Investigation of 2X-121 in Patients With Advanced Ovarian Cancer Selected by the 2X-121 DRP® (PREDICT 2X-121)
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ClinicalTrials.gov Identifier: NCT03878849 |
Recruitment Status :
Recruiting
First Posted : March 18, 2019
Last Update Posted : March 13, 2023
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Condition or disease | Intervention/treatment | Phase |
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Advanced Ovarian Cancer | Drug: 2X-121 Device: 2X-121 DRP® | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 60 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | Phase II, Prospective Open Label, Single Arm Study to Investigate Anti-tumor Effect and Tolerability of 2X-121 in Patients With Advanced Ovarian Cancer Selected by the 2X-121 DRP® |
Actual Study Start Date : | April 15, 2019 |
Estimated Primary Completion Date : | September 2023 |
Estimated Study Completion Date : | March 2024 |

Arm | Intervention/treatment |
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Experimental: 2X-121
Oral administration of 2X-121 once daily as 600 mg hard gelatin capsules in a 28 days cycle.
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Drug: 2X-121
Every patient will receive daily oral administrations of 3 x 200 mg 2X-121 hard gelatin capsules in a 28-day cycle.
Other Name: E7449, MGI25036 Device: 2X-121 DRP® A DRP is an assay that based on samples from a tumor can predict whether the tumor will respond to a specific drug or not. |
- Objective response rate (ORR) [ Time Frame: evaluated after up to approximately 2 years ]defined as complete response (CR) or partial response (PR) using the RECIST criteria version 1.1
- Clinical benefit rate (CBR) [ Time Frame: evaluated after up to approximately 2 years ]defined as complete response (CR) and partial response (PR) or stable disease (SD) for > 16 weeks using the RECIST criteria version 1.1
- Progression free survival [ Time Frame: evaluated after up to approximately 2 years ]from baseline to progression or death
- Duration of response [ Time Frame: evaluated after up to approximately 2 years ]from first response to progression
- Overall survival [ Time Frame: evaluated after up to approximately 2 years ]from baseline until death
- Quality of Life measurement [ Time Frame: at baseline and start of each cycle, up to approximately 2 years ]evaluated by Quality of Life Questionnaires (QLQ) QLQ-C30 Version 3.0, EORTC QLQ-OV 28 and MOST Version 2.0
- Correlation between 2X-121 DRP® and clinical outcome [ Time Frame: evaluated after up to approximately 2 years ]comparing the DRP levels in the different response groups

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Signed informed consent form
- Age 18 years or older
- Histologically or cytological documented ovarian carcinoma with ≥ 2 or more previous chemotherapies including potential treatment with other PARP inhibitors (PARPi)
- Platinum free interval of ≥ 3 month
- Measurable disease by CT scan or MRI
- A 2X-121 DRP® using Fixed in Formalin and Embedded in Paraffin (FFPE) archival or the latest tumor tissue with an outcome measured as being in the upper 50% likelihood of response
- Performance status of ECOG ≤ 1
- Patients must have a life expectancy of >16 weeks
- Recovered to Grade 1 or less from prior surgery or acute toxicities of prior radiotherapy, or treatment with cytotoxic, hormonal or biologic agents
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Adequate conditions and protocol values of the following clinical laboratory parameters:
- Absolute neutrophils count
- Hemoglobin
- Platelets
- Alanine aminotransferase (ALT) and aspartate aminotransferase (AST)
- Serum bilirubin
- Alkaline phosphatase
- Creatinine
- Blood urea within normal limits
- FFPEs tumor tissue should be available either from primary surgery or later
- Negative serum pregnancy test in women of childbearing potential (WOCBP).
- Women of childbearing age and potential must be willing to use adequate effective contraception during the study and a period after last dose of study drug
Exclusion Criteria:
- Currently participating in or having participated in a study of an investigational agent or using an investigational device within 2 weeks of giving informed consent
- Concurrent chemotherapy, radiotherapy, or hormonal therapy for the disease under investigation
- Other malignancy with exception of any stage I and II cancer that is deemed cured or deemed not to influence the overall survival by the Investigator
- Any active infection still requiring parenteral or oral antibiotic treatment
- Known HIV positivity
- Known active hepatitis B or C
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Clinical significant (i.e. active) cardiovascular disease:
- Stroke within ≤ 6 months prior to day 1
- Transient ischemic attack (TIA) within ≤ 6 months prior to day 1
- Myocardial infarction within ≤ 6 months prior to day 1
- Unstable angina
- New York Hart Association (NYHA) Grade II or greater congestive heart failure (CHF)
- Serious cardiac arrhythmia requiring medication
- Other medications or conditions that in the investigator's opinion would contraindicate study participation of safety reasons or interfere with the interpretation of study results
- Inability to take oral medication, or malabsorption syndrome or any other uncontrolled gastrointestinal condition (e.g., nausea, diarrhoea, or vomiting) that might impair the bioavailability of 2X-121
- Requiring immediate palliative treatment of any kind including surgery and/or radiotherapy
- Patients unable to be regularly followed for any reason (geographic, familiar, social, psychologic, housed in an institution eg. prison because of a court agreement or administrative order)
- Subjects that are depending on the sponsor/CRO or investigational site as well as on the investigator

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03878849
Contact: USA: Kathleen Moore | +1 405-271-8707 | KathleenMoore@ouhealth.com | |
Contact: Europe: Rebecca Kristeleit | Rebecca.Kristeleit@gstt.nhs.uk |
United States, Massachusetts | |
Dana-Farber Cancer Institute | Completed |
Boston, Massachusetts, United States, 02215 | |
United States, Oklahoma | |
OU Health Stephenson Cancer | Recruiting |
Oklahoma City, Oklahoma, United States, 73104 | |
Contact: Christine Pappaterra 405-271-8707 Christine-Pappaterra@ouhsc.edu | |
Principal Investigator: Kathleen Moore, MD | |
United States, Washington | |
Swedish Center for Research and Innovation | Recruiting |
Seattle, Washington, United States, 98122 | |
Contact: Karina Sills 206-386-2227 karina.sills@swedish.org | |
Principal Investigator: Fernanda Baptista Musa, MD | |
United Kingdom | |
Beatson West of Scotland Cancer Centre | Recruiting |
Glasgow, United Kingdom, G12 0YN | |
Contact: Rosalind Glasspool, MD ros.glasspool@ggc.scot.nhs.uk | |
Guy's and St Thomas' NHS Foundation Trust | Recruiting |
London, United Kingdom, SE1 9TR | |
Contact: Ana Montes, MD 44 (0)20718887539 Ana.Montes@gstt.nhs.uk | |
Principal Investigator: Rebecca Kristeleit |
Responsible Party: | Allarity Therapeutics |
ClinicalTrials.gov Identifier: | NCT03878849 |
Other Study ID Numbers: |
(PARPi) 2X-1002 2020-000539-31 ( EudraCT Number ) |
First Posted: | March 18, 2019 Key Record Dates |
Last Update Posted: | March 13, 2023 |
Last Verified: | March 2023 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | Yes |
Ovarian Neoplasms Carcinoma, Ovarian Epithelial Endocrine Gland Neoplasms Neoplasms by Site Neoplasms Ovarian Diseases Adnexal Diseases |
Genital Neoplasms, Female Urogenital Neoplasms Endocrine System Diseases Gonadal Disorders Carcinoma Neoplasms, Glandular and Epithelial Neoplasms by Histologic Type |