Clinical trial registry record

The Lowest Effective Dose of Post-Transplantation Cyclophosphamide in Combination With Sirolimus and Mycophenolate Mofetil as Graft-Versus-Host Disease Prophylaxis After Reduced Intensity Conditioning and Peripheral Blood Stem Cell Transplantation

A registered PHASE1, PHASE2 study indexed because it matched monitored longevity research terms. Registry status: Recruiting. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Recruiting.
Evidence
Registered phase 1, phase 2 study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated September 11, 2026.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT05436418
Last registry update
September 11, 2026
Status
Recruiting
Phase
Phase 1, Phase 2
Sponsor
National Cancer Institute (NCI)
Enrollment
260
Countries
United States
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered PHASE1, PHASE2 study indexed because it matched monitored longevity research terms. Registry status: Recruiting. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase 1, Phase 2
Study design
NA · SEQUENTIAL · TREATMENT · NONE
Evidence population
Human clinical study registration
Participants
260
Population
ALL · 12 Years to 120 Years
Duration
2022-11-18 to 2028-06-25
Intervention
Melphalan; Sirolimus; Total Body Irradiation (TBI); Cyclophosphamide; Mycophenolate Mofeti; Fludarabine; Allogeneic HSCT; Mesna; Filgrastim
Comparator
Donors (Haplo HCT); Donors (Matched HCT)
Outcomes measured
Phase II: Evaluate the efficacy of PTCy, at the lowest dose determined for each HLA-matching arm from phase I, as asses…; Phase I: Determine the lowest effective dose of PTCy in combination with sirolimus and mycophenolate mofetil as GVHD pr…; Estimate rates of symptomatic BK virus cystitis. (Phase I and II) — 100 days; Estimate rates of hematopoietic recovery/engraftment. (Phase I and II) — day 28, 42, and 100; Estimate rates of Grade II-IV and III-IV acute GVHD at 100 days (Phase I and II) — 100 days; Estimate non-relapse mortality at one year (Phase II only) — 1 year; Estimate overall survival and progression-free survival at one year (Phase II only) — 1 year; Estimate incidence progression/relapse at one year (Phase II only) — 1 year; Describe and characterize cytokine release syndrome (CRS) (Phase I and II) — 1 year; Estimate rates of CMV reactivation requiring preemptive therapy. (Phase I and II) — 100 days; Estimate rates of any chronic GVHD and moderate/severe chronic GVHD at one year (Phase I and II) — 1 year
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase 1, Phase 2A trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Rapamycin · 100%Title contains controlled topic terminology. Source terminology contains a controlled topic term. Summary supplies ageing or longevity context.

Automated source check 100% · update recency 100%. These figures help sort records; they are not medical ratings.