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Ovarian Cancer Stage IVPhase 1/2NCT03126812

Neo-adjuvant Pembrolizumab in Primary Stage IV Ovarian Cancer

A Phase 1/2 study testing Carboplatin, Paclitaxel and Pembrolizumab in people with Ovarian Cancer Stage IV and Peritoneal Cancer, run by The Netherlands Cancer Institute at 1 site in Netherlands.

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 is a single arm feasibility study in patients with primary FIGO stage IV serous ovarian, peritoneal, or fallopian tube cancer to evaluate neo-adjuvant + adjuvant pembrolizumab for its capacity to induce and broaden T cell responses against tumor neo-antigens. Read more about this study

Who is it for?
Ages 18 years and older, women only
What is being tested?
Carboplatin, Paclitaxel and Pembrolizumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
33 participants
Where
1 siteNetherlands
Study dates
1 Nov 2017to 5 Mar 2024
Phase
Phase 1/2
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
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Written informed consent for the trial.
  • Diagnosis of primary stage IV high-grade serous ovarian, peritoneal, or fallopian tube cancer.
  • Age >= 18 years on day of signing informed consent.
  • Willing and able to provide three tumor biopsies (1 FFPE, 2 fresh frozen) prior to start of treatment
  • Performance status of 0 or 1 on the ECOG Performance Scale.
  • Adequate organ function as defined in Table 1 of the protocol
  • Female subject of childbearing potential should have a negative urine or serum pregnancy within 72 hours prior to receiving the first dose of study medication. If the urine test is positive or cannot be confirmed as negative, a serum pregnancy test will be required.

Who cannot join

  • Previously received treatment for ovarian, peritoneal, or fallopian tube cancer.
  • Has had a prior anti-cancer monoclonal antibody (mAb) within 4 weeks prior to study Day 1 or who has not recovered (i.e., ≤ Grade 1 or at baseline) from adverse events due to agents administered more than 4 weeks earlier.
  • Has had prior chemotherapy, targeted small molecule therapy, or radiation therapy within 2 weeks prior to study Day 1 or who has not recovered (i.e., ≤ Grade 1 or at baseline) from adverse events due to a previously administered agent.
  • Known additional malignancy, unless treated with curative intent without chemotherapy at least five years ago. In situ cancers, basal cell carcinoma of the skin or squamous cell carcinoma of the skin that have undergone potentially curative therapy within the past five years may also be eligible.
  • Currently participating and receiving study therapy or has participated in a study of an investigational agent and received study therapy or used an investigational device within 4 weeks of the first dose of treatment.
  • A diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment.
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  • A known history of active TB (Bacillus Tuberculosis)
  • Hypersensitivity to pembrolizumab or any of its excipients.
  • Has had a prior anti-cancer monoclonal antibody (mAb) within 4 weeks prior to study

Trial locations and contacts

1 site in 1 country.

Netherlands1 site
  • Antoni van Leeuwenhoek

    Amsterdam

Other trials in Netherlands

About this study

Official title: Feasibility Study of Neo-adjuvant Treatment With Carboplatin, Paclitaxel and Pembrolizumab in Primary Stage IV Serous Ovarian Cancer

This is a single arm feasibility study in patients with primary FIGO stage IV serous ovarian, peritoneal, or fallopian tube cancer to evaluate neo-adjuvant + adjuvant pembrolizumab for its capacity to induce and broaden T cell responses against tumor neo-antigens.

Read the detailed description

Long-term survival in stage IV serous ovarian, peritoneal, and fallopian tube cancer is poor and has not significantly improved over the last decades. Standard treatment consists of debulking surgery and six courses of carboplatin and paclitaxel. Nevertheless, the disease recurs in >90% of women, usually within two years.

Since early observations that the presence of infiltrating T cells is associated with improved outcome, ovarian cancer is linked to a potential benefit of immunotherapy.10 More recently, T cell checkpoint blockade with anti-PD1 and anti-PDL1 have shown promising activity in platinum resistant ovarian cancer with objective and durable responses in 10-20% of patients. This finding raises the question whether anti-PD1 could also play a role in first line treatment of ovarian cancer.

To fully use the power of T cell checkpoint inhibition, sufficient TCR stimulation is required. Importantly, the amount of antigen that can provide this signal will correlate with tumor load, and because of this adjuvant immunotherapy may work most efficiently, when initiated prior to surgery. In addition, we postulate that antigen retrieval will increase after induction treatment with cytotoxic therapy.

To address these questions, we propose a feasibility study in patients with FIGO stage IV serous ovarian, peritoneal, or fallopian tube cancer in which we evaluate pembrolizumab added to standard treatment for its capacity to induce and broaden T cell responses against neo-antigens.

Keywords
Primary stage 4, Neo adjuvant
Medical subject headings
Ovarian Neoplasms, Fallopian Tube Neoplasms

What participants receive

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

Study groups in NCT03126812
Study groupRoleWhat they receive
Carboplatin, paclitaxel, pembrolizumabExperimentalCarboplatin AUC= 6 paclitaxel 80 mg/m2 Pembrolizumab 200 mg starting cycle 2
Receives: Drug: Carboplatin; Drug: Paclitaxel; Drug: Pembrolizumab

What is being measured

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

  1. Number of T-cells in peripheral blood

    determine the number of T cells in peripheral blood samples and tissue samples

    Measured: up to week 52

Secondary outcomes (3)
  1. Toxicity; Incidence of toxicity, graded according to National Cancer Institute Common Toxicity Criteria (NCI-CTC) version 4.0

    Toxicity will be analyzed in patients who have received at least one administration of pembrolizumab.

    Measured: up to 30 days after end of treatment

  2. Response Rate

    number of patients with no viable invasive tumor left in the resection specimen

    Measured: at week 12, debulking surgery

  3. Response rate according to RECIST

    Number of patients with partial or complete response according to RECIST

    Measured: at week 3 and 6

Timeline

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

  1. First posted24 Apr 2017
  2. Study start1 Nov 2017
  3. Primary completion1 Jun 2023
  4. Study completion5 Mar 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 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
33 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03126812
Sponsor's protocol ID
N16OPE
Status last verified
May 2024
First submitted
19 Dec 2016
Last updated
29 May 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided: to be determinated

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Carboplatin, Paclitaxel and Pembrolizumab in people with Ovarian Cancer Stage IV and Peritoneal Cancer, run by The Netherlands Cancer Institute at 1 site in Netherlands.

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 7 inclusion and 9 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 May 2024. 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 Netherlands. 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 combined 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.

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?

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?

Number of T-cells in peripheral blood (time frame: up to week 52). 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 May 2024.

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