MedPath

Efficacy and Safety of FG-4592 for Treatment of Anemia in Participants With Lower Risk Myelodysplastic Syndrome (MDS)

Phase 2
Completed
Conditions
Anemia
Myelodysplastic Syndrome
Interventions
Drug: Placebo
Registration Number
NCT03303066
Lead Sponsor
FibroGen
Brief Summary

The objective of this study to evaluate the efficacy FG-4592 for the treatment of anemia in Chinese participants with lower risk MDS.

Detailed Description

This is a Phase 2/3 trial with sequential Phase 2 and Phase 3 components. In each part, there is an up to 4 weeks screening period followed by a treatment period of 26 weeks and a 4 week follow-up period.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
43
Inclusion Criteria
  • Diagnosis of primary MDS classified as very low, low or intermediate risk with <5% blasts (documented within 12 weeks prior to Day 1)
  • Screening Hb <10 g/dL and ≥6g/dL
  • Transfusion independent defined as no red blood cell transfusions within 12 weeks of Day 1
  • Erythropoiesis-stimulating agent (ESA)-naïve (not within 30 days of Day 1)
  • Eastern Cooperative Oncology Group (ECOG) performance status 0, 1, or 2

Key

Exclusion Criteria
  • Diagnosis of secondary MDS
  • Significant myelofibrosis (>2+fibrosis)
  • Prior therapy with azacitidine, decitabine, antithymocyte globulin, cyclosporine, thalidomide, or lenalidomide within 12 weeks prior to Day 1
  • Baseline erythropoietin level of >400 units (U)/liter (L)
  • Clinically significant anemia due to non-MDS etiologies

Note: Other inclusion and exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Phase 3 Part: FG-4592FG-4592Fixed starting doses (different doses for lower body weight \& higher body weight) of FG-4592 administered orally TIW for up to 26 weeks; dose adjustments to Hb levels are allowed during the study.
Phase 3 Part: PlaceboPlaceboPlacebo (matching to FG-4592) administered orally TIW for up to 26 weeks.
Phase 2 Part: FG-4592FG-4592Fixed starting doses (different doses for lower body weight \& higher body weight) of FG-4592 administered orally 3 times a week (TIW) for up to 26 weeks; dose adjustments to Hb levels are allowed during the study.
Primary Outcome Measures
NameTimeMethod
Percentage of Participants With a Hemoglobin (Hb) Response to FG-4592 Without Transfusion26 weeks

Hemoglobin response to FG-4592 is defined as an increase in mean Hb of ≥1.0 grams (g)/deciliter (dL) from baseline within any 8-week period during the study without transfusion.

Secondary Outcome Measures
NameTimeMethod
Number of Participants With Hb Increase ≥1.0 g/dL From Baseline26 weeks

Hb response to FG-4592 is defined as an increase in mean Hb of ≥1.0 g/dL from baseline within any 8-week period during the study without transfusion.

Time to First Hb Response26 weeks

Hb response to FG-4592 is defined as an increase in mean Hb of ≥1.0 g/dL from baseline within any 8-week period during the study without transfusion.

Change From Baseline in Mean Hb in Weeks 25 to 27Baseline, Weeks 25 to 27
Percentage of Participants With Mean Hb ≥10.0 g/dL Within Any 8-week Period During the Study Without Transfusion26 weeks
Number of Participants that Require Transfusions or Hb <6 g/dL up to Week 27Up to Week 27
Mean Change From Baseline in Functional Assessment of Cancer Therapy - Anemia (FACT-An) and Functional Assessment of Chronic Illness Therapy Fatigue (FACIT-F) Scores at Week 2730 weeks

Frame: Baseline, Week 27

Trial Locations

Locations (38)

Lanzhou University Second Hospital

🇨🇳

Lanzhou, Gansu, China

Zhuzhou Central Hospital

🇨🇳

Zhuzhou, Guangdong, China

Second hospital of Hebei Medical University

🇨🇳

Shijiazhuang, Hebei, China

Xiyuan Hospital, CACMS

🇨🇳

Beijing, Beijing, China

Tongji Hospital, Tongji Medical College of HUST

🇨🇳

Wuhan, Hubei, China

Hainan Central Hospital

🇨🇳

Haikou, Hainan, China

Shanghai Tongji Hospital

🇨🇳

Shanghai, Shanghai, China

Qilu Hospital of Shandong University

🇨🇳

Jinan, Shandong, China

West China Hospital, Sichuan University

🇨🇳

Chengdu, Sichuan, China

The First Affiliated Hospital of Xi'an Jiao Tong University Medical College

🇨🇳

Xian, Shanxi, China

The First Affiliated Hospital of Bengbu Medical College

🇨🇳

Bengbu, Anhui, China

The First Affiliated Hospital of Anhui Medical University

🇨🇳

Hefei, Anhui, China

China-Japan Friendship Hospital

🇨🇳

Beijing, Beijing, China

Peking Union Medical College Hospital

🇨🇳

Beijing, Beijing, China

Peking University Third Hospital

🇨🇳

Beijing, Beijing, China

Guangdong General Hospital

🇨🇳

Guangzhou, Guangdong, China

Fujian Medical University Union Hospital

🇨🇳

Fuzhou, Fujian, China

Tumor Hospital of Henan province

🇨🇳

Zhengzhou, Henan, China

The Third Xiangya Hospital of Central South University

🇨🇳

Changsha, Hunan, China

Union Hospital Affiliated Tongji Medical College Huazhong University of Science and Technolog

🇨🇳

Wuhan, Hubei, China

The First Affiliated Hospital Of Soochow University

🇨🇳

Suzhou, Jiangsu, China

Jiangsu Province Hospital

🇨🇳

Nanjing, Jiangsu, China

Affiliated Hospital of Shandong University of Traditional Chinese Medicine

🇨🇳

Jinan, Shandong, China

The Affiliated Hospital of Xuzhou Medical University

🇨🇳

Jinan, Shandong, China

Huashan Hospital Affiliated to Fudan University

🇨🇳

Shanghai, Shanghai, China

Shanghai Sixth People's Hospital

🇨🇳

Shanghai, Shanghai, China

Shaanxi Provincial People's Hospital

🇨🇳

Xian, Shanxi, China

Sichuan Provincial People's Hospital

🇨🇳

Chengdu, Sichuan, China

Blood disease hospital of Chinese Academy of Medical Sciences

🇨🇳

Tianjin, Tianjin, China

Tianjin Medical University General Hospital

🇨🇳

Tianjin, Tianjin, China

The First Affiliated Hospital, Zhejiang University Medical College

🇨🇳

Hangzhou, Zhejiang, China

Anhui Provincial Hospital

🇨🇳

Hefei, Anhui, China

Nan Fang Hospital

🇨🇳

Guangzhou, Guangdong, China

Zhongda Hospital Southeast University

🇨🇳

Nanjing, Jiangsu, China

Northern Jiangsu People's Hospital

🇨🇳

Yangzhou, Jiangsu, China

The Second Hospital of Tianjin Medical University

🇨🇳

Tianjin, Tianjin, China

First Affiliated Hospital of Kunming Medical University

🇨🇳

Kunming, Yunnan, China

Peking University First Hospital

🇨🇳

Beijing, Beijing, China

© Copyright 2025. All Rights Reserved by MedPath