About this trial
The purpose of this study is to test whether isoquercetin can reduce markers in the blood that may indicate the risk of blood clots in people with ovarian cancer. The effects of isoquercetin will be compared with those of a placebo.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Participants must have histological- or cytological-confirmed ovarian cancer (epithelial, serous, or clear cell) and be receiving first-line chemotherapy (day 1 of isoquercetin should align with day 1 of cycle 1 or 2 of chemotherapy) for neoadjuvant, adjuvant, or advanced settings.
Minimum age 18 years
Life expectancy of greater than 6 months.
ECOG performance status <2
Disqualifiers
Prior history of documented venous thromboembolic event within the last 2 years (excluding central line associated events whereby patients completed anticoagulation)
Active bleeding or high risk for bleeding (e.g., known acute gastrointestinal ulcer)
History of significant hemorrhage (requiring hospitalization or transfusion) outside of a surgical setting within the last 24 months
Familial bleeding diathesis
Trial design
Parallel
Treatments tested in this trial
Isoquercetin
DrugCohort B and Cohort C will take isoquercetin
Placebo
Other interventionPlacebo
Treatment groups
Trial outcomes
Primary outcomes
Level of PDI-sensitive, platelet-dependent thrombin generation measured as compared to baseline
The primary endpoint is the maximal inhibition of PDI-sensitive, platelet-dependent thrombin generation measured at either 3 or 6 weeks (relative to baseline).
Sponsors and contacts
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Memorial Sloan Kettering Cancer Center
Lead sponsor
National Institutes of Health (NIH)
Collaborator