A Study Evaluating the Efficacy and Safety of ABP 959 Compared With Eculizumab in Adult Participants With PNH

NCT ID: NCT03818607

Last Updated: 2023-05-23

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

42 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-01-22

Study Completion Date

2022-07-12

Brief Summary

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This is a randomized, double-blind, active-controlled phase 3 study of ABP 959 in participants with paroxysmal nocturnal hemoglobinuria.

Detailed Description

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Conditions

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Paroxysmal Nocturnal Hemoglobinuria

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors
double-blind

Study Groups

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T (ABP 959) / R (eculizumab)

ABP 959 for 52 weeks in Period 1 followed by eculizumab for 26 weeks in Period 2

Group Type OTHER

ABP 959

Intervention Type DRUG

intravenous infusion

Eculizumab

Intervention Type DRUG

intravenous infusion

R (eculizumab) / T (ABP 959)

Eculizumab for 52 weeks in Period 1 followed by ABP 959 for 26 weeks in Period 2

Group Type OTHER

ABP 959

Intervention Type DRUG

intravenous infusion

Eculizumab

Intervention Type DRUG

intravenous infusion

Interventions

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ABP 959

intravenous infusion

Intervention Type DRUG

Eculizumab

intravenous infusion

Intervention Type DRUG

Other Intervention Names

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Treatment T Soliris Treatment R

Eligibility Criteria

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Inclusion Criteria

* Men and women ≥ 18 years of age.
* Historical diagnosis of PNH.
* Administration of eculizumab for ≥ 6 months and currently receiving 900 mg of eculizumab.
* Hemoglobin ≥ 9.0 g/dL for at least 6 weeks before randomization.
* Lactate dehydrogenase \< 1.5 × the upper limit of normal at screening.
* Platelet count ≥ 50 × 10\^9/L.
* Absolute neutrophil count (ANC) ≥ 0.5 x 10\^9/L (500/μL).
* Participants must be vaccinated against Neisseria meningitidis.
* Participants must sign an IRB/IEC-approved ICF before participation in any procedures.

Exclusion Criteria

* Known or suspected hereditary complement deficiency.
* Clinically significant cardiovascular disease (including myocardial infarction, unstable angina, symptomatic congestive heart failure \[New York Heart Association ≥ Class III\], serious uncontrolled cardiac arrhythmia), peripheral vascular disease, cerebrovascular accident, or transient ischemic attack in the previous 6 months.
* Evidence of acute thrombosis (liver Doppler ultrasound of hepatic and portal veins).
* Known to be positive for human immunodeficiency virus.
* Woman who is pregnant or breastfeeding.
* Participant is currently enrolled in or has not yet completed at least 30 days since ending other investigational device or drug study(s), or participant is receiving other investigational agent(s).
* Participant has known sensitivity to any of the products to be administered during the study, including mammalian cell-derived drug products.
* History of meningococcal infection.
* Presence or suspicion of active bacterial infection, or recurrent bacterial infection.
* History of bone marrow transplantation.
* Red blood cell transfusion required within 12 weeks before randomization.
* Participant experienced ≥ 2 breakthrough events, (ie, signs and symptoms of intravascular hemolysis, that require dose and/or schedule adjustments of eculizumab) in the previous 12 months before screening.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Amgen

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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MD

Role: STUDY_DIRECTOR

Amgen

Locations

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Children's Healthcare of Atlanta at Egleston

Atlanta, Georgia, United States

Site Status

Fakultní Nemocnice Brno

Brno, Jihormoravsky KRAJ, Czechia

Site Status

Fakultní Nemocnice Olomouc

Olomouc, , Czechia