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European Trial on Enhanced DNA Repair Inhibition in Ovarian Cancer

A Multicentre, Open-label, Three-arm Randomised Phase II Trial Assessing the Safety and Efficacy of the HSP90 Inhibitor Ganetespib in Combination With Carboplatin Followed by Maintenance Treatment With Niraparib Versus Ganetespib Plus Carboplatin Followed by Ganetespib and Niraparib Versus Carboplatin in Combination With Standard Chemotherapy Followed by Niraparib Maintenance Treatment in Platinum-sensitive Ovarian Cancer Patients

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03783949
Acronym
EUDARIO
Enrollment
122
Registered
2018-12-21
Start date
2018-11-30
Completion date
2023-09-01
Last updated
2025-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ovarian Cancer, Fallopian Tube Cancer, Primary Peritoneal Carcinoma

Keywords

Ganetespib, Niraparib

Brief summary

This study will be performed in women with platinum-sensitive, high-grade serous, high-grade endometrioid, undifferentiated epithelial ovarian cancer, carcinosarcoma, fallopian tube or primary peritoneal cancer (proven by central histo-pathological review). A total of 120 subjects will be randomized (1:1:1) to three different treatment arms: (A) Standard arm (arm A): Carboplatin (AUC5 d1, q3w i.v.) in combination with Paclitaxel (175 mg/m² d1, q3w i.v.) or Carboplatin (AUC4 d1, q3w i.v.) in combination with Gemcitabine (1000 mg/m² d1, d8, q3w i.v.) followed by maintenance therapy with Niraparib (200/ 300 mg oral daily, q4w) // (B) First experimental arm (arm B): Ganetespib (150 mg/m2, d1, q3w) in combination with Carboplatin (AUC5 d1, q3w i.v.) followed by maintenance treatment with Niraparib (200/ 300 mg oral daily, q4w) // (C) Second experimental arm (arm C): Ganetespib (150 mg/m² d1, q3w i.v.) plus Carboplatin (AUC5 d1, q3w i.v.) followed by Ganetespib (100 mg/m² d1, d8, d15, d22, q4w i.v.) and Niraparib (200 mg oral daily, q4w). Chemotherapy treatment will be given for 6 cycles, maintenance treatment with Ganetespib will be given for a maximum of 9 months or until disease progression, maintenance treatment with Niraparib can continue until disease progression.

Interventions

Ganetespib dose during chemotherapy will be 150mg/m² (q3w) Ganetespib dose during maintenance treatment will be 100mg/m² (q1w)

DRUGNiraparib

Niraparib starting dose during maintenance treatment will be 200mg or 300mg depending on subject's body weight and subject neutrophil count (QD)

DRUGCarboplatin

In combination with Gemcitabine: Carboplatin dose will be AUC4 (q3w) In combination with Paclitaxel: Carboplatin dose will be AUC5 (q3w)

DRUGPaclitaxel

Paclitaxel dose will be 175mg/m² (q3w)

DRUGGemcitabine

Gemcitabine dose will be 1000mg/m² (q3w, d1 & d8)

Sponsors

European Commission
CollaboratorOTHER
Universitaire Ziekenhuizen KU Leuven
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Standard arm (arm A): Carboplatin (AUC5 d1, q3w i.v.) in combination with Paclitaxel (175 mg/m² d1, q3w i.v.) or Carboplatin (AUC4 d1, q3w i.v.) in combination with Gemcitabine (1000 mg/m² d1, d8, q3w i.v.) followed by maintenance therapy with Niraparib (200/ 300 mg oral daily, q4w) First experimental arm (arm B): Ganetespib (150 mg/m2, d1, q3w) in combination with Carboplatin (AUC5 d1, q3w i.v.) followed by maintenance treatment with Niraparib (200/ 300 mg oral daily, q4w) Second experimental arm (arm C): Ganetespib (150 mg/m² d1, q3w i.v.) plus Carboplatin (AUC5 d1, q3w i.v.) followed by Ganetespib (100 mg/m² d1, d8, d15, d22, q4w i.v.) and Niraparib (200 mg oral daily, q4w)

