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DEMEL-1: A single-center, single-arm, phase II clinical study evaluating the efficacy and safety of Decitabine combined with low-dose Melphalan in patients with high-risk refractory myelodysplastic syndrome

DEMEL-1: A single-center, single-arm, phase II clinical study evaluating the efficacy and safety of Decitabine combined with low-dose Melphalan in patients with high-risk refractory myelodysplastic syndrome

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500115432
Enrollment
Unknown
Registered
2025-12-25
Start date
2026-01-01
Completion date
Unknown
Last updated
2026-01-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Meet the diagnostic criteria for Myelodysplastic Syndromes (MDS) according to the WHO-2022 classification of myeloid neoplasms

Interventions

Sponsors

The FIrst Affiliated Hospital, College of Medicine, Zhejiang University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1.Age >= 18 years; expected survival time >= 3 months; 2.ECOG score 0-2; 3.Women of childbearing potential must have a negative pregnancy test and be willing to use effective contraception during the study period and for >= 12 months after the last dose. Male participants must use effective contraception during the study period and for >= 3 months after the last dose. 4.Intact hepatic and renal function (creatinine <= 1.5 × ULN, BUN <= 1.5 × ULN, ALT <= 2 × ULN, AST <= 2 × ULN, total bilirubin <= 1.5 × ULN). 5.Voluntarily sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Patients with MDS that has transformed to acute leukemia; 2.Patients who have undergone hematopoietic stem cell transplantation within the past year, or those with a plan to undergo hematopoietic stem cell transplantation; 3.Patients with a history of malignancy who have received any treatment for that malignancy within the past 3 years, except for: superficial bladder cancer, basal cell or squamous cell carcinoma of the skin, cervical intraepithelial neoplasia (CIN), ductal carcinoma in situ of the breast, or prostatic intraepithelial neoplasia (PIN); or other localized malignancies treated with surgical excision or radiotherapy with a high probability of cure; 4.Presence of active viral or bacterial infection not adequately controlled by appropriate antimicrobial therapy. 5.Positive serology for HIV. 6.Presence of psychiatric disorders or other conditions that preclude compliance with the requirements of study treatment and monitoring. 7.Patients with uncontrolled cardiac disease. 8.History of or presence of dry tap on bone marrow aspiration; 9.Resence of bone marrow fibrosis of grade 2 or 3. 10.Other conditions that, in the investigator's judgment, make the subject unsuitable for participation in this clinical trial.

Design outcomes

Primary

MeasureTime frame
Complete Response (CR);

Secondary

MeasureTime frame
Myelosuppression;Overall Survival (OS);Gastrointestinal Toxicity;Progression-Free Survival (PFS);Partial Response (PR);Hematologic Improvement (HI);Duration of Response (DOR);Complete Remission with Partial Hematologic Recovery (CRh);Overall Response Rate (ORR);Cytogenetic Response;Treatment-Related Infection;Hepatic and Renal Function;Complete Remission with Limited Count Recovery;

Countries

China

Contacts

Public ContactHongyan Tong

The FIrst Affiliated Hospital, College of Medicine, Zhejiang University

hongyantong@aliyun.com+86 571 8723 6625

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026