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Epithelial Ovarian CancerPhase 2NCT01773889

A Trial of Intravenous Denileukin Diftitox Plus Subcutaneous Pegylated IFNα-2A in Stage III or IV Ovarian Cancer

A Phase 2 study testing Denileukin Diftitox/SC Pegylated IFNα-2a in people with Epithelial Ovarian Cancer and Extraovarian Peritoneal Cancer, run by The University of Texas Health Science Center at San Antonio at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This study will test the hypothesis that adding pegylated IFN (IFN)a-2b to denileukin diftitox improves the potential of denileukin diftitox alone to deplete regulatory T cells (Tregs) and will thereby boost tumor immunity in patients with advanced-stage epithelial ovarian cancers, enhancing treatment efficacy. Read more about this study

Who is it for?
Ages 18 years and older, women only
What is being tested?
Denileukin Diftitox/SC Pegylated IFNα-2a
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
2 participants
Where
1 siteUnited States
Study dates
Jun 2009to Jun 2011
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 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Able to provide informed consent
  • Not on immune-modulating drugs, except those used as denileukin diftitox premedication, unless the principal investigator grants an exception (which exception must be documented in writing)
  • Histologically proven epithelial (non-germ cell, non-stromal cell) cancer of the ovaries, fallopian tubes or extraovarian peritoneal carcinoma. Clinical recurrence without documented pathology is acceptable
  • FIGO stage III or IV with failed prior first-line therapy, or ineligible for or intolerant of such therapy
  • Measurable disease as defined in section 6 within 30 days of study enrollment
  • Blood hemoglobin ≥ 8.5 gm/dl within 7 days of study enrollment
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  • Absolute neutrophil count ≥ 750/mm3 within 7 days of study enrollment
  • Platelet count ≥ 40,000/mm3 within 7 days of study enrollment
  • SGOT (serum glutamic oxaloacetic transaminase) ≤10 x upper limit of normal within 7 days of study enrollment
  • Normal TSH (thyroid-stimulating hormone ) within 30 days of study enrollment
  • No chemotherapy in the 14 days prior or radiation therapy in the thirty days prior to initiation of treatment on this study
  • No other concurrent chemotherapy, surgery or radiation therapy during this protocol except surgery or radiation therapy to control symptoms with concurrence of the principal investigator
  • No contraindication to any study treatment
  • No active major medical problems, including untreated or uncontrolled infections
  • Beck Depression Index ≥15 within 30 days of study enrollment
  • If of reproductive potential, a negative urine pregnancy test within 3 days of study enrollment, and agreement to use adequate contraception. Pregnancy testing will continue monthly while on treatment unless the subject is no longer able to become pregnant or there is sufficient justification otherwise
  • Not breast feeding
  • Life expectancy ≥ six months
  • ECOG (Eastern Cooperative Oncology Group) performance status ≤ 2
  • Serum albumin ≥ 1.8 gm/dl
  • Age ≥ 18 years
  • Acceptable baseline retinal examination within 30 days of study enrollment
  • No active substance abuse in the prior 6 months
  • Patients failing single agent denileukin diftitox in the ongoing trial "A Phase II Trial of Intravenous Ontak to Treat Epithelial Ovarian Cancer FIGO Stage III or Stage IV, or Extraovarian Peritoneal Carcinoma, Failing or Ineligible for First-Line Therapy" are eligible for this trial provided that three or more weeks have elapsed since their last denileukin diftitox infusion and they meet all eligibility criteria and successfully undergo all screening examinations for this trial.

Who cannot join

  • Unable to tolerate phlebotomy
  • Germ cell or stromal cell cancers of the ovaries, or other currently uncured cancer
  • Active autoimmune disease including systemic lupus erythematosus, psoriasis, or inflammatory bowel disease that is not medically controlled
  • Autoimmune hepatitis, whether medically controlled or not
  • Contraindication to any study drug
  • Known hypersensitivity to denileukin diftitox, pegylated IFN-α2a or any of their components or excipients
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  • Current pregnancy or breast feeding
  • Inability to document adequate contraception if a female of reproductive potential
  • On other immune-modulating drugs, except denileukin diftitox premedications or those approved by the principal investigator
  • Chemotherapy within 14 days or radiation therapy within the thirty days prior to initiation of study treatment
  • Life expectancy less than six months
  • Serum albumin < 1.8 gm/dl
  • Blood hemoglobin < 8.5 gm/dl
  • ECOG performance status> 2
  • Symptomatic coronary artery disease (including uncontrolled angina, congestive heart failure, and the like)
  • Uncontrolled hypertension (diastolic BP consistently >100 mm Hg or systolic BP consistently >160 mm Hg on a regular basis)
  • Uncontrolled, symptomatic cardiac arrhythmia
  • Retinopathy associated with significant visual impairment
  • Beck Depression Index >15
  • Active substance abuse in the prior 6 months

Trial locations and contacts

1 site in 1 country.

