A Vaccine (H2NVAC) Before Surgery for the Treatment of HER2-Expressing Ductal Carcinoma In Situ
Public ClinicalTrials.gov record NCT04144023. 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 IB Trial of Neoadjuvant Multi-Epitope HER2 Peptide Vaccine in Patients With HER2-Expressing DCIS
Study identification
- NCT ID
- NCT04144023
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Mayo Clinic
- Other
- Enrollment
- 43 participants
Conditions and interventions
Conditions
Interventions
- Biopsy Procedure Procedure
- Biospecimen Collection Procedure
- Echocardiography Test Procedure
- Granulocyte-Macrophage Colony-Stimulating Factor Biological
- Multi-epitope HER2 Peptide Vaccine H2NVAC Biological
- Therapeutic Conventional Surgery Procedure
Procedure · Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- Female
- 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
- Jun 26, 2019
- Primary completion
- Dec 30, 2027
- Completion
- Dec 30, 2027
- Last update posted
- Mar 4, 2026
2019 – 2027
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mayo Clinic in Florida | Jacksonville | Florida | 32224-9980 | Recruiting |
| Mayo Clinic in Rochester | Rochester | Minnesota | 55905 | 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 NCT04144023, 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 Mar 4, 2026 · Synced May 18, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04144023 live on ClinicalTrials.gov.