Exploring treatments for severe aplastic anemia using PEG-rhG-CSF and rhG-CSF

A Randomized,Open-label Dose-discovery Study of PEG-rhG-CSF and rhG-CSF in the Adjuvant Therapy of Aplastic Anemia Granulocyte Deficiency

Not applicable Interventional Institute of Hematology & Blood Diseases Hospital, China · NCT05531279

This study is testing whether a long-acting or short-acting treatment can help people with severe aplastic anemia improve their low white blood cell counts.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment45 (estimated)
Ages18 Years to 70 Years
SexAll
SponsorInstitute of Hematology & Blood Diseases Hospital, China Academic / other
Locations1 site (Tianjin, Tianjin)
Trial IDNCT05531279 on ClinicalTrials.gov

What this trial studies

This study investigates the safety and dosing of PEG-rhG-CSF and rhG-CSF in patients with severe aplastic anemia characterized by low neutrophil counts. It is a single-center, open-label, randomized, dose-exploring prospective study that enrolls patients to receive either long-acting PEG-rhG-CSF or short-acting rhG-CSF. Clinical data, including demographics, disease characteristics, and adverse events, are collected to evaluate the effectiveness of these treatments. The goal is to determine the optimal injection frequency for PEG-rhG-CSF in treating granulocytotic aplastic anemia.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18-70 with severe or very severe aplastic anemia and low absolute neutrophil counts.

Not a fit: Patients with clonal chromosomal abnormalities, previous malignancies, or severe organ dysfunction may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a more effective treatment option for patients suffering from severe aplastic anemia.

How similar studies have performed: While this approach is being explored, similar studies have shown promise in using G-CSF for treating neutropenia, indicating potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age 18-70 years old, male or female, or weight≥50kg.
2. Patients with severe or very severe aplastic anemia of absolute neutrophil value\< 0.5×109/L
3. ECOG score ≤ 2 points.
4. Normal renal function.

Exclusion Criteria:

1. Patients with clonal chromosomal abnormalities.
2. Patients with previous malignant tumors.
3. Patients with severe or uncontrolled infectious diseases and /or bleeding.
4. Patients with AIDS or syphilis positive.
5. Severe organ dysfunction.
6. Patients used GM/G-CSF,PEG-rhG-CSF,interleukin-11 within 2 weeks before admission.
7. Allergic to G-CSF or PEG-rhG-CSF related components.
8. Participated in other clinical trials within 6 months.

Where this trial is running

Tianjin, Tianjin

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Severe Aplastic AnemiaG-CSF
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.