Study Evaluating of Recombinant Human Factor IX (BeneFIX)... | NCT00093210

Studies
Study Evaluating of Recombinant Human Factor IX (BeneFIX) and a New Formulation of BeneFIX (rFIX-R) in Moderate to Severe Hemophilia B

NCT00093210

Sponsor

Wyeth is now a wholly owned subsidiary of Pfizer

Status

Completed

Last Update Posted

Dec 5, 2007Estimated

Enrollment

Not provided

Phase

Phase 3

Conditions

Hemophilia B

Interventions

rFIX
rFIX-R

Countries

Not provided

Protocol Section

Identification Module Status Module Sponsor/Collaborators Module Oversight Module Description Module Conditions Module Design Module Arms/Interventions Module Outcomes Module Eligibility Module Contacts/Locations Module References Module IPD Sharing Statement Module

Results Section

Participant Flow Module Baseline Characteristics Module Outcome Measures Module Adverse Events Module More Info Module

Annotation Section

Annotation Module

Document Section

Large Document Module

Derived Section

Miscellaneous Info Module Condition Browse Module Intervention Browse Module

Protocol Section

Identification Module

NCT ID

Results Section

No data available

No data is available for this block.

Annotation Section

No data available

No data is available for this block.

Document Section

No data available

No data is available for this block.

Derived Section

Miscellaneous Info Module

Version Holder

Official Title

A Double-Blind, Randomized, Crossover Evaluation of the Pharmacokinetics of Recombinant Human Factor IX (BeneFIX) and a New Formulation of BeneFIX (rFIX-R); and an Open-Label Safety and Efficacy Evaluation of rFIX-R in Previously Treated Patients With Moderate to Severe (FIX:C≤2%) Hemophilia B

Status Module

Record Verification Date

Dec 2007

Overall Recruitment Status or Expanded Access Status

Completed

Last Known Status

Not provided

Delayed Posting

Not provided

Why Stopped

Not provided

Expanded Access Info

Not provided

Start Date

Not provided

Primary Completion Date

Not provided

Completion Date

Sep 2005Actual

First Submitted Date

Oct 4, 2004

First Submission Date that Met QC Criteria

Oct 6, 2004

First Posted Date

Oct 7, 2004Estimated

Results Waived

Not provided

Results First Submitted Date

Not provided

Results First Submitted that Met QC Criteria

Not provided

Results First Posted Date

Not provided

Certification/Extension (aka Delayed Results) First Submitted Date

Not provided

Certification/Extension First Submitted that Passed QC Review

Not provided

Certification/Extension First Posted Date

Not provided

Last Update Submitted Date

Dec 3, 2007

Last Update Posted Date

Dec 5, 2007Estimated

Description Module

Brief Summary

The primary objective of this clinical research study is to establish the bioequivalence of 2 treatments, rFIX and rFIX-R, when given as a 10-minute intravenous bolus infusion.

Detailed Description

Not provided

Design Module

Study Type

Interventional

Number of References to an Expanded Access Study

Not provided

Expanded Access Types

Not provided

Patient Registry

Not provided

Target Follow-Up Duration

Not provided

Phases

Phase 3

Interventional Study Design

Allocation

Biospecimen

No data available

No data is available for this block.

Enrollment

Not provided

Eligibility Module

Eligibility Criteria

Inclusion Criteria:

Moderate to severe hemophilia B (FIX: C ≤2%)
Previously treated patients (PTPs) with ≥150 documented exposure days
Age ≥ 12 years (US sites only)

Exclusion Criteria:

Detectable factor IX inhibitor defined as ≥0.6 Bethesda Units for pooled plasma reported by the local laboratory (family history of inhibitors will not exclude the patient)
Patient history of factor IX inhibitor replacement therapy
Patient unable to be off factor IX replacement therapy for at least 5 days without bleeding

Accepts Healthy Volunteers

Sex

All

Sex/Gender Based

Not provided

Sex/Gender Description

Not provided

Minimum Age

12 Years

Maximum Age

Not provided

Standard Ages

ChildAdultOlder Adult

Study Population

Not provided

Sampling Method

Not provided

Name	Affiliation	Role
Medical Monitor, MD	Wyeth is now a wholly owned subsidiary of Pfizer	Study Director

References Module

Citations

PubMed Identifier	Type	Citation	Retractions
40750723	Derived	Wojciechowski J, Gaitonde P, Hughes JH, Ravva P. Population Modeling of Factor IX Activity Following Administration of Fidanacogene Elaparvovec Gene Therapy in Participants with Hemophilia B. Clin Pharmacokinet. 2025 Oct;64(10):1531-1548. doi: 10.1007/s40262-025-01535-y. Epub 2025 Aug 1.
26196195	Derived

ID	Term
D025861	Blood Coagulation Disorders, Inherited
D001778	Blood Coagulation Disorders
D006402	Hematologic Diseases
D006425	Hemic and Lymphatic Diseases

Name	Type	Description	Arm Group Labels	Other Names
rFIX	Drug
rFIX-R	Drug