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Anaplastic Thyroid CancerPhase 3FACT2NCT01701349

Fosbretabulin or Placebo in Combination With Carboplatin/Paclitaxel in Anaplastic Thyroid Cancer

A Phase 3 study testing Fosbretabulin + paclitaxel + carboplatin in people with Anaplastic Thyroid Cancer, run by Mateon Therapeutics.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This is a multicenter, double-blind, placebo-controlled, randomized study of fosbretabulin given with chemotherapy (paclitaxel and carboplatin) compared to placebo given with chemotherapy (paclitaxel and carboplatin) in subjects with anaplastic thyroid cancer (ATC). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Anaplastic Thyroid Cancer
What is being tested?
Fosbretabulin + paclitaxel + carboplatin
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
No sites listed yet
Study dates
Mar 2015to Dec 2017
Phase
Phase 3
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

  • Unresectable, residual, recurrent or persistent ATC, histologically or cytologically confirmed
  • Prior cytotoxic therapeutic regimen as primary therapy for curative intent or prior targeted therapies (TKIs) are eligible (Prior taxane or platinum therapy is allowed)
  • Untreated ATC following biopsy, surgery for curative intent, palliation, or after radiation therapy has been considered or administered with or without radiosensitizing chemotherapy
  • Disease present on clinical exam (measurable or non-measurable)
  • Distant metastases (Stage IVC) only must have histologic confirmation of ATC either from the original primary lesion or a metastatic site
  • Neoadjuvant therapy with radiation and either radiosensitizing chemotherapy followed by surgery for curative intent, palliation, or biopsy are eligible if residual or persistent ATC is present
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  • Subjects with tracheostomy are eligible
  • ECOG PS 2 or less
  • Adequate bone marrow, renal, and hepatic function, electrolytes WNL for the institution

Who cannot join

  • Disease that is able to be completely resected with negative microscopic margins and without any residual disease in the body
  • Active brain metastases, including symptomatic involvement, evidence of cerebral edema by prior CT or MRI, radiographic evidence of brain metastasis since definitive therapy, or continued requirement for corticosteroids for cerebral edema
  • History of malignancies other than ACT except prior lower grade thyroid malignancy, curatively treated basal cell carcinoma and in-situ melanoma of the skin, cervical intra-epithelial neoplasia,localized prostate cancer, in-situ carcinoma of the breast
  • Known intolerance or hypersensitivity to fosbretabulin, paclitaxel, carboplatin or any of their components
  • Receiving concurrent investigational therapy or have received investigational therapy for any indication within 28 days of the first scheduled day of dosing
  • Grade 3 or greater peripheral neuropathy
Show all 17Show fewer
  • History of prior cerebrovascular event,including transient ischemic attack within the past 6 months
  • Uncontrolled hypertension defined as blood pressure >150/100 mm Hg despite medication
  • Symptomatic vascular disease (e.g. intermittent claudication)
  • History of unstable angina pectoris pattern, myocardial infarction (including non-Q wave) within the past 6 months, or NYHA Class III or IV congestive heart failure
  • History of torsade de pointes, ventricular tachycardia, ventricular fibrillation or congenital long QT syndrome.
  • Pathologic bradycardia (<60 b/m or heart block(excluding 1st degree block, consisting of PR interval prolongation only)
  • ECG findings of clinically significant ventricular arrhythmia, new ST segment elevation or depression, or new Q wave on ECG (PVCs are not excluded).
  • QTc interval 480 ms or more
  • Requirement of concurrent treatment with any drugs know to prolong the QTc interval, including anti-arrhythmic medications
  • Potassium and/or magnesium concentrations below normal range for the reference laboratory
  • History of solid organ or bone marrow transplant

About this study

Official title: A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety and Efficacy of Fosbretabulin Tromethamine (CA4P) in Combination With Paclitaxel and Carboplatin in Anaplastic Thyroid Carcinoma (FACT2)

This is a multicenter, double-blind, placebo-controlled, randomized study of fosbretabulin given with chemotherapy (paclitaxel and carboplatin) compared to placebo given with chemotherapy (paclitaxel and carboplatin) in subjects with anaplastic thyroid cancer (ATC). The primary objective of the study is to determine overall survival. A maximum of 300 subjects will be recruited from approximately 75 multinational sites of which approximately 35 will be located in the United States.

