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Endometrial CancerPhase 2NCT03935256

Adjuvant Sequential & Concurrent CarboTaxol + Radiotherapy for High Risk Endometrial Cancer

A Phase 2 study testing Carboplatin and Paclitaxel and Radiation Therapy in people with Endometrial Cancer, run by Loyola University at 1 site in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

The purpose of this trial is to evaluate the safety of sequential and concurrent carboplatin and paclitaxel with adjuvant external beam radiotherapy for locally advanced endometrial cancer. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Endometrial Cancer
What is being tested?
Carboplatin and Paclitaxel and Radiation Therapy
Could I receive a placebo?
No, everyone receives an active treatment
How many people
24 participants
Where
1 siteUnited States
Study dates
5 Mar 2019to 31 Dec 2024
Phase
Phase 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

  • Surgically managed endometrial cancer with total or radical hysterectomy with pathology of endometrioid, serous, clear cell or carcinosarcoma histologies
  • Any patient for whom combination of adjuvant radiotherapy and chemotherapy is recommended following pathology review
  • Endometrioid type FIGO Stage I-II with high risk features AND IIIC1, IVA
  • Serous Carcinoma, Clear Cell Carcinoma, Carcinosarcoma Stage I-IIIC1, IVA
  • ECOG Performance Status 0-2
  • No prior history of pelvic radiotherapy
  • No clinical or radiographic evidence of nodal disease or distant metastases
  • Ability to understand and willingness to sign a written informed consent.

Who cannot join

  • Patients undergoing irradiation of the para-aortic node chain
  • Prior history of endometrial cancer
  • Prior local radiotherapy for a pelvic malignancy
  • Prior platinum or taxane based chemotherapy for any malignancy
  • Patients receiving any other investigational agents
  • Patients with a known malignancy with a disease free interval < 6 months prior to enrollment
  • Uncontrolled intercurrent illness including but not limited to ongoing or active infection, severely symptomatic congestive heart failure, cardiac arrhythmia, or psychiatric illness/social situations that could limit compliance with study requirements
  • Patients enrolled on a competing investigational study.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Loyola University Medical Center

    Marywood, Illinois, 60153

Other trials in United States

About this study

Official title: Phase II Study of Concurrent and Sequential Carboplatin and Paclitaxel With Adjuvant Radiotherapy for High Risk Endometrial Cancer

The purpose of this trial is to evaluate the safety of sequential and concurrent carboplatin and paclitaxel with adjuvant external beam radiotherapy for locally advanced endometrial cancer. The primary objective is to assess the acute toxicities namely grade 3-4 non hematologic and grade 4 hematologic toxicities associated with the above regimen. The null hypothesis is that the unacceptable toxic response rate is ≥40%. This will be tested against a one-sided alternative that the toxicity rate is 20% or less. Simon's two-stage design was used to power this aim. In the first stage, 11 patients will be accrued. If there are 5 or more toxic responses in these 11 patients, the study will be stopped for safety reasons. Otherwise, 13 additional patients will be accrued for a total of 24 patients. Under these conditions, the probability of stopping early is 47% if the toxic response rate is truly higher than 20.0%. If this regimen is safe then its efficacy can be studied in a Phase III study.

Read the detailed description

Endometrial cancer is the most common gynecologic malignancy in the United States. Risk factors for development of endometrial cancer include increasing age, early menarche, late menopause, nulliparity, obesity, use of unopposed estrogen, and Lynch syndrome. The most common histology is endometrioid type adenocarcinoma, but less common, high-risk histologies include serous carcinoma, clear cell carcinoma, and carcinosarcoma. High risk stage I-II disease includes those with high risk histologies or any histology with multiple high risk features including deep myometrial invasion, high grade, and presence of extensive lymphovascular invasion. Locally advanced risk disease is routinely classified as Stage III-IVA. Despite treatment with adjuvant radiotherapy, chemotherapy, or combination radiotherapy and chemotherapy, relapse-free survival rates are 58-75% in modern series of GOG 258 and PORTEC-3. Therefore, there is significant need for improved therapies and optimization of combination therapy to improve these outcomes.

Standard initial management of endometrial cancer is total hysterectomy, bilateral salpingo-oophorectomy, and peritoneal washings with or without pelvic and paraaortic lymph node dissection. Endometrial cancer is surgically staged according the International Federation of Gynecologic Oncology (FIGO). Endometrioid type carcinomas most commonly present in an early stage, and several studies have established risk factors for recurrence including increasing depth of myometrial invasion, high grade, lymphovascular space invasion (LVSI), older age, greater tumor size, and increasing stage.

