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Endometrial CancerPhase 1NCT02630823

MK-3475 Immunotherapy in Endometrial Carcinoma

A Phase 1 study testing MK-3475 in people with Endometrial Cancer and Endometrial Carcinoma, run by Washington University School of Medicine at 1 site in United States.

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

Due to the high expression of PD-L1 in endometrial cancers as well as in ovarian cancers which are molecularly similar to uterine serous cancers, using pembrolizumab should be beneficial in this patient population. Read more about this study

Who is it for?
Ages 18 years and older, women only
What is being tested?
MK-3475
Could I receive a placebo?
No, everyone receives an active treatment
How many people
10 participants
Where
1 siteUnited States
Study dates
5 Feb 2016to 3 Oct 2020
Phase
Phase 1
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

  • Diagnosis of FIGO grade 3 endometrioid cancer, serous, clear cell, or mixed high grade endometrial cancer with confirmation on research-related endometrial biopsy.
  • Radiographically confirmed endometrial adenocarcinoma of stages III-IV requiring adjuvant therapy. If stage III disease is suspected, there should be multiple pelvic and/or lymph nodes involved.
  • Measurable disease defined as lesions that can be accurately measured in at least one dimension (longest diameter to be recorded) as >10 mm with CT scan, as >20 mm by chest x-ray, or >10 mm with calipers by clinical exam by RECIST 1.1.
  • Treatment plan must include primary site biopsy followed by resection of the primary tumor site and any metastatic sites at time of surgery.
  • At least 18 years of age.
  • GOG performance status ≤ 2
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  • Normal bone marrow and organ function as defined below:
  • Absolute neutrophil count ≥ 1,500/mcl
  • Platelets ≥ 100,000/mcl
  • Hemoglobin ≥ 9 g/dL
  • Total bilirubin ≤ 1.5 x IULN OR direct bilirubin ≤ IULN for patients with total bilirubin > 1.5 x IULN
  • AST(SGOT)/ALT(SGPT) ≤ 2.5 x IULN (or ≤ 5 x IULN for patients with liver metastases)
  • Serum creatinine ≤ 1.5 x IULN OR creatinine clearance by Cockcroft-Gault ≥ 60 mL/min/1.73 m2 for patients with creatinine levels > 1.5 x IULN
  • INR or PT ≤ 1.5 x IULN unless patient is receiving anticoagulant therapy as long as INR or PTT is within therapeutic range of intended use of anticoagulants
  • aPTT ≤ 1.5 x IULN unless patient is receiving anticoagulant therapy as long as INR or PTT is within therapeutic range of intended use of anticoagulants
  • Sexually active women of childbearing potential must agree to contraceptive methods as described by the protocol prior to study entry, for the duration of pre-operative study participation and until definitive hysterectomy/bilateral salpingo-oophorectomy. Should a woman become pregnant or suspect she is pregnant while participating in this study, she must inform her treating physician immediately.
  • Ability to understand and willingness to sign an IRB approved written informed consent document (or that of legally authorized representative, if applicable).

Who cannot join

  • FIGO grade 1 or 2 endometrioid cancer.
  • Radiographic imaging demonstrating uterine cancer that is probably stage I or II.
  • Prior treatment for endometrial cancer.
  • Prior treatment with an anti-PD-1, anti-PD-L1, or anti-PD-L2 agent.
  • Prior anti-cancer monoclonal antibody (mAb) within 4 weeks prior to first dose of MK-3475 or has not recovered (i.e., to ≤ grade 1 or baseline) from adverse events due to agents administered more than 4 weeks earlier.
  • Prior chemotherapy, targeted small molecule therapy, or radiation therapy within 2 weeks prior to the first dose of MK-3475 or has not recovered (i.e., to ≤ grade 1 or baseline) from adverse events due to a previously administered agent. Note, subjects with ≤ grade 2 neuropathy are an exception to this criterion and may qualify for the study. Note, if a subject received major surgery, she must have recovered adequately from the toxicity and/or complications from the intervention prior to starting therapy.
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  • Received a live vaccine within 30 days prior to the first dose of MK-3475. Examples of live vaccines include, but are not limited to, the following: measles, mumps, rubella, varicella/zoster (chicken pox), yellow fever, rabies, Bacillus Calmette-Guérin (BCG), and typhoid vaccine. Seasonal influenza vaccines for injection are generally killed virus vaccines and are allowed; however, intranasal influenza vaccines (e.g. FluMist) are live attenuated vaccines and are not allowed.
  • A history of other malignancy ≤ 5 years previous with the exception of basal cell or squamous cell carcinoma of the skin which were treated with local resection only.
  • Known active central nervous system metastases and/or carcinomatous meningitis. Subjects with previously treated brain metastases may participate provided they are stable (without evidence of progression by imaging for at least 4 weeks prior to the first dose of MK-3475 and any neurologic symptoms have returned to baseline), have no evidence of new or enlarging brain metastases, and are not using steroids for at least 7 days prior to trial treatment. This exception does not include carcinomatous meningitis which is excluded regardless of clinical stability.
  • Diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy in dosing exceeding 10 mg daily of prednisone or equivalent) or any other form of immunosuppressive therapy within 7 days prior to the first dose of MK-3475.
  • Currently receiving any other investigational agents or has participated in a study of an investigational agent or using an investigational device within 4 weeks of the first dose of MK-3475.
  • A history of allergic reactions attributed to compounds of similar chemical or biologic composition to MK-3475 or other agents used in the study.
  • Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection requiring systemic therapy, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, immunosuppression, autoimmune conditions, underlying pulmonary disease, or psychiatric illness/social situations that would limit compliance with study requirements.
  • Has an active autoimmune disease that has required systemic treatment in the past 2 years (i.e. with use of disease modifying agents, corticosteroids, or immunosuppressive drugs). Replacement therapy (e.g., thyroxine, insulin, or physiologic corticosteroid replacement therapy for adrenal or pituitary insufficiency, etc.) is not considered a form of systemic treatment.
  • Has a history of (non-infectious) pneumonitis that required steroids or current pneumonitis.
  • Pregnant and/or breastfeeding. Patient must have a negative serum or urine pregnancy test within 72 hours of study entry.
  • Known history of hepatitis B (defined as hepatitis B surface antigen [HBsAg] reactive) or known active hepatitis C virus (defined as HCV RNA [qualitative] is detected).
  • Known history of HIV (HIV 1/2 antibodies).
  • Known history of active TB.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Washington University School of Medicine