Read the detailed description

The Treatment Plan followed for all subjects will consist of:

  • A Screening Visit within 14 days before study drug (fosbretabulin or placebo) administration
  • A Treatment Phase of 21-day combination treatment (study drug plus chemotherapy) cycles (up to 6 cycles)
  • An End of Treatment Phase assessment
  • An End of Study Visit occurring 30 days after the last day of study drug administration, as able

After the last clinic visit, all subjects will be followed for survival by monthly phone calls, email, or in-person.

Being tested
Fosbretabulin + paclitaxel + carboplatin, Placebo + paclitaxel + carboplatin
Keywords
ATC, Anaplastic Thyroid Cancer, Stage IVC Anaplastic Thyroid Cancer, Thyroid Cancer, Head and Neck Tumors
Medical subject headings
Thyroid Carcinoma, Anaplastic, Thyroid Neoplasms, Head and Neck Neoplasms

What participants receive

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

  • Fosbretabulin + paclitaxel + carboplatinDrug

    Also called Fosbretabulin, Combretastatin, Zybrestat, CA4P

    Fosbretabulin 200 mg/m2 IV infusion

  • Placebo + paclitaxel + carboplatinDrug

    Also called Paclitaxel, Carboplatin

    Paclitaxel 200 mg/m2, Carboplatin AUC 6 IV infusion

Study groups in NCT01701349
Study groupRoleWhat they receive
Fosbretabulin + paclitaxel + carboplatinActive comparatorSix 21 day cycles of: Fosbretabulin (60 mg/m2) IV on Day 1, 8, 15 Paclitaxel (200 mg/m2) IV on Day 2 Carboplatin (AUC 6) IV on Day 2
Receives: Drug: Fosbretabulin + paclitaxel + carboplatin
Placebo + paclitaxel + carboplatinPlacebo comparatorSix 21-day cycles of: Placebo (formulated and packages to match fosbretabulin)on Day 1, 8, 15 Paclitaxel (200 mg/m2) IV on Day 2 Carboplatin (AUC6) IV on Day 2
Receives: Drug: Placebo + paclitaxel + carboplatin

What is being measured

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

  1. Overall survival

    Measured: Maximun length of study for each subject is 2 years from date of randomization

Secondary outcomes (2)
  1. Number of adverse events of the combination of fosbretabulin + paclitaxel + carboplatin

    Measured: Maximun length of study for each subject is 2 years from date of randomization

  2. Number of participants with 1-year survival

    Measured: Maximun length of study for each subject is 2 years from date of randomization

Timeline

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

  1. First posted5 Oct 2012 (estimated)
  2. Study startMar 2015
  3. Primary completionApr 2017 (estimated)
  4. Study completionDec 2017 (estimated)

Why it stopped: Expected inability to recruit study participants in a reasonable amount of time.

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01701349
Sponsor's protocol ID
OX4317s
Acronym
FACT2
Status last verified
Apr 2014
First submitted
2 Oct 2012
Last updated
1 May 2014
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Fosbretabulin + paclitaxel + carboplatin in people with Anaplastic Thyroid Cancer, run by Mateon Therapeutics.

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 9 inclusion and 17 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: withdrawn, as of the sponsor's last update on 1 May 2014. 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. Some participants in this study may receive a placebo. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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 was withdrawn before enrolling participants, so there are no results.

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 survival (time frame: Maximun length of study for each subject is 2 years from date of randomization). 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 1 May 2014.

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