Evaluating Sovilnesib for Ovarian Cancer Treatment
Official title: A Phase 1b Dose Optimization Study of Sovilnesib (an Oral KIF18A Inhibitor) in Subjects With Selected Advanced Solid Tumors
Run by Volastra Therapeutics, Inc. · NCT06084416 · Data updated 2026-11-12
This study is testing a new drug called sovilnesib to see if it can safely help people with a tough type of ovarian cancer that doesn't respond to standard treatments.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 150 (estimated) |
| Sponsor | Volastra Therapeutics, Inc. Industry-sponsored |
| Drugs / interventions | bevacizumab |
| Locations | 11 sites (Birmingham, Alabama and 10 other locations) |
| Status | Recruiting |
| Started | April 4, 2024 |
| Main results expected | November 2027 |
| Study ends | December 2027 |
| Registry record updated | October 13, 2026 |
| Trial ID | NCT06084416 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include adults aged 18 and older with confirmed high grade serous ovarian cancer who are platinum-resistant.
✕Probably not a fit
Patients with certain genetic mutations or those who have previously received KIF18A treatment may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This phase 1b clinical trial investigates the safety, tolerability, pharmacokinetics, and efficacy of sovilnesib in patients with platinum-resistant high grade serous ovarian cancer. The study employs an adaptive multi-cohort design, where participants are randomized to receive different dose levels of the drug. The trial consists of two parts: the first part involves a small group of subjects to gather preliminary data, while the second part expands the participant pool to refine the recommended dose for future studies. The goal is to establish the optimal dose of sovilnesib for treating this challenging cancer type.
Why it matters
Potential benefit: If successful, this treatment could provide a new therapeutic option for patients with resistant forms of ovarian cancer.
How similar studies have gone: While this approach is novel in the context of KIF18A inhibition for ovarian cancer, similar studies targeting other pathways have shown promise.
Who can join: the full rules
Show full inclusion / exclusion criteria
Key Inclusion Criteria: * All Parts: Age ≥ 18 years, ECOG Performance Status ≤ 1, at least 1 site of measurable disease evaluable by CT scan or MRI per RECIST 1.1, able to take oral medication without alteration * Histologically confirmed locally advanced, inoperable, or metastatic tumor. * High Grade Serous Ovarian Cancer, Fallopian Tube or Primary Peritoneal Cancer - histologically confirmed; locally advanced, inoperable or metastatic; p16 positive (Part 2 only); platinum resistant (defined as radiographic progression/recurrence \<180 days after last dose of ≥ 4 cycles of platinum containing therapy) or refractory; prior bevacizumab treatment, unless ineligible or intolerant; if germline and/or somatic BRCA1/2 mutation, previously treated with PARP-inhibitor (unless ineligible or intolerant). Key Exclusion Criteria: * Part 1 only: MSI-H, dMMR, POLE gene hotspot mutated, or known hypermutator phenotype * Endometrioid, clear cell, mucinous, sarcomatoid, low-grade/borderline ovarian tumor or mixed tumors containing any of the above histologies * Previously received KIF18A inhibitor * Leptomeningeal disease, or new or progressive CNS metastases or spinal cord compression * Cardiac parameters: MI, PE, CABG, severe/unstable angina or stroke ≤ 6 months, NYHA Class ≥ II, LVEF \< 50% * Any gastrointestinal condition (e.g. malabsorption syndrome, surgical anastomosis, short bowel syndrome) that might affect the absorption of oral medications including the study drug
Where it's running
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The University of Alabama at Birmingham
Birmingham, Alabama, United States Recruiting -
Georgia Cancer Center Augusta University
Atlanta, Georgia, United States Recruiting -
Roswell Park Comprehensive Cancer Center
Buffalo, New York, United States Recruiting -
OU Health Stephenson Cancer Center
Oklahoma City, Oklahoma, United States Recruiting -
University of Arkansas for Medical Sciences
Little Rock, Arkansas, United States Active not recruiting -
Hoag Memorial Hospital
Newport Beach, California, United States Active not recruiting
Show 5 more locations
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Johns Hopkins Hospital
Baltimore, Maryland, United States Active not recruiting -
Dana Farber Cancer Institute
Boston, Massachusetts, United States Active not recruiting -
Icahn School of Medicine at Mount Sinai
New York, New York, United States Active not recruiting -
MUSC Hollings Cancer Center
Charleston, South Carolina, United States Active not recruiting -
Fred Hutchinson Cancer Center
Seattle, Washington, United States Active not recruiting
Study contacts
- Study coordinator: Volastra Therapeutics, Inc.
- Email: clinicaltrials@volastratx.com
- Phone: (646) 344-1248
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.