Historically, the rationale behind including adjuvant chemotherapy, either simultaneously with radiation therapy or sequentially, was the high rate of distant metastases despite lower pelvic failure rates with adjuvant radiation. The combination of chemotherapy and radiation therapy has additionally been shown to have greater survival compared either modality as monotherapy.

This study is designed to test the safety of adjuvant chemotherapy and radiotherapy with a novel regimen that addresses several of the hypotheses regarding the differing rate of distant metastases in GOG 258 while still using radiotherapy due to the locoregional control benefit from PORTEC-3.

To the knowledge of the investigators, no prospective study has reported on sequential and concurrent carboplatin and paclitaxel with EBRT for surgically managed endometrial cancer patients. With expeditious initiation of high dose systemic therapy and use of platinum/taxane combination chemotherapy concurrent with radiotherapy, we can address several potential hypotheses regarding the role that chemotherapy has to decrease the risk of distant metastases. Our primary objective is to assess the acute toxicities associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. If this regimen is safe, then its efficacy can be studied in a Phase III study.

This study will include high risk early stage and locally advanced endometrial cancer patients who are surgically managed with total or radical hysterectomy. Patients will be included if combination radiation therapy and chemotherapy is recommended. The most common patients to be enrolled Endometrioid type FIGO Stage I-II with high risk features, IIIC1 \& IVA OR Serous Carcinoma, Clear Cell Carcinoma, Carcinosarcoma Stage I-IIIC1 \& IVA

Being tested
Carboplatin and Paclitaxel, Radiation Therapy
Keywords
Cancer, High Risk Endometrial Cancer
Medical subject headings
Endometrial Neoplasms, Neoplasms

What participants receive

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

  • Carboplatin and PaclitaxelDrug

    Also called Paraplatin, Taxol

    Regimen I: Carboplatin AUC 6 \& Paclitaxel 175mg/m2 given intravenously for 4 cycles during weeks 1, 10, 13, 16 Regimen II: Carboplatin AUC 2 \& Paclitaxel 45mg/m2 given intravenously for 2 cycles during weeks 4 \& 7 concurrent with radiotherapy

  • Radiation TherapyRadiation

    An external beam radiation dose of 45 Gy in 25 fractions is routinely prescribed to the Planning Target Volume (PTV) for postoperative radiotherapy.

    The Vaginal Brachytherapy (VBT) Boost will be delivered after the external beam radiation. Doses of 12-18 Gy in 2-3 fractions are often prescribed to the surface of the vagina to a treatment length of 3-5 cm. There is no standard dose or fractionation schedule, so this dose, fractionation, location of dose specification , and length of vagina treated will be individualized for the patient and will be at the discretion of the treating radiation oncologist.

Study groups in NCT03935256
Study groupRoleWhat they receive
Full Dose Chemo, Reduced Dose Chemo + RT, Full Dose ChemoExperimentalWeek 1 : Cycle 1: Full Dose Carboplatin and Paclitaxel Week 4: Pelvic Radiotherapy Begins Cycle 2: Dose reduced Carboplatin and Paclitaxel Week 7 : Cycle 3: Dose reduced Carboplatin and Paclitaxel Weeks 10,13,16: Cycle 4-6: Full Dose Carboplatin and Paclitaxel
Receives: Drug: Carboplatin and Paclitaxel; Radiation: Radiation Therapy

What is being measured

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

  1. Acute Toxicities (CTCAE v5.0)

    The primary outcome will be the number of Grade 3-4 acute non-hematologic and grade 4 hematologic toxicities associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients as described in CTCAE version 5.0. These toxicities will be assess during the on treatment visits by the radiation and medical oncologist. If there are 5 or more toxic responses in the first 11 patients the study will be stopped for safety reasons.

    Measured: 24 weeks

Secondary outcomes (8)
  1. Treatment Delays

    To assess the number treatment delays in scheduled therapy > 3 weeks associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients.

    Measured: 24 weeks

  2. Chronic Toxicities (CTCAE v5.0)

    To assess chronic toxicities associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients.