Eligibility

Sex/Gender
FEMALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients must meet the following criteria to be eligible for study entry: * Ability to understand and willingness to sign and date a written informed consent document * Female patients ≥18 years of age * High-grade serous, high-grade endometrioid, undifferentiated epithelial ovarian cancer, carcinosarcoma, fallopian tube or primary peritoneal cancer * Platinum-sensitive relapse \>6months after previous platinum-based treatment (calculated from the first day of the last cycle of the last platinum-based chemotherapy until the date of progression confirmed according to RECIST 1.1 on imaging) * No limits in number of prior lines * Measurable or evaluable disease according to RECIST 1.1 * ECOG performance status 0-1 * Adequate functions of the bone marrow * Platelets ≥ 100 x 109/L * Absolute neutrophil count (ANC) ≥ 1.5 x 109/L • Adequate function of the organs * Creatinine \< 2 mg/dl (\<177 μmol/L) * Total bilirubin ≤ 1.5 x upper limit of normal (≤ 2.0 in patients with known Gilberts syndrome) OR direct bilirubin ≤ 1 x ULN * SGOT/SGPT (AST/ALT) ≤ 2.5 x upper limit of normal unless liver metastases are present, in which case they must be ≤ 5 x ULN * Urinanalysis or urine dipstick for proteinuria less than 2+. Patients with ≥ 2+ on dipstick should undergo 24-hour urine collection and must demonstrate \< 1 g of protein/24 hours; except the proteinuria is clearly related to a catheter in the urinary system. * Adequate coagulation parameter: aPTT ≤ 1.5 x ULN (patients on heparin treatment must have an aPTT between 1.5-2.5 x ULN), or INR ≤ 1.5. (In patients receiving anticoagulants (such as warfarin) INR must be between 2.0 and 3.0 in two consecutive measurements 1-4 days apart). * Participant receiving corticosteroids (dose \< 10 mg/day methylprednisolone equivalent), including inhaled steroids, may continue as long as their dose is stable for at least 4 weeks prior to initiating protocol therapy. * Participants must agree to not donate blood during the study or for 90 days after the last dose of study treatment * Female participant has a negative serum pregnancy test within 7 days prior to taking study treatment if of childbearing potential and agrees to abstain from activities that could result in pregnancy from screening through 180 days after the last dose of study treatment, or is of non-childbearing potential. Non-childbearing potential is defined as follows (by other than medical reasons): * ≥ 45 years of age and has not had menses for \>1 year * Patients who have been amenorrhoeic for \< 2 years without history of a hysterectomy and oophorectomy must have a follicle stimulating hormone value in the postmenopausal range upon screening evaluation * Post-hysterectomy, post-bilateral oophorectomy, or post-tubal ligation. Documented hysterectomy or oophorectomy must be confirmed with medical records of the actual procedure or confirmed by imaging. Tubal ligation must be confirmed with medical records of the actual procedure, otherwise the patient must be willing to use 2 adequate barrier methods throughout the study, starting with the screening visit through 180 days after the last dose of study treatment. See below for a list of acceptable birth control methods. Information must be captured appropriately within the site's source documents. Note: Abstinence is acceptable if this is the established and preferred contraception for the patient. * Birth Control: Participants of childbearing potential who are sexually active and their partners must agree to the use of a highly effective form of contraception throughout their participation beginning with time of consent, during the study treatment and for 180 days after last dose of study treatment(s): * Combined (estrogen and progestogen containing) hormonal contraception associated with inhibition of ovulation: * Oral route * Intravaginal route * Transdermal route * Progestogen-only hormonal contraception associated with inhibition of ovulation * Oral * Injectable * Implantable * Intrauterine device * Intrauterine hormone-releasing system * Bilateral tubal occlusion * Vasectomized partner * Sexual abstinence, if the preferred and usual lifestyle of the subject * Participant must agree to not breastfeed (or store breast milk for use) during the study or for 180 days afer the last dose of study treatment. * Haemoglobin ≥8.5 g/dl (patients may not receive a transfusion within 4 weeks prior to initiating study treatment) * Able to take oral medications * Availability of archival ovarian cancer tissue from primary diagnosis (delivery of FFPE block or slides is prerequisite for randomisation)