United States1 site
  • CTRC (Cancer Therapy and Research Center) at UTHSCSA

    San Antonio, Texas, 78229

Other trials in United States

About this study

Official title: A Phase II Trial of Intravenous Denileukin Diftitox Plus Subcutaneous Pegylated IFNα-2a to Treat Epithelial Ovarian Cancer FIGO Stage III or Stage IV, Extraovarian Peritoneal or Fallopian Tube Carcinoma or Ineligible for First-Line Therapy

This study will test the hypothesis that adding pegylated IFN (IFN)a-2b to denileukin diftitox improves the potential of denileukin diftitox alone to deplete regulatory T cells (Tregs) and will thereby boost tumor immunity in patients with advanced-stage epithelial ovarian cancers, enhancing treatment efficacy.

Read the detailed description

The aims of this study are to:

  • Assess the efficacy of adding pegylated IFN-α2b to denileukin diftitox to treat selected advanced-stage epithelial ovarian cancers
  • Test the immune-modulating effects of adding pegylated IFN-α2b to denileukin diftitox in ovarian cancer patients and relate them to clinical efficacy
  • Identify any toxicity associated with pegylated IFN-α2b plus denileukin diftitox treatment in these patients
  • Identify practical means to dose the immunomodulating agents denileukin diftitox and pegylated IFN-α2b based on immunopharmacodynamic metrics
Being tested
Denileukin Diftitox/SC Pegylated IFNα-2a
Keywords
Epithelial Ovarian Cancer, FIGO (Int Federation of Gyn and Ob )Stage III or Stage IV, Extraovarian Peritoneal Cancer, Fallopian Tube Carcinoma Failing
Medical subject headings
Carcinoma, Ovarian Epithelial, Fallopian Tube Neoplasms

What participants receive

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

  • Denileukin Diftitox/SC Pegylated IFNα-2aDrug

    Also called Ontak plus Pegylated IFNα-2a

Study groups in NCT01773889
Study groupRoleWhat they receive
Denileukin Diftitox/SC Pegylated IFNα-2AExperimentalAdministration of Denileukin Diftitox Plus Subcutaneous Pegylated IFNα-2A
Receives: Drug: Denileukin Diftitox/SC Pegylated IFNα-2a

What is being measured

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

  1. Clinical Response Rate

    Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0) for target lesions and assessed by MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), >=30% decrease in the sum of the longest diameter of target lesions; Response = CR + PR.

    Failure to respond criteria are not based on RECIST criteria, which have unclear application to immune-based clinical trials. Instead, novel lack-of-failure criteria, rather than failure-of-success criteria have been written to avoid stopping therapy prematurely without compromising patient safety, to accommodate the uncertainties of assessing failure in this setting. The criteria as written are based on sound medical, scientific and ethical principles. The trial is further designed to help establish the utility of these novel criteria.

    Measured: every 3 months until the date of first documented progression or date of death from any cause, assessed up to 2 years when study terminated early

Timeline

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

  1. First posted23 Jan 2013 (estimated)
  2. Study startJun 2009
  3. Primary completionJun 2011
  4. Study completionJun 2011

Why it stopped: Lack of funding

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
2 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01773889
Sponsor's protocol ID
HSC20090233H
Other IDs
OCR 09-01
Status last verified
May 2013
First submitted
14 Jan 2013
Last updated
10 Apr 2018
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Denileukin Diftitox/SC Pegylated IFNα-2a in people with Epithelial Ovarian Cancer and Extraovarian Peritoneal Cancer, run by The University of Texas Health Science Center at San Antonio 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 24 inclusion and 20 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: stopped early, as of the sponsor's last update on 10 Apr 2018. 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 2 Jul 2013). 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?

Clinical Response Rate (time frame: every 3 months until the date of first documented progression or date of death from any cause, assessed up to 2 years when study terminated early). 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 10 Apr 2018.

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