Study of HPN424 in Patients With Advanced Prostate Cancer
Public ClinicalTrials.gov record NCT03577028. 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 1/2a Open-label, Multicenter, Dose Escalation and Dose Expansion Study of the Safety, Tolerability, and Pharmacokinetics of HPN424 in Patients With Advanced Prostate Cancer Refractory to Androgen Therapy
Study identification
- NCT ID
- NCT03577028
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 1, Phase 2
- Lead sponsor
- Harpoon Therapeutics, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
- Industry
- Enrollment
- 104 participants
Conditions and interventions
Conditions
Interventions
- HPN424 1 Prime Step IV 225-300 ng/kg Target Biological
- HPN424 2 Prime Step IV 300 ng/kg Target Biological
- HPN424 2 Prime Step IV 450 ng/kg Target Biological
- HPN424 Fixed IV 1.3 to 150 ng/kg Biological
- HPN424 Fixed SC Biological
- HPN424 Prime Step IV 36 ng/kg Target Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- Male
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 23, 2018
- Primary completion
- Feb 26, 2023
- Completion
- Feb 26, 2023
- Last update posted
- Feb 13, 2024
2018 – 2023
United States locations
- U.S. sites
- 14
- U.S. states
- 11
- U.S. cities
- 12
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| USC Norris Comprehensive Cancer Center | Los Angeles | California | 90033 | — |
| University of California San Francisco | San Francisco | California | 94143 | — |
| University of Colorado Hospital | Aurora | Colorado | 80045 | — |
| Northwestern University | Chicago | Illinois | 60611 | — |
| University of Chicago | Chicago | Illinois | 60637 | — |
| Massachusetts General Hospital | Boston | Massachusetts | 02114 | — |
| Karmanos Cancer Institute | Detroit | Michigan | 48201 | — |
| New York Presbyterian Hospital-Columbia University Medical Center. | New York | New York | 10032 | — |
| Oregon Health & Science University Knight Cancer Institute | Portland | Oregon | 97239 | — |
| Fox Chase Cancer Center | Philadelphia | Pennsylvania | 19111-2497 | — |
| Sarah Cannon Research Institute | Nashville | Tennessee | 37203 | — |
| Mary Crowley Cancer Research | Dallas | Texas | 75230 | — |
| UT Southwestern Medical Center | Dallas | Texas | 75390 | — |
| University of Wisconsin Carbone Cancer Center | Madison | Wisconsin | 53972 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03577028, 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 Feb 13, 2024 · Synced Apr 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03577028 live on ClinicalTrials.gov.