Exclusion criteria

* Patients who meet any of the following criteria will be excluded from study entry: * Ovarian tumours with low malignant potential (i.e. borderline tumours) * Any prior radiotherapy to the pelvis or abdomen, or any radiotherapy encompassing \> 20 % of the bone marrow within 2 weeks, or any radiotherapy within 1 week prior to Day 1 of protocol therapy * Surgery (including open biopsy and traumatic injury) within 4 weeks prior to first dose of Ganetespib, or anticipation of the need for major surgery during study treatment * Minor surgical procedures, within 24 hours prior to the first study treatment * Known history of myelodysplastic syndrome (MDS) or acute myeloid leukemia (AML). Any serious, uncontrolled medical disorder, non-malignant systemic disease, or active, uncontrolled infection. Examples include, but are not limited to, uncontrolled ventricular arrhythmia, recent (within 90 days) myocardial infarction, chronic obstructive pulmonary disease, uncontrolled major seizure disorder, unstable spinal cord compression, superior vena cava syndrome, or any psychiatric disorder that prohibits obtaining informed consent. * Current or recent (within 10 days prior to the first study drug dose) chronic daily treatment with aspirin (\>325 mg/day). * Patients with a history of diagnosis, detection or treatment of any prior malignancies ≤ 2 years prior to initiating protocol therapy, except: basal or squamous cell carcinoma of the skin and cervical cancer that has been definitively treated. * Clinically significant gastro-intestinal (GI) tract abnormalities that may increase the risk for GI bleeding and / or perforation including but not limited to: active peptic ulcer disease, known intraluminal metastatic lesion/s with risk of bleeding; inflammatory bowel disease (e.g. ulcerative colitis, Crohn's disease), history of bowel obstruction within 1 year prior to first study treatment (excluding postoperative, i.e. within 4 weeks post surgery), other GI condition with increased risk of perforation such as recurrence deeply infiltrating into the muscularis or mucosa of the rectosigmoid or the mucosa of the bladder, or history of abdominal fistula, gastrointestinal perforation or intra-abdominal abscess * Non-healing wound or non-healing bone fracture * Patients with symptomatic brain or leptomeningeal metastases (patients who are asymptomatic since treatment of brain or leptomeningeal metastases, eg. after irradiation, are eligible) * Left ventricular ejection fraction (LVEF) defined by ECHO below the institutional lower limit of normal * Cerebrovascular accident (CVA)/ stroke or transient ischemic attack (TIA) or sub-arachnoid haemorrhage within ≤ 6 months prior to first study treatment. * Significant cardiac disease: New York Heart Association (NYHA) Class 3 or 4; myocardial infarction within the past 6 months; unstable angina; coronary angioplasty or coronary atrial or ventricular cardiac arrhythmias * History of prolonged QT syndrome, or family member with prolonged QT syndrome * QTc interval \> 470 msec when 3 consecutive ECG values are averaged * Ventricular tachycardia or a supraventricular tachycardia that requires treatment with a Class Ia antiarrhythmic drug (e.g. sotalol, amiodarone, dofetilide). Use of other antiarrhythmic drugs is permitted * Second- or third-degree atrioventricular (AV) block, except: treated with a permanent pacemaker Complete left bundle branch block (LBBB) * History of evidence of haemorrhagic disorders, patients with active bleeding or pathologic conditions that carry high risk of bleeding, such as known bleeding disorders, coagulopathy or tumour involving major vessels. * Participation in another clinical study with experimental therapy within 28 days before start of treatment. * Participant must not be simultaneously enrolled in any interventional clinical trial. * Women who are pregnant or are lactating * 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 dependent on the sponsor/CRO or investigational site as well as on the investigator. * History of known hypersensibility against any medication used in the study * Intolerance / Hypersensitivity reactions to components and excipients of study drugs * Peripheral neuropathy of grade \>2 per NCI CTCAE, version 4.03, within 4 weeks prior to randomisation * Any other condition that, in the opinion of the investigator, may compromise the safety, compliance of the patient, or would preclude the patient from successful completion of the study

Design outcomes

Primary

MeasureTime frameDescription
Progression-free Survival3 years 10 monthsProgression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions

Secondary

MeasureTime frameDescription
Post-progression PFS (PFS2)3 years 10 monthsPost-progression PFS (PFS2) analysis
Time to First Subsequent Therapy (TFST)3 years 10 monthsTime to First Subsequent Therapy (TFST) analysis
Time to Second Subsequent Therapy (TSST)3 years 10 monthsTime to Second Subsequent Therapy (TSST) analysis
Progression-free Survival in Patients Without BRCA Mutation or With Unknown BRCA Status3 years 10 monthsProgression-free Survival analysis in Patients without BRCA mutation or with unknown BRCA status
Objective Response Rate (ORR)3 years 10 monthsObjective response rate (ORR) analysis
Progression-free Survival in BRCA Mutated Patients3 years 10 monthsProgression-free survival analysis in BRCA mutated patients
Progression-free Survival in Patients With Prior PARPi Treatment3 years 10 monthsProgression-free Survival analysis in Patients with prior PARPi treatment
Progression-free Survival in Patients With One Prior Line of Therapy3 years 10 monthsProgression-free Survival analysis in Patients with one prior line of therapy
Progression-free Survival in Patients With More Then One Prior Line of Therapy3 years 10 monthsProgression-free Survival analysis in Patients with more then one prior line of therapy
Progression-free Survival in Patients Without Prior PARPi Treatment3 years 10 monthsProgression-free Survival analysis in Patients without prior PARPi treatment
Overall Survival (OS)3 years 10 monthsOverall survival (OS) analysis

