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Neoplasm MetastasisPhase 1OXi4503NCT00960557

Safety Study of Increasing Doses of Combretasatin A1 Diphosphate (OXi4503) as Monotherapy in Subjects With Hepatic Tumor Burden

A Phase 1 study testing Combretastatin A1 Diphosphate (OXi4503) in people with Neoplasm Metastasis, run by Mateon Therapeutics at 4 sites in Australia.

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

The purpose of this study is to determine the safety and tolerability of OXi4503 in subjects with relapsed or refractory carcinomas with hepatic tumor burden. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Neoplasm Metastasis
What is being tested?
Combretastatin A1 Diphosphate (OXi4503)
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
16 participants
Where
4 sitesAustralia
Study dates
Jul 2009to Oct 2010
Phase
Phase 1
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically or cytologically confirmed carcinoma. Tumor must be relapsed or refractory to standard therapies, or have no acceptable standard therapy.
  • Measurable disease by RECIST criteria.
  • Subjects must be at least 28 days from other investigational therapy and at least 2 weeks after chemotherapy or radiation therapy.
  • Age 18 years or older.
  • Eastern Cooperative Oncology Group (ECOG) Performance Score of less than 1.
  • Life expectancy of greater than 12 weeks.
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  • Hemoglobin greater than 10 g/dL.
  • Adequate hepatic function.
  • Adequate renal function.
  • Adequate bone marrow reserve.
  • Able to maintain potassium, calcium and magnesium levels within normal ranges.
  • Must be able to provide written informed consent.
  • All women of childbearing potential (WOCBP) must have a negative serum pregnancy test.
  • WOCBP and fertile men and their partners must agree to use an effective form of contraception during the study and for 90 days after the last dose of study medication.

Who cannot join

  • Uncontrolled CNS metastases.
  • No other active malignancies.
  • Poorly controlled hypertension.
  • Recent history of serious cardiovascular conditions.
  • Recent history of CVA, TIA, or intermittent claudication.
  • Current anticoagulation therapy.
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  • History of cardiac arrhythmias.
  • Abnormal ECG findings.
  • Subjects who require concomitant medications which cause QTc prolongation.
  • Major surgery within 30 days of treatment, or minor surgery within 7 days of treatment.
  • Uncontrolled, clinically significant active infection.
  • Subjects who are pregnant or lactating.
  • Subjects with any other intercurrent medical condition.
  • Subjects with a history of solid organ transplant or bone marrow transplant.

Trial locations and contacts

4 sites in 1 country.

Australia4 sites
  • OXiGENE Investigational Site

    Adelaide, South Australia, 5000

  • OXiGENE Investigational Site

    Bentleigh, Victoria, 3165

  • OXiGENE Investigational Site

    South Brisbane, Queensland, 4101

  • OXiGENE Investigational Site

    Westmead, New South Wales, 2145

Other trials in Australia

About this study

Official title: A Multicenter, Open-label Phase 1b/2 Study to Assess the Safety and Clinical Activity of Intravenous Combretastatin A1 Diphosphate (OXi4503) as Monotherapy in Subjects With Primary or Secondary Hepatic Tumor Burden

The purpose of this study is to determine the safety and tolerability of OXi4503 in subjects with relapsed or refractory carcinomas with hepatic tumor burden.

Being tested
Combretastatin A1 Diphosphate (OXi4503)
Keywords
hepatic tumor burden, liver cancer, liver carcinoma, carcinoma, hepatic cancer, hepatic carcinoma, VDA, Vascular Disrupting Agent
Medical subject headings
Neoplasm Metastasis, Liver Neoplasms, Carcinoma, Hepatocellular, Carcinoma

What participants receive

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

  • Combretastatin A1 Diphosphate (OXi4503)Drug

    OXi4503 administered IV on Days 1, 8, and 15 of each 28-day cycle.

Study groups in NCT00960557
Study groupRoleWhat they receive
Combretastatin A1 DiphosphateExperimentalNot described
Receives: Drug: Combretastatin A1 Diphosphate (OXi4503)

What is being measured

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

  1. To determine the safety and tolerability of OXi4503 in subjects with relapsed or refractory carcinomas with hepatic tumor burden.

    Measured: 6 Months

Secondary outcomes (1)
  1. To determine progression-free survival (PFS).

    Measured: 6 Months

Timeline

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

  1. First posted18 Aug 2009 (estimated)
  2. Study startJul 2009
  3. Primary completionOct 2010
  4. Study completionOct 2010

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 1
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
16 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00960557
Sponsor's protocol ID
OXC101-100
Acronym
OXi4503
Status last verified
Aug 2011
First submitted
14 Aug 2009
Last updated
23 Aug 2011
Results posted
No
Data monitoring committee
No

Publications

  • Giri P, Batra PJ, Kumari A, Hura N, Adhikary R, Acharya A, Guchhait SK, Panda D. Development of QTMP: A promising anticancer agent through NP-Privileged Motif-Driven structural modulation. Bioorg Med Chem. 2023 Nov 15;95:117489. doi: 10.1016/j.bmc.2023.117489. Epub 2023 Oct 5.

    PubMed 37816266

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Combretastatin A1 Diphosphate (OXi4503) in people with Neoplasm Metastasis, run by Mateon Therapeutics at 4 sites in Australia.

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 14 inclusion and 14 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 23 Aug 2011. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Australia. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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?

To determine the safety and tolerability of OXi4503 in subjects with relapsed or refractory carcinomas with hepatic tumor burden. (time frame: 6 Months). 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 NCT00960557, 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 23 Aug 2011.

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