    Measured: 52 weeks

  3. local control

    To evaluate the disease specific outcome of local control associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

  4. pelvic failure-free survival

    To evaluate the disease specific outcome of pelvic failure-free survival associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

  5. distant metastasis-free survival

    To evaluate the disease specific outcome of distant metastasis-free survival associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

  6. disease-free survival

    To evaluate the disease specific outcome of disease-free survival associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

  7. cause-specific survival

    To evaluate the disease specific outcome of cause-specific survival associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

  8. overall survival

    To evaluate the outcome of overall survival associated with sequential and concurrent carboplatin and paclitaxel with EBRT in the adjuvant management of endometrial cancer patients. These endpoints will be assessed clinically and radiographically.

    Measured: 52 weeks

Timeline

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

  1. First posted2 May 2019
  2. Study start5 Mar 2019
  3. Primary completion31 Dec 2024 (estimated)
  4. Study completion31 Dec 2024 (estimated)

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
24 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03935256
Sponsor's protocol ID
211704
Status last verified
Dec 2023
First submitted
24 Apr 2019
Last updated
18 Dec 2023
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Bachaud JM, Fu RC, Delannes M, Izar F, Martel P, David JM, Shubinski RE, Daly NJ, Montana GS. Non-randomized comparative study of irradiation alone or in combination with surgery in stage Ib, IIa and "proximal" IIb carcinoma of the cervix. Radiother Oncol. 1991 Oct;22(2):104-10. doi: 10.1016/0167-8140(91)90005-2.

    PubMed 1957000
  • Conklin CM, Longacre TA. Endometrial stromal tumors: the new WHO classification. Adv Anat Pathol. 2014 Nov;21(6):383-93. doi: 10.1097/PAP.0000000000000046.

    PubMed 25299308
  • de Boer SM, Powell ME, Mileshkin L, Katsaros D, Bessette P, Haie-Meder C, Ottevanger PB, Ledermann JA, Khaw P, Colombo A, Fyles A, Baron MH, Kitchener HC, Nijman HW, Kruitwagen RF, Nout RA, Verhoeven-Adema KW, Smit VT, Putter H, Creutzberg CL; PORTEC study group. Toxicity and quality of life after adjuvant chemoradiotherapy versus radiotherapy alone for women with high-risk endometrial cancer (PORTEC-3): an open-label, multicentre, randomised, phase 3 trial. Lancet Oncol. 2016 Aug;17(8):1114-1126. doi: 10.1016/S1470-2045(16)30120-6. Epub 2016 Jul 7.

    PubMed 27397040
  • Aalders J, Abeler V, Kolstad P, Onsrud M. Postoperative external irradiation and prognostic parameters in stage I endometrial carcinoma: clinical and histopathologic study of 540 patients. Obstet Gynecol. 1980 Oct;56(4):419-27.

    PubMed 6999399
  • Creasman WT, Morrow CP, Bundy BN, Homesley HD, Graham JE, Heller PB. Surgical pathologic spread patterns of endometrial cancer. A Gynecologic Oncology Group Study. Cancer. 1987 Oct 15;60(8 Suppl):2035-41. doi: 10.1002/1097-0142(19901015)60:8+3.0.co;2-8.

    PubMed 3652025
  • Creutzberg CL, van Putten WL, Koper PC, Lybeert ML, Jobsen JJ, Warlam-Rodenhuis CC, De Winter KA, Lutgens LC, van den Bergh AC, van de Steen-Banasik E, Beerman H, van Lent M. Surgery and postoperative radiotherapy versus surgery alone for patients with stage-1 endometrial carcinoma: multicentre randomised trial. PORTEC Study Group. Post Operative Radiation Therapy in Endometrial Carcinoma. Lancet. 2000 Apr 22;355(9213):1404-11. doi: 10.1016/s0140-6736(00)02139-5.

    PubMed 10791524
  • Keys HM, Roberts JA, Brunetto VL, Zaino RJ, Spirtos NM, Bloss JD, Pearlman A, Maiman MA, Bell JG; Gynecologic Oncology Group. A phase III trial of surgery with or without adjunctive external pelvic radiation therapy in intermediate risk endometrial adenocarcinoma: a Gynecologic Oncology Group study. Gynecol Oncol. 2004 Mar;92(3):744-51. doi: 10.1016/j.ygyno.2003.11.048.

