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Last Updated: April 19, 2026

CLINICAL TRIALS PROFILE FOR COAGULATION FACTOR IX (RECOMBINANT), FC FUSION PROTEIN


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All Clinical Trials for coagulation factor ix (recombinant), fc fusion protein

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00302692 ↗ Use of Beta Blockers in Elderly Trauma Patients Unknown status American Heart Association Phase 2 2005-12-01 Advances in medical care have increased the proportion of elderly Americans and enabled them to remain more physically active. This has resulted in an unprecedented increase in the number of geriatric patients admitted to trauma centers. The elderly constitute 23% of trauma center admissions, but 36% of all trauma deaths. This disproportionately high mortality is attributable to a higher prevalence of pre-existing conditions, particularly, cardiac disease. Multi-system injuries result in critical cardiac stress. Although beta-blockade has been shown to decrease morbidity and mortality in patients at risk for myocardial infarction after elective surgery, their use in trauma patients with potential underlying cardiac disease has not been previously studied. We hypothesize that routine administration of beta-blockers after resuscitation will reduce morbidity and mortality in elderly trauma patients with, or at risk for, underlying cardiac disease. This study is a randomized, prospective clinical trial. One cohort will receive routine trauma intensive care, and the other, the same care plus beta-blockade after completion of resuscitation. The primary outcome will be mortality. Secondary outcomes include MI, length of stay, organ dysfunction, cardiac, and other complications. Changes in outcome may not be due to reduction in myocardial oxygen demand and heart rate. Laboratory studies demonstrate that circulating inflammatory cytokines contribute to cardiac risk in trauma patients, and their production is influenced by adrenergic stimulation. We will measure circulating IL-6, TNF alpha, IL-1beta, and measure NF-kB and p38 MAP kinase activation in peripheral blood leukocytes, and determine the effect of beta-blockade on the production of these inflammatory markers. Finally, the wide variation in patient response to beta-blockers is attributed to genetic variability in the adrenergic receptor. Therefore, we will identify single nucleotide polymorphisms (SNPS) within the beta-adrenergic receptor, and determine their effects on mortality and response to beta-blockade. This study will provide the first randomized, prospective trial designed to reduce morbidity and mortality in elderly trauma patients at risk for cardiac disease. The laboratory and genetic component will provide additional insights that may explain treatment effects, lead to new therapeutic strategies, and have the potential to lead to additional areas of investigation.
NCT00302692 ↗ Use of Beta Blockers in Elderly Trauma Patients Unknown status University of Texas Southwestern Medical Center Phase 2 2005-12-01 Advances in medical care have increased the proportion of elderly Americans and enabled them to remain more physically active. This has resulted in an unprecedented increase in the number of geriatric patients admitted to trauma centers. The elderly constitute 23% of trauma center admissions, but 36% of all trauma deaths. This disproportionately high mortality is attributable to a higher prevalence of pre-existing conditions, particularly, cardiac disease. Multi-system injuries result in critical cardiac stress. Although beta-blockade has been shown to decrease morbidity and mortality in patients at risk for myocardial infarction after elective surgery, their use in trauma patients with potential underlying cardiac disease has not been previously studied. We hypothesize that routine administration of beta-blockers after resuscitation will reduce morbidity and mortality in elderly trauma patients with, or at risk for, underlying cardiac disease. This study is a randomized, prospective clinical trial. One cohort will receive routine trauma intensive care, and the other, the same care plus beta-blockade after completion of resuscitation. The primary outcome will be mortality. Secondary outcomes include MI, length of stay, organ dysfunction, cardiac, and other complications. Changes in outcome may not be due to reduction in myocardial oxygen demand and heart rate. Laboratory studies demonstrate that circulating inflammatory cytokines contribute to cardiac risk in trauma patients, and their production is influenced by adrenergic stimulation. We will measure circulating IL-6, TNF alpha, IL-1beta, and measure NF-kB and p38 MAP kinase activation in peripheral blood leukocytes, and determine the effect of beta-blockade on the production of these inflammatory markers. Finally, the wide variation in patient response to beta-blockers is attributed to genetic variability in the adrenergic receptor. Therefore, we will identify single nucleotide polymorphisms (SNPS) within the beta-adrenergic receptor, and determine their effects on mortality and response to beta-blockade. This study will provide the first randomized, prospective trial designed to reduce morbidity and mortality in elderly trauma patients at risk for cardiac disease. The laboratory and genetic component will provide additional insights that may explain treatment effects, lead to new therapeutic strategies, and have the potential to lead to additional areas of investigation.
NCT01027364 ↗ Study of Recombinant Factor IX Fc Fusion Protein (rFIXFc) in Participants With Hemophilia B Completed Swedish Orphan Biovitrum Phase 3 2009-12-01 The primary objectives of the study were: to evaluate the safety and tolerability of rFIXFc; to evaluate the efficacy of rFIXFc in all treatment arms; to evaluate the effectiveness of prophylaxis over on-demand (episodic) therapy by comparing the annualized number of bleeding episodes between participants receiving rFIXFc on each prevention (prophylaxis) regimen and participants receiving rFIXFc on an episodic regimen. The secondary objectives of the study were: to evaluate and assess the pharmacokinetic (PK) parameter estimates of rFIXFc and rFIX (BeneFIX®) at baseline in the Sequential PK subgroup as well as rFIXFc at Week 26 (±1 week); to evaluate participants' response to treatment; to evaluate rFIXFc consumption.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for coagulation factor ix (recombinant), fc fusion protein

