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Not yet recruitingNCT07796620Updated Sep 9, 2026

Sirolimus+Ruxolitinib+Mycophenolate Mofetil for Prophylaxis of aGVHD in Patients Receiving Haplo-HSCT Who Are Intolerant to CNI

A Phase 1/2 interventional study of Sirolimus and Ruxolitinib in Acute Leukemia, Myelodysplastic Syndromes and Severe Aplastic Anemia (SAA), sponsored by Peking University People's Hospital. Not yet recruiting. Open to participants aged 14 Years and older. Per ClinicalTrials.gov, last updated 2026-09-09.

Sponsored by Peking University People's Hospital · Phase 1/2, Interventional, and Prevention

Phase
Phase 1/2
Study type
Interventional
Enrollment
40
Allocation
Not applicable
Ages
14 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 16 studies testing sirolimus in Myelodysplastic Syndromes — 3 open to participants now, 4 under way, none of them phase 3. Sirolimus · Myelodysplastic Syndromes.

Planned enrollment
6th of 15
40 · median 30
Started
2026
the only one that year
Phase 1/2
4 of 16
2 open now
Registered
16th of 16
by date
Lead sponsor
2 of 16
Peking University People's Hospital

Among the 16 studies testing sirolimus in Myelodysplastic Syndromes, this one is the 6th largest by planned enrollment of the 15 interventional ones, is the only one that started in 2026, is one of 4 in phase 1/2, and was the 16th registered.

By phase

16 studies; the count open now beside each. This study's row is marked.

Phase 27 · 1 open
Phase 1/2this study4 · 2 open
Phase 13 · 0 open
Phase 32 · 0 open

By the year they started

First in 1996; this study’s year is marked. 1 started in 2026.

Size and results

Median enrollment 30 across the 15 interventional studies. Of the 11 that completed or were terminated, 6 (55%) have results posted.

Watch this landscapeDownload CSVWith an account: a weekly mail of what changed among 16 studies testing sirolimus in Myelodysplastic Syndromes, or all of them as a file.
02

Study summary

Graft-versus-host disease (GVHD) is an important complication after transplantation, with an incidence of 40-60%, which can increase non-relapse mortality if poorly controlled. At present, the standard prophylaxis for GVHD is cyclosporine combined with methotrexate. However, calcineurin inhibitors (CNI) can cause some vital side effects, which are not tolerated by some patients. Therefore, this study aims to explore the safety and efficacy of Sirolimus in combination with Ruxolitinib and Mycophenolate Mofetil for the prophylaxis of GVHD in patients with haplo-HSCT who are intolerant to calcineurin inhibitors.

03

Conditions studied

  • Acute Leukemia
  • Myelodysplastic Syndromes
  • Severe Aplastic Anemia (SAA)

Keywords

  • Ruxolitinib
  • Sirolimus
  • Mycophenolate Mofetil
  • Graft-versus-host-disease
  • Haploidentical
  • Calcineurin Inhibitor
04

Who can participate

Ages eligible
14 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Primary disease: hematological (including acute leukemia, myelodysplastic syndromes), nonmalignant disorders (including severe aplastic anaemia)
  • Renal injury or inability to tolerate the side effects of CNI: such as CNI renal toxicity (creatinine levels above the ), uncontrolled hypertension, and neurotoxicity rrom the time of hematopoietic stem cell infusion until +90 days after transplantation
  • Receiving haplo- for the first time

Exclusion criteria

Exclusion Criteria:

  • Allergy or intolerance to study drugs
  • Active infection
  • Active
  • Transplantation-associated thrombotic microangiopathy
  • Key organ dysfunction: liver injury (total more than 2 ) or heart injury (symptomatic heart failure or \<50%)
  • (ECOG) score >2
  • Expected survival time \<30 days
  • Patients could not cooperate
Terms in these criteria, in plain language(7)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Cancer (malignancy)

Malignancy means cancer. Criteria about another or earlier malignancy ask whether you have had a different cancer, usually within a set number of years.

Some are commonly allowed, such as treated skin cancers other than melanoma and early cancers removed completely — check the exceptions this study lists.

ULN (upper limit of normal)

The top of the normal range for a blood test, as set by the laboratory that runs it. Each lab prints its own range next to your result.