    PubMed 14984936
  • Nout RA, Smit VT, Putter H, Jurgenliemk-Schulz IM, Jobsen JJ, Lutgens LC, van der Steen-Banasik EM, Mens JW, Slot A, Kroese MC, van Bunningen BN, Ansink AC, van Putten WL, Creutzberg CL; PORTEC Study Group. Vaginal brachytherapy versus pelvic external beam radiotherapy for patients with endometrial cancer of high-intermediate risk (PORTEC-2): an open-label, non-inferiority, randomised trial. Lancet. 2010 Mar 6;375(9717):816-23. doi: 10.1016/S0140-6736(09)62163-2.

    PubMed 20206777
  • Chino JP, Jones E, Berchuck A, Secord AA, Havrilesky LJ. The influence of radiation modality and lymph node dissection on survival in early-stage endometrial cancer. Int J Radiat Oncol Biol Phys. 2012 Apr 1;82(5):1872-9. doi: 10.1016/j.ijrobp.2011.03.054. Epub 2011 Jun 2.

    PubMed 21640502
  • ASTEC/EN.5 Study Group; Blake P, Swart AM, Orton J, Kitchener H, Whelan T, Lukka H, Eisenhauer E, Bacon M, Tu D, Parmar MK, Amos C, Murray C, Qian W. Adjuvant external beam radiotherapy in the treatment of endometrial cancer (MRC ASTEC and NCIC CTG EN.5 randomised trials): pooled trial results, systematic review, and meta-analysis. Lancet. 2009 Jan 10;373(9658):137-46. doi: 10.1016/S0140-6736(08)61767-5. Epub 2008 Dec 16.

    PubMed 19070891
  • Bosse T, Peters EE, Creutzberg CL, Jurgenliemk-Schulz IM, Jobsen JJ, Mens JW, Lutgens LC, van der Steen-Banasik EM, Smit VT, Nout RA. Substantial lymph-vascular space invasion (LVSI) is a significant risk factor for recurrence in endometrial cancer--A pooled analysis of PORTEC 1 and 2 trials. Eur J Cancer. 2015 Sep;51(13):1742-50. doi: 10.1016/j.ejca.2015.05.015. Epub 2015 Jun 3.

    PubMed 26049688
  • Canlorbe G, Bendifallah S, Laas E, Raimond E, Graesslin O, Hudry D, Coutant C, Touboul C, Bleu G, Collinet P, Cortez A, Darai E, Ballester M. Tumor Size, an Additional Prognostic Factor to Include in Low-Risk Endometrial Cancer: Results of a French Multicenter Study. Ann Surg Oncol. 2016 Jan;23(1):171-7. doi: 10.1245/s10434-015-4583-3. Epub 2015 May 8.

    PubMed 25952272
  • Doll KM, Tseng J, Denslow SA, Fader AN, Gehrig PA. High-grade endometrial cancer: revisiting the impact of tumor size and location on outcomes. Gynecol Oncol. 2014 Jan;132(1):44-9. doi: 10.1016/j.ygyno.2013.10.023. Epub 2013 Oct 29.

    PubMed 24183734
  • Creutzberg CL, van Putten WL, Warlam-Rodenhuis CC, van den Bergh AC, de Winter KA, Koper PC, Lybeert ML, Slot A, Lutgens LC, Stenfert Kroese MC, Beerman H, van Lent M; postoperative Radiation Therapy in Endometrial Carcinoma Trial. Outcome of high-risk stage IC, grade 3, compared with stage I endometrial carcinoma patients: the Postoperative Radiation Therapy in Endometrial Carcinoma Trial. J Clin Oncol. 2004 Apr 1;22(7):1234-41. doi: 10.1200/JCO.2004.08.159.

    PubMed 15051771
  • Greven K, Winter K, Underhill K, Fontenesci J, Cooper J, Burke T. Final analysis of RTOG 9708: adjuvant postoperative irradiation combined with cisplatin/paclitaxel chemotherapy following surgery for patients with high-risk endometrial cancer. Gynecol Oncol. 2006 Oct;103(1):155-9. doi: 10.1016/j.ygyno.2006.02.007. Epub 2006 Mar 20.

    PubMed 16545437

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Carboplatin and Paclitaxel and Radiation Therapy in people with Endometrial Cancer, run by Loyola University 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 8 inclusion and 8 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: status not confirmed, as of the sponsor's last update on 18 Dec 2023. 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?

Results are not available in the source record.

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?

Acute Toxicities (CTCAE v5.0) (time frame: 24 weeks). 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 NCT03935256, which also lists 27 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 18 Dec 2023.

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