Can a targeted drug make chemotherapy work again for ovarian cancer?
NCT ID NCT03287271
First seen Jul 31, 2026 · Last updated Jul 31, 2026
Summary
This trial is investigating whether adding an experimental drug called defactinib to standard chemotherapy (paclitaxel and carboplatin) can help treat ovarian cancer that has become resistant to platinum-based chemotherapy. The study includes people with recurrent ovarian, fallopian tube, or primary peritoneal cancer that progressed within six months of their last platinum treatment. The goal is to see if this combination is safe, tolerable, and effective in shrinking tumors or slowing disease progression.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- defactinib (VS-6063) combined with paclitaxel and carboplatin chemotherapy
- What this could lead to
- If successful, this could offer a new treatment option for ovarian cancer that has stopped responding to standard platinum-based chemotherapy, potentially extending the time before the disease progresses.
- What could go wrong
- This is an early-phase trial with a small number of participants, so the benefits are uncertain. The drug combination may cause significant side effects, and the results may not apply to all patients with ovarian cancer.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
-
8 people
The number who actually took part.
- Started
-
Feb 2018
- Finished
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Mar 2025
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 years and older
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Recurrent or persistent epithelial ovarian, fallopian tube or primary peritoneal carcinoma, diagnosed within 6 months of completing their most recent platinum-containing chemotherapy. * Patients with the following histologic cell types are eligible: Serous adenocarcinoma, endometrioid adenocarcinoma, mucinous adenocarcinoma, undifferentiated carcinoma, clear cell adenocarcinoma, mixed epithelial carcinoma, transitional cell carcinoma, malignant Brenner's Tumor, or adenocarcinoma not otherwise specified (N.O.S.) * Must have had one prior platinum-based chemotherapeutic regimen for management of primary disease containing carboplatin, cisplatin, or another organoplatinum compound. This initial treatment may have included intraperitoneal therapy, high-dose therapy, consolidation, noncytotoxic agents or extended therapy administered after surgical or non-surgical assessment. * Must have NOT received more than two total prior lines of cytotoxic chemotherapy for management of recurrent or persistent disease, including retreatment with initial chemotherapy regimens. * May have received one additional non-cytotoxic regimen for management of recurrent or persistent disease according to the following definition: Non-cytotoxic (biologic or cytostatic) agents include (but are not limited to) hormones, monoclonal antibodies, cytokines, and small molecule inhibitors of signal transduction. * Women of childbearing potential must have a negative serum pregnancy test prior to study entry and be practicing an effective form of contraception. Must have adequate: * Bone marrow function * Renal function * Hepatic function * Neurologic function * Recovered from effects of recent surgery, radiotherapy, or chemotherapy. All persistent clinically significant toxicities from prior chemotherapy must be less than or equal to Grade 1. * Free of active infection requiring antibiotics (with the exception of uncomplicated UTI). * Any hormonal therapy directed at the malignant tumor must be discontinued at least one week prior to registration. Exclusion Criteria: * Platinum-refractory ovarian, fallopian tube, or primary peritoneal carcinoma. * Known second primary or prior malignancy diagnosed within 5 years of study start date (other than previously treated non-melanoma skin cancer). * Current treatment with chemotherapy or radiation therapy. Any prior therapy directed at the malignant tumor, including biologic and immunologic agents, must be discontinued at least three weeks prior to registration. * History of treatment with known kinase inhibiting agents. * History of gastrointestinal fistula, hemorrhage, perforation or peptic ulcer disease. * Patients who are pregnant or breastfeeding
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
University of California San Diego
San Diego, California, 92023, United States
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