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: Immunotherapy With MK-3475 in Surgically Resectable Endometrial Carcinoma

Due to the high expression of PD-L1 in endometrial cancers as well as in ovarian cancers which are molecularly similar to uterine serous cancers, using pembrolizumab should be beneficial in this patient population. Since the investigators are able to get a pre-treatment research- related endometrial biopsy as well as the surgical specimen post two cycles of pembrolizumab, the investigators will be able to evaluate the mechanism of action of this drug on the endometrial cancer tumor environment.

Being tested
MK-3475, Surgical resection (standard of care), Paclitaxel (standard of care), Carboplatin (standard of care), Radiation (standard of care)
Medical subject headings
Endometrial Neoplasms

What participants receive

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

  • MK-3475Drug

    Also called pembrolizumab, Keytruda

  • Surgical resection (standard of care)Procedure or surgery

  • Paclitaxel (standard of care)Drug

    Also called Taxol

  • Carboplatin (standard of care)Drug

    Also called Paraplat, Paraplatin

  • Radiation (standard of care)Radiation

  • Endometrial biopsyProcedure or surgery

  • Peripheral blood drawProcedure or surgery

Study groups in NCT02630823
Study groupRoleWhat they receive
Arm 1: MK-3475Experimental* Patients will undergo endometrial biopsy followed by 2 doses of MK-3475 3 weeks apart. 3-4 weeks after the second dose of MK-3475, the standard of care surgical resection will take place, followed by standard of care adjuvant therapy. Tissue and blood will be collected at the time of surgical resection for immune analysis. For patients whose pathology confirms high-risk features and advanced stage, MK-3475 will be given every 3 weeks starting 4 -6 weeks after completion of adjuvant therapy for a maximum of 4 doses post-surgery. * MK-3475 will be given intravenously at a dose of 200 mg over the course of 30 minutes. * The standard of care chemotherapy will consist of 6 cycles of paclitaxel and carboplatin AUC 5 every 3 weeks for 6 cycles. * The decision to administer radiation therapy will be per the treating physician. If the patient does not receive radiation therapy, then the patient will start MK-3475 every 3 weeks x 4 doses after the completion of chemotherapy.
Receives: Drug: MK-3475; Procedure: Surgical resection (standard of care); Drug: Paclitaxel (standard of care); Drug: Carboplatin (standard of care); Radiation: Radiation (standard of care); Procedure: Endometrial biopsy; Procedure: Peripheral blood draw

What is being measured

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

  1. Safety as Measured by Any Grade Treatment Related Adverse Events Experienced by ≥ 2 Patients

    -The descriptions and grading scales found in the revised NCI Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 will be utilized for all adverse event reporting

    Measured: Through 90 days following last dose of MK-3475 (approximately 56 weeks)

  2. Safety as Measured by Any Grade 3 or Higher Treatment Related Adverse Events

    -The descriptions and grading scales found in the revised NCI Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 will be utilized for all adverse event reporting

    Measured: Through 90 days following last dose of MK-3475 (approximately 56 weeks)

Secondary outcomes (1)
  1. Progression-free Survival (PFS)

    • PFS is defined as the duration of time from start of treatment to time of progression or death, whichever occurs first.
    • Progressive Disease (PD): At least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progressions).

    Measured: Up to 2 years following completion of therapy (median follow-up of 35 months (full range 11.3-46 months)

Timeline

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

  1. First posted15 Dec 2015 (estimated)
  2. Study start5 Feb 2016
  3. Primary completion1 Jan 2019
  4. Study completion3 Oct 2020

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
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
10 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02630823
Sponsor's protocol ID
201601062
Status last verified
Nov 2024
First submitted
10 Dec 2015
Last updated
3 Jan 2025
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing MK-3475 in people with Endometrial Cancer and Endometrial Carcinoma, run by Washington University School of Medicine 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 17 inclusion and 19 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 3 Jan 2025. 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 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?

Yes. Results are posted in the registry (first posted 3 Jan 2025). 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?

Safety as Measured by Any Grade Treatment Related Adverse Events Experienced by ≥ 2 Patients (time frame: Through 90 days following last dose of MK-3475 (approximately 56 weeks)). The study lists 2 primary outcomes in all. 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 3 Jan 2025.

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