Optimizing PTCy Dose and Timing
Public ClinicalTrials.gov record NCT03983850. 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
Phase I/II Study De-intensifying Exposure of Post-transplantation Cyclophosphamide as GVHD Prophylaxis After HLA-haploidentical Hematopoietic Cell Transplantation for Hematologic Malignancies
Study identification
- NCT ID
- NCT03983850
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 1, Phase 2
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Enrollment
- 105 participants
Conditions and interventions
Conditions
Interventions
- Busulfan Drug
- Cyclophosphamide Drug
- Fludarabine Drug
- Mycophenolate Mofetil Drug
- Sirolimus Drug
Drug
Eligibility (public fields only)
- Age range
- 12 Years to 120 Years
- Sex
- All
- 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
- Jul 8, 2019
- Primary completion
- Nov 24, 2025
- Completion
- Oct 25, 2026
- Last update posted
- Dec 25, 2025
2019 – 2026
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| National Institutes of Health Clinical Center | Bethesda | Maryland | 20892 | — |
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 NCT03983850, 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 Dec 25, 2025 · Synced Apr 29, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03983850 live on ClinicalTrials.gov.