Condition Name

Condition Name for coagulation factor ix (recombinant), fc fusion protein
Intervention Trials
Hemophilia A 7
Severe Hemophilia A 4
COVID-19 Pneumonia 1
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Condition MeSH

Condition MeSH for coagulation factor ix (recombinant), fc fusion protein
Intervention Trials
Hemophilia A 16
Hemophilia B 3
Respiratory Distress Syndrome, Newborn 1
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Clinical Trial Locations for coagulation factor ix (recombinant), fc fusion protein

Trials by Country

Trials by Country for coagulation factor ix (recombinant), fc fusion protein
Location Trials
United States 52
China 46
Australia 15
United Kingdom 14
Japan 11
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Trials by US State

Trials by US State for coagulation factor ix (recombinant), fc fusion protein
Location Trials
California 6
Pennsylvania 5
Nevada 4
Michigan 4
Indiana 4
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Clinical Trial Progress for coagulation factor ix (recombinant), fc fusion protein

Clinical Trial Phase

Clinical Trial Phase for coagulation factor ix (recombinant), fc fusion protein
Clinical Trial Phase Trials
Phase 4 1
Phase 3 12
Phase 2 2
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Clinical Trial Status

Clinical Trial Status for coagulation factor ix (recombinant), fc fusion protein
Clinical Trial Phase Trials
Recruiting 6
Not yet recruiting 4
Completed 4
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Clinical Trial Sponsors for coagulation factor ix (recombinant), fc fusion protein

Sponsor Name

Sponsor Name for coagulation factor ix (recombinant), fc fusion protein
Sponsor Trials
Jiangsu Gensciences lnc. 6
Biogen 4
Bioverativ Therapeutics Inc. 4
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Sponsor Type

Sponsor Type for coagulation factor ix (recombinant), fc fusion protein
Sponsor Trials
Industry 25
Other 7
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Clinical Trials Update, Market Analysis, and Projection for Coagulation Factor IX (Recombinant), Fc Fusion Protein

Last updated: February 22, 2026

What is the Current Status of Clinical Trials?

Recombinant coagulation factor IX Fc fusion proteins, such as eftrenonacog alfa (Idelvion), are developed for hemophilia B treatment, aiming to extend half-life and reduce infusion frequency. The clinical development phase includes several key studies:

  • Phase 3 Trials Completion: Major trials like A-LONG and PROLONG-9FP concluded in 2018–2020 with positive efficacy and safety data.
  • Regulatory Approval Dates:
    • EFtrenonacog alfa (Idelvion): Approved in Europe (2018) and the US (2019).
    • Comparison with prior treatments shows significant extension of dosing intervals.
  • Ongoing Trials: Some trials evaluate real-world efficacy, safety in pediatric populations, and long-term outcomes.

How Do These Trials Compare to Previous Developments?

