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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT06276556
Registration number
NCT06276556
Ethics application status
Date submitted
12/02/2024
Date registered
26/02/2024
Titles & IDs
Public title
Extension Study of ABP-671 in Participants With Gout
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Scientific title
A Multicenter, Double-blind, Phase 2b/3 Extension Study to Assess the Safety and Efficacy of ABP-671 in Participants With Gout Who Completed the Double-blind Treatment Period in Study ABP-671-301
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Secondary ID [1]
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ABP-671-302
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Gout
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Condition category
Condition code
Musculoskeletal
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Other muscular and skeletal disorders
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Inflammatory and Immune System
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Other inflammatory or immune system disorders
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - ABP-671
Treatment: Drugs - Allopurinol
Experimental: ABP-671 -
Active comparator: Allopurinol -
Treatment: Drugs: ABP-671
Participants who were randomized to any of the ABP-671 treatment groups in Part 1 or Part 2 of Study ABP-671-301 will continue to receive the same dose level and dosing regimen during the Treatment Period of this Extension Study.
Participants who were randomized to receive placebo in Part 1 or Part 2 of Study ABP-671-301 will receive ABP-671 during the Treatment Period of the Extension Study.
Treatment: Drugs: Allopurinol
Participants who were randomized to receive allopurinol in Part 1 of Study ABP-671-301 will continue to receive allopurinol during the Treatment Period of the Extension Study.
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Proportion of participants who achieve serum uric acid (sUA) levels <6.0 mg/dL (<0.360 mmol/L)
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Assessment method [1]
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Timepoint [1]
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Week 26
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Primary outcome [2]
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Incidence of treatment-emergent adverse events (Safety and Tolerability)
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Assessment method [2]
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Incidence of treatment-emergent adverse events (TEAEs), including AEs of special interest (AESIs), serious AEs (SAEs), and AEs leading to study treatment discontinuation
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Timepoint [2]
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Week 26
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Secondary outcome [1]
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Proportion of participants who achieve sUA levels <5.0 mg/dL (<0.300 mmol/L)
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Assessment method [1]
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Timepoint [1]
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Week 26
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Eligibility
Key inclusion criteria
* Must have completed the double-blind Treatment Period in Study ABP-671-301 (Part 1 or Part 2) and are actively receiving and tolerating the study drug up to the Week 28 visit in Study ABP-671-301
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Minimum age
19
Years
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Maximum age
75
Years
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Has a new medical or psychological condition that, in the opinion of the Investigator and/or Medical Monitor, might create undue risk to the participant, interfere with the participant's ability to comply with the protocol requirements to complete the Extension Study, or potentially compromise the results or interpretation of the Extension Study.
* Is planning to become pregnant or breastfeed during the study or within =30 days after the last dose of the study drug.
* Is intolerant or unwilling to take colchicine or naproxen.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 2
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
22/04/2024
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
2/07/2025
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Actual
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Sample size
Target
580
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
NSW,QLD,VIC
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Recruitment hospital [1]
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Paratus Clinical Research Western Sydney - Blacktown
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Recruitment hospital [2]
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Emeritus Research Sydney - Botany
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Recruitment hospital [3]
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Paratus Clinical Research Central Coast - Kanwal
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Recruitment hospital [4]
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A R Houston Medical Pty Ltd - Kippa-Ring
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Recruitment hospital [5]
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Emeritus Research Melbourne - Camberwell
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Recruitment hospital [6]
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Austin Health - Repatriation Hospital - Heidelberg
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Recruitment postcode(s) [1]
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2148 - Blacktown
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Recruitment postcode(s) [2]
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2019 - Botany
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Recruitment postcode(s) [3]
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2259 - Kanwal
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Recruitment postcode(s) [4]
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4021 - Kippa-Ring
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Recruitment postcode(s) [5]
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3124 - Camberwell
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Recruitment postcode(s) [6]
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3084 - Heidelberg
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Recruitment outside Australia
Country [1]
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United States of America
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State/province [1]
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Arizona
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United States of America
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California
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United States of America
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Florida
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United States of America
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Georgia
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Kansas
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United States of America
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Louisiana
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Maryland
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Mississippi
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Nebraska
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New Mexico
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North Carolina
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Pennsylvania
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Tennessee
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Texas
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Georgia
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Tbilisi
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Guatemala
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Taiwan
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Chiayi City
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Taiwan
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Kaohsiung City
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Taiwan
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Taichung
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Taiwan
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State/province [21]
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Taipei City
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Country [22]
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Taiwan
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State/province [22]
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Taoyuan
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Jiangsu Atom Bioscience and Pharmaceutical Co., Ltd.
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The primary objectives of this study are to assess the safety, tolerability, and efficacy of ABP-671 in lowering serum uric acid (sUA) in participants with gout who roll over from Study ABP-671-301 after they complete the double-blind 28-week Treatment Period of Part 1 (Phase 2b) or Part 2 (Phase 3).
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Trial website
https://clinicaltrials.gov/study/NCT06276556
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Phone
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Fax
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Email
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Contact person for public queries
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Phone
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Fax
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Email
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT06276556