Testing the Combination of DS-8201a and Olaparib in HER2-Expressing Cancers With Expansion in Patients With Platinum Resistant Ovarian Cancer
Public ClinicalTrials.gov record NCT04585958. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase I Study of DS-8201a in Combination With Olaparib in HER2-Expressing Malignancies
Study identification
- NCT ID
- NCT04585958
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Enrollment
- 55 participants
Conditions and interventions
Conditions
Interventions
- Biopsy Procedure Procedure
- Biospecimen Collection Procedure
- Computed Tomography Procedure
- Echocardiography Test Procedure
- Multigated Acquisition Scan Procedure
- Olaparib Drug
- Trastuzumab Deruxtecan Biological
Procedure · Drug · Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 20, 2021
- Primary completion
- Dec 30, 2026
- Completion
- Dec 30, 2026
- Last update posted
- Apr 12, 2026
2021 – 2026
United States locations
- U.S. sites
- 5
- U.S. states
- 5
- U.S. cities
- 5
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mayo Clinic Hospital in Arizona | Phoenix | Arizona | 85054 | Active, not recruiting |
| Mayo Clinic in Florida | Jacksonville | Florida | 32224-9980 | Recruiting |
| Dana-Farber Cancer Institute | Boston | Massachusetts | 02215 | Recruiting |
| Mayo Clinic in Rochester | Rochester | Minnesota | 55905 | Recruiting |
| University of Pittsburgh Cancer Institute (UPCI) | Pittsburgh | Pennsylvania | 15232 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04585958, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 12, 2026 · Synced May 6, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04585958 live on ClinicalTrials.gov.