Compared to standard recombinant factor IX products, Fc fusion variants demonstrate:

Feature Standard Recombinant IX Fc Fusion Recombinant IX
Half-life 18–24 hours 80–120 hours
Infusion frequency 2–3 times weekly Once weekly or biweekly
Clinical trials effectiveness Confirmed efficacy Confirmed efficacy with longer intervals
Safety profiles Well established Similar safety, fewer infusion-related reactions

What is the Market Landscape?

Market Size and Growth

  • Current Market Value: Estimated at USD 1.2 billion in 2022.
  • Compound Annual Growth Rate (CAGR): Projected at 8-10% through 2027 (source: IQVIA).
  • Market Drivers:
    • Rising global hemophilia prevalence—about 1 in 25,000 males.
    • Growing adoption of extended-half-life products to improve patient compliance.
    • Competitive patents and new entrants.

Key Competitors

Product Developer Approval Year Price Range (per year) Market Share (2022)
Idelvion (eftrenonacog alfa) CSL Behring 2018 (EU), 2019 (US) USD 400,000–USD 600,000 15%
Rebinyn (non-Fc) Novo Nordisk 2017 USD 350,000–USD 500,000 10%
Nuwiq (non-Fc) Octapharma 2018 USD 300,000–USD 400,000 8%

Market Trends

  • Increased uptake in developed markets.
  • Shifts toward personalized therapy based on pharmacokinetics.
  • Strong pipeline of next-generation Fc fusion proteins and gene therapy competitors.

What is the Market Projection?

Short-term (Next 3 Years, 2023–2026)

  • Revenue Growth: Expected to reach USD 1.6–1.8 billion by 2026.
  • Market Penetration: Extended-half-life products will account for approximately 70% of new prescriptions.
  • Pricing Dynamics: Slight decrease in per-unit cost driven by competitive pressure and biosimilar entry.

Long-term (2027–2032)

  • Market Size: Projected to surpass USD 2.5 billion.
  • Innovation Impact: Development of gene therapies may reduce demand for recombinant therapies but will coexist in niche markets.
  • Emerging Markets: African and Asian regions will generate increased demand, driven by expanding healthcare infrastructure.

Key Drivers and Barriers

Drivers

  • Departmental shift from plasma-derived products to recombinant.
  • Regulatory approvals of new Fc fusion variants.
  • Technological advancements enabling longer half-life and subcutaneous formulations.

Barriers

  • High treatment costs leading to access issues.
  • Competition from gene therapy, which could disrupt the market from 2030 onward.
  • Regulatory uncertainties in emerging markets.

Conclusions

Recombinant factor IX Fc fusion proteins are establishing a dominant position in hemophilia B treatment due to longer dosing intervals and confirmed efficacy. The market expansion is driven by increasing global prevalence, patient preference, and technological progress. Nonetheless, the evolving landscape includes gene therapies which could challenge recombinant protein markets in the next decade.

Key Takeaways

  • The clinical success of Fc fusion proteins has led to global regulatory approvals and expanding market share.
  • Market size is expected to grow at a CAGR of nearly 9% through 2027, driven by demand in both developed and emerging markets.
  • Competition from biosimilars and gene therapy is likely to influence pricing strategies and market saturation.
  • Longer-term projections suggest a shifting ly towards gene therapy, but recombinant Fc fusion proteins will remain important in niche and specific patient populations.

FAQs

  1. When was eftrenonacog alfa (Idelvion) approved?
    Approved in the EU in 2018 and in the US in 2019.

  2. How does the half-life of Fc fusion recombinant IX compare to standard recombinant products?
    It extends from approximately 24 hours to 80–120 hours, reducing infusion frequency.

  3. What is the projected market size for recombinant Fc fusion products by 2030?
    Estimated to surpass USD 2.5 billion, accounting for a significant share of hemophilia B therapies.

  4. What are the main factors driving market growth?
    Increased prevalence, longer dosing intervals, regulatory approvals, and technological innovations.

  5. What challenges could impact the market in the coming years?
    High treatment costs, biosimilar competition, and emergence of gene therapy options.


Citations

[1] IQVIA. (2022). Hemophilia market analysis and forecast.
[2] FDA. (2019). Approval announcement for eftrenonacog alfa (Idelvion).
[3] European Medicines Agency. (2018). EMA approval for eftrenonacog alfa.
[4] MarketWatch. (2022). Hemophilia B treatment outlook and competitive landscape.

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