“≤ 2.5 × ULN” means the result can be up to two and a half times that top value.

Allogeneic and autologous transplant

Stem cell (bone marrow) transplants. Allogeneic uses cells from a donor; autologous uses your own cells, collected earlier and given back.

GVHD (graft-versus-host disease)

After a transplant from a donor, the donor’s immune cells attack the recipient’s body, often the skin, gut or liver.

Bilirubin

A yellow substance made when red blood cells are broken down, which the liver clears. A high level can mean a problem with the liver or the bile ducts.

Criteria often allow more for people with Gilbert’s syndrome, a harmless inherited condition that raises bilirubin.

LVEF (left ventricular ejection fraction)

The share of blood the heart’s main pumping chamber (the left ventricle) pushes out with each beat, measured by an echocardiogram (heart ultrasound) or a MUGA scan. About 50–70% is normal.

ECOG performance status

A scale of how much an illness limits everyday activity. For people being assessed to join a study, scores run from 0 (fully active) to 4; lower is more active.

0
Fully active, no restrictions.
1
Limited in strenuous activity, but walking and able to do light work, such as housework or office work.
2
Walking and able to look after yourself, but unable to work; up and about more than half of waking hours.
3
Able to look after yourself only in part; in bed or a chair more than half of waking hours.
4
Unable to look after yourself at all; in bed or a chair all day.

Studies most often ask for 0–1 or 0–2. Your doctor gives the score; the WHO scale uses the same steps. The full scale also has 5, which records death.

05

Study design

Phase
Phase 1 / Phase 2
Primary purpose
Prevention
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
40 participants (estimated)

Study arms

  • Experimental
    Sirolimus+Ruxolitinib+Mycophenolate mofetil (MMF)+anti-thymocyte globulin (ATG)

    Patients receiving haplo-HSCT who are intolerant to calcineurin inhibitors would receive Sirolimus+Ruxolitinib+MMF+ATG (SRMA) for prophylaxis of aGVHD

    Drug: Sirolimus · Drug: Ruxolitinib · Drug: MMF · Drug: ATG

Interventions

  • Sirolimus 2mg once daily, maintaining the concentration at 5-10 ng/ml. Gradually reduce the dosage after +100 days. If the patient has stable engraftment and no GVHD, discontinue on +180 days.

  • Ruxolitinib is administered at a dose of 5mg twice daily from the start of the study until +90 days. The dose is reduced to 5mg once daily on +90 days, and discontinued on +120 days.

  • DrugMMF

    MMF 0.5g, taken twice daily, is discontinued after 60 days. If it is resumed after 60 days, it should be taken for 2 weeks.

  • DrugATG

    2.5 mg/kg, from -5d to -2d

06

What researchers measure

Primary outcomes

  1. Incidence of Grade 2-4 aGVHD within 100 days post transplantation

    Time frame: Participants will be followed for an expected average of 100 days post transplantation

Secondary outcomes

  1. Incidence of chronic GVHD (cGVHD) within 1 year post transplantation

    Time frame: Participants will be followed for an expected average of 1 year

  2. Incidence of thrombotic microangiopathy within 1 year post transplantation

    Time frame: Participants will be followed for an expected average of 1 year

  3. Cumulative incidence of relapse

    Time frame: Participants will be followed for an expected average of 1 year

  4. Transplant-related mortality

    Time frame: Participants will be followed for an expected average of 1 year

  5. Overall survival

    Time frame: Participants will be followed for an expected average of 1 year

  6. Incidence of cytomegalovirus (CMV) and Epstein-Barr virus (EBV)

    Time frame: Participants will be followed for an expected average of 1 year

07

Study locations

No study locations are listed for this record.

08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 9, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT07796620
Responsible party
Xiao-Jun Huang (Chief of the Department of Hematology, Peking University People's Hospital) — Principal investigator
First posted
Sep 1, 2026
Start date
Oct 1, 2026 (estimated)
Primary completion
Sep 30, 2027 (estimated)
Completion
Sep 30, 2028 (estimated)
Last update
Sep 9, 2026

Study contacts

Yuqian Sun
Contact
sunyuqian83@hotmail.com
+86-10-88324577

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Sep 2026. You cannot join it, but the record below documents what was studied.

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Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

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Studies of the drugs tested here: Sirolimus · Ruxolitinib

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