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Refractory TumorsPhase 1DARTNCT00856336

Phase I Safety Study of DMXAA in Refractory Tumors

A Phase 1 study testing DMXAA in people with Refractory Tumors, run by Antisoma Research.

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 was a phase I study aimed at identifying safe doses of DMXAA (now known as ASA404) to be used in future combination studies with chemotherapy. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Refractory Tumors
What is being tested?
DMXAA
Type of treatment
Injection or infusion
How many people
15 participants
Where
No sites listed yet
Study dates
May 2003to Jan 2004
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

  • Evidence of cancer, by histopathology or cytology, which was not amenable to any standard therapy or was refractory to conventional therapy
  • Age ≥ 18 years
  • Life expectancy of at least 12 weeks
  • WHO performance status of 0-2
  • Hematological and biochemical indices at the start of treatment:
  • Hemoglobin at least 9 g/dl
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  • Leukocyte count at least 3.0 x 109/l
  • Neutrophils at least 1.5 x 109/l
  • Platelets at least 100 x 109/l
  • Serum Creatinine not higher than140 μmol/l
  • Liver function tests (ALT, AST, ALK PHOS) no higher than thrice the upper limit of the reference range, if no demonstrable liver metastases or no more than 5 x upper limit of the normal range in the presence of liver or bone metastases
  • Absolute QTc interval values of less than 470 ms in females and less than 450 ms in males as assessed by the Investigator
  • Presence of a lesion which was amenable to dynamic MRI
  • Written informed consent and the ability of the patient to co-operate with treatment and follow up

Who cannot join

  • Radiotherapy (except for palliative reasons), endocrine therapy, immunotherapy or chemotherapy during the previous four weeks prior to treatment
  • Pregnant or lactating women were excluded
  • Patients who were poor medical risks because of non-malignant systemic disease, as well as those with active uncontrolled infection
  • Current malignancies at other sites
  • Significant history of recreational drug abuse
  • Glucocorticosteroids in doses exceeding those required for physiological replacement within the previous 2 weeks
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  • Skin lesions that may prevent long-term ECG acquisition
  • Body mass index above 30 kg/m2
  • Patients who were taking certain medications
  • Patients with clinical evidence of brain metastases
  • Patients with certain cardiac conditions
  • Advancing or unstable ischemic heart disease
  • Pacing devices and/or implantable cardiovertor-defibrillator
  • Significant cardiovascular disease or any unstable cardiovascular disease
  • Non-sustained or sustained atrial and/or ventricular tachyarrhythmias
  • Atrial fibrillation (including paroxysmal atrial fibrillation) or atrial flutter
  • Bundle Branch Block, any stable intra-cardiac conduction abnormality with QRS complex > 120 ms, any unstable intra-cardiac conduction abnormality
  • Sick sinus syndrome, or sinus pauses > 2 seconds
  • Known atrial and/or ventricular ectopic beats > 10/hour
  • Fixed second degree AV block, transient or fixed third degree AV block
  • History of documented ventricular flutter, ventricular fibrillation, Torsade de Pointes tachycardia
  • Patients who had previously received anthracyclines or other known cardiotoxic medication
  • Women with breast implants as these may have interfered with the recording of the ECG
  • Patients with severe electrolyte abnormalities and patients in whom transient electrolyte abnormalities may have been expected during any visit of the study
  • Patients in whom concomitant neurotropic drug therapy was known to change or was likely to change during the course of the study, where such therapy was likely to affect the patients ERG measurement
  • Ophthalmic conditions where in the opinion of the investigator they might affect the recording of the ERG

About this study

Official title: 5,6-Dimethylxanthenone-4-Acetic Acid (DMXAA) in the Treatment of Refractory Tumors: A Phase I Multicentre Doubleblind Randomized Six-Way Intrapatient Dose-Ranging Crossover Safety Study.

This was a phase I study aimed at identifying safe doses of DMXAA (now known as ASA404) to be used in future combination studies with chemotherapy.

Read the detailed description

This was a multi-centre randomized, double blind study to further characterize the effect of DMXAA on QTc interval, ophthalmic safety and pharmacodynamic effects on tumour blood flow.

Patients with refractory tumors were to each undergo six doses of treatment at weekly intervals, receiving each of six doses of DMXAA (300, 600, 1200, 1800, 2400 and 3000 mg/m2)

Being tested
DMXAA
Medical subject headings
Neoplasms

What participants receive

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

  • DMXAADrug

    DMXAA, given intravenously over 20 minutes. Patients were to each undergo six doses of treatment at weekly intervals, receiving each of six doses (300, 600, 1200, 1800, 2400 and 3000 mg/m2)

What is being measured

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

  1. To identify a range of doses for DMXAA where there was either no effect or an acceptably small effect on QTc

Secondary outcomes (6)
  1. To investigate and describe the relationship between QTc prolongation, plasma levels of DMXAA and time from start of infusion.

  2. To further investigate the safety profile of DMXAA

  3. To further investigate the pharmacokinetic behaviour of DMXAA

  4. To further characterise the ophthalmic effects of DMXAA

  5. To document anti-tumour activity and/or clinical signs of efficacy in patients

  6. To assess the effects of DMXAA on tumour blood flow using dynamic MRI

Timeline

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

  1. First posted5 Mar 2009 (estimated)
  2. Study startMay 2003
  3. Primary completionJan 2004
  4. Study completionJan 2004

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
Randomised
Intervention model
Crossover
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00856336
Sponsor's protocol ID
DART
Acronym
DART
Status last verified
Mar 2009
First submitted
4 Mar 2009
Last updated
5 Mar 2009
Results posted
No
Data monitoring committee
Yes

Publications

  • McKeage MJ, Fong P, Jeffery M, Baguley BC, Kestell P, Ravic M, Jameson MB. 5,6-Dimethylxanthenone-4-acetic acid in the treatment of refractory tumors: a phase I safety study of a vascular disrupting agent. Clin Cancer Res. 2006 Mar 15;12(6):1776-84. doi: 10.1158/1078-0432.CCR-05-1939.

    PubMed 16551862
  • Jameson MB, Sharp DM, Sissingh JI, Hogg CR, Thompson PI, McKeage MJ, Jeffery M, Waller S, Acton G, Green C, Baguley BC. Transient retinal effects of 5,6-dimethylxanthenone-4-acetic acid (DMXAA, ASA404), an antitumor vascular-disrupting agent in phase I clinical trials. Invest Ophthalmol Vis Sci. 2009 Jun;50(6):2553-9. doi: 10.1167/iovs.08-2068. Epub 2009 Apr 22.

    PubMed 19387077

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing DMXAA in people with Refractory Tumors, run by Antisoma Research.

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 26 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 5 Mar 2009. Status can change between updates, so confirm with the study contact before making plans.

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 identify a range of doses for DMXAA where there was either no effect or an acceptably small effect on QTc. 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 NCT00856336, which also lists 2 linked publications.

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 5 Mar 2009.

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