Study to Assess the Occurrence of HPA-1a Alloimmunization in Women With Higher Risk for Fetal and Neonatal Alloimmune Thrombocytopenia
Public ClinicalTrials.gov record NCT05345561. 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 Prospective, Natural History Study to Assess the Occurrence of HPA-1a Alloimmunization in Women Identified at Higher Risk for Fetal and Neonatal Alloimmune Thrombocytopenia (FNAIT)
Study identification
- NCT ID
- NCT05345561
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- Rallybio
- Industry
- Enrollment
- 14,390 participants
Conditions and interventions
Interventions
- Clinical data collection Other
Other
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- Female
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 13, 2022
- Primary completion
- Jan 30, 2025
- Completion
- Oct 9, 2025
- Last update posted
- Mar 5, 2026
2022 – 2025
United States locations
- U.S. sites
- 19
- U.S. states
- 10
- U.S. cities
- 14
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| New Horizons Clinical Trials, LLC | Chandler | Arizona | 85224 | — |
| Zillan Clinical Research - Gardena | Gardena | California | 90247 | — |
| Yale University School of Medicine | New Haven | Connecticut | 06511 | — |
| University of Miami Miller School of Medicine | Miami | Florida | 33136 | — |
| Cooper University Hospital | Camden | New Jersey | 08103 | — |
| Robert Wood Johnson Medical School | New Brunswick | New Jersey | 08901 | — |
| St. Peter's University Hospital | New Brunswick | New Jersey | 08901 | — |
| Rutgers New Jersey Medical School | Newark | New Jersey | 07103 | — |
| Icahn School of Medicine at Mount Sinai | New York | New York | 10029 | — |
| Columbia University Irving Medical Center | New York | New York | 10032 | — |
| New York-Presbyterian-Queens | New York | New York | 10065 | — |
| Weill Cornell Medicine-New York Presbyterian Hospital | New York | New York | 10065 | — |
| University of North Carolina at Chapel Hill | Chapel Hill | North Carolina | 27599 | — |
| Ohio State University Wexner Medical Center | Columbus | Ohio | 43210 | — |
| Wright State Physicians Obstetrics & Gynecology | Dayton | Ohio | 45409 | — |
| Temple Perinatal Diagnosis Center | Philadelphia | Pennsylvania | 19140 | — |
| Javara Inc. - Forest | Dallas | Texas | 75230 | — |
| The University of Texas Health Science Center at Houston | Houston | Texas | 77030 | — |
| Javara Research Inc. - Dallas - PPDS | Houston | Texas | 77054 | — |
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 9 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05345561, 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 5, 2026 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05345561 live on ClinicalTrials.gov.