Countries

Austria, Belgium, France, Germany, Italy

Participant flow

Participants by arm

ArmCount
Standard Arm (Arm A)
Carboplatin (AUC5 d1, q3w i.v.) in combination with Paclitaxel (175 mg/m² d1, q3w i.v.) or Carboplatin (AUC4 d1, q3w i.v.) in combination with Gemcitabine (1000 mg/m² d1, d8, q3w i.v.) followed by maintenance therapy with Niraparib (200/ 300 mg oral daily, q4w) Niraparib: Niraparib starting dose during maintenance treatment will be 200mg or 300mg depending on subject's body weight and subject neutrophil count (QD) Carboplatin: In combination with Gemcitabine: Carboplatin dose will be AUC4 (q3w) In combination with Paclitaxel: Carboplatin dose will be AUC5 (q3w) Paclitaxel: Paclitaxel dose will be 175mg/m² (q3w) Gemcitabine: Gemcitabine dose will be 1000mg/m² (q3w, d1 & d8)
41
First Experimental Arm (Arm B)
Ganetespib (150 mg/m2, d1, q3w) in combination with Carboplatin (AUC5 d1, q3w i.v.) followed by maintenance treatment with Niraparib (200/ 300 mg oral daily, q4w) Ganetespib: Ganetespib dose during chemotherapy will be 150mg/m² (q3w) Ganetespib dose during maintenance treatment will be 100mg/m² (q1w) Niraparib: Niraparib starting dose during maintenance treatment will be 200mg or 300mg depending on subject's body weight and subject neutrophil count (QD) Carboplatin: In combination with Gemcitabine: Carboplatin dose will be AUC4 (q3w) In combination with Paclitaxel: Carboplatin dose will be AUC5 (q3w)
42
Second Experimental Arm (Arm C)
Ganetespib (150 mg/m² d1, q3w i.v.) plus Carboplatin (AUC5 d1, q3w i.v.) followed by Ganetespib (100 mg/m² d1, d8, d15, d22, q4w i.v.) and Niraparib (200 mg oral daily, q4w) Ganetespib: Ganetespib dose during chemotherapy will be 150mg/m² (q3w) Ganetespib dose during maintenance treatment will be 100mg/m² (q1w) Niraparib: Niraparib starting dose during maintenance treatment will be 200mg or 300mg depending on subject's body weight and subject neutrophil count (QD) Carboplatin: In combination with Gemcitabine: Carboplatin dose will be AUC4 (q3w) In combination with Paclitaxel: Carboplatin dose will be AUC5 (q3w)
39
Total122

Baseline characteristics

CharacteristicStandard Arm (Arm A)First Experimental Arm (Arm B)Second Experimental Arm (Arm C)Total
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
20 Participants17 Participants17 Participants54 Participants
Age, Categorical
Between 18 and 65 years
21 Participants25 Participants22 Participants68 Participants
Age, Continuous63.77 years
STANDARD_DEVIATION 9.617
61.78 years
STANDARD_DEVIATION 13.097
62.76 years
STANDARD_DEVIATION 11.231
62.76 years
STANDARD_DEVIATION 11.357
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
41 Participants42 Participants39 Participants122 Participants
Race (NIH/OMB)
White
0 Participants0 Participants0 Participants0 Participants
Region of Enrollment
Austria
1 participants2 participants1 participants4 participants
Region of Enrollment
Belgium
12 participants9 participants12 participants33 participants
Region of Enrollment
France
6 participants8 participants3 participants17 participants
Region of Enrollment
Germany
5 participants6 participants6 participants17 participants
Region of Enrollment
Italy
17 participants17 participants17 participants51 participants
Sex: Female, Male
Female
41 Participants42 Participants39 Participants122 Participants
Sex: Female, Male
Male
0 Participants0 Participants0 Participants0 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
EG005
affected / at risk
deaths
Total, all-cause mortality
41 / 4142 / 4239 / 3932 / 3226 / 2617 / 17
other
Total, other adverse events
40 / 4142 / 4239 / 3932 / 3226 / 2617 / 17
serious
Total, serious adverse events
20 / 4119 / 4216 / 3913 / 328 / 265 / 17

Outcome results

Primary

Progression-free Survival

Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A).

