rates of adverse events occurring in at least 5% of participants and rates of grade 3-5 adverse events will be tabulated by system organ class and preferred term using Common Terminology Criteria of Adverse Events (CTCAE), within each cohort.

    Measured: Up to 30 days after end of treatment, and average of 4.5 months

Timeline

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

  1. First posted3 Sep 2019
  2. Study start17 Mar 2020
  3. Primary completion30 Jan 2023
  4. Study completion26 Sep 2024

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
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
29 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04076579
Sponsor's protocol ID
UMCC 2018.132
Other IDs
HUM00161251
Status last verified
Aug 2025
First submitted
29 Aug 2019
Last updated
29 Aug 2025
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Olaparib and Trabectedin in people with Sarcoma and Sarcoma Metastatic, run by University of Michigan Rogel Cancer Center at 1 site in United States.

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 11 inclusion and 6 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 29 Aug 2025. 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 United States. 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 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.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 29 Jul 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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 Response Rate (time frame: Up to 2 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 29 Aug 2025.

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