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival8.85 months
Experimental Arms (Arm B&C)Progression-free Survival8.32 months
Secondary

Objective Response Rate (ORR)

Objective response rate (ORR) analysis

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
Standard Arm (Arm A)Objective Response Rate (ORR)no response (SD/PD)21 Participants
Standard Arm (Arm A)Objective Response Rate (ORR)response (PR/CR)17 Participants
Experimental Arms (Arm B&C)Objective Response Rate (ORR)no response (SD/PD)52 Participants
Experimental Arms (Arm B&C)Objective Response Rate (ORR)response (PR/CR)27 Participants
Secondary

Overall Survival (OS)

Overall survival (OS) analysis

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Overall Survival (OS)22.14 months
Experimental Arms (Arm B&C)Overall Survival (OS)22.27 months
Secondary

Post-progression PFS (PFS2)

Post-progression PFS (PFS2) analysis

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Post-progression PFS (PFS2)21.71 months
Experimental Arms (Arm B&C)Post-progression PFS (PFS2)21.38 months
Secondary

Progression-free Survival in BRCA Mutated Patients

Progression-free survival analysis in BRCA mutated patients

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEAN)
Standard Arm (Arm A)Progression-free Survival in BRCA Mutated Patients11.78 months
Experimental Arms (Arm B&C)Progression-free Survival in BRCA Mutated Patients7.98 months
Secondary

Progression-free Survival in Patients With More Then One Prior Line of Therapy

Progression-free Survival analysis in Patients with more then one prior line of therapy

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival in Patients With More Then One Prior Line of Therapy7.63 months
Experimental Arms (Arm B&C)Progression-free Survival in Patients With More Then One Prior Line of Therapy7.43 months
Secondary

Progression-free Survival in Patients With One Prior Line of Therapy

Progression-free Survival analysis in Patients with one prior line of therapy

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival in Patients With One Prior Line of Therapy10.59 months
Experimental Arms (Arm B&C)Progression-free Survival in Patients With One Prior Line of Therapy9.70 months
Secondary

Progression-free Survival in Patients Without BRCA Mutation or With Unknown BRCA Status

Progression-free Survival analysis in Patients without BRCA mutation or with unknown BRCA status

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival in Patients Without BRCA Mutation or With Unknown BRCA Status7.83 months
Experimental Arms (Arm B&C)Progression-free Survival in Patients Without BRCA Mutation or With Unknown BRCA Status8.49 months
Secondary

Progression-free Survival in Patients Without Prior PARPi Treatment

Progression-free Survival analysis in Patients without prior PARPi treatment

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival in Patients Without Prior PARPi Treatment11.55 months
Experimental Arms (Arm B&C)Progression-free Survival in Patients Without Prior PARPi Treatment9.77 months
Secondary

Progression-free Survival in Patients With Prior PARPi Treatment

Progression-free Survival analysis in Patients with prior PARPi treatment

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Progression-free Survival in Patients With Prior PARPi Treatment7.40 months
Experimental Arms (Arm B&C)Progression-free Survival in Patients With Prior PARPi Treatment6.09 months
Secondary

Time to First Subsequent Therapy (TFST)

Time to First Subsequent Therapy (TFST) analysis

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Time to First Subsequent Therapy (TFST)9.38 months
Experimental Arms (Arm B&C)Time to First Subsequent Therapy (TFST)8.75 months
Secondary

Time to Second Subsequent Therapy (TSST)

Time to Second Subsequent Therapy (TSST) analysis

Time frame: 3 years 10 months

Population: The primary aim of this study was to determine the efficacy of the new agent regarding progression-free survival (PFS). Therefore the main analysis, as foreseen in the protocol, combined the two study arms with Ganetespib (arms B and C) and compare it against the standard arm (arm A), both for the primary outcome as for all secondary and exploratory outcomes.

ArmMeasureValue (MEDIAN)
Standard Arm (Arm A)Time to Second Subsequent Therapy (TSST)17.73 months
Experimental Arms (Arm B&C)Time to Second Subsequent Therapy (TSST)14.54 months

Source: ClinicalTrials.gov · Data processed: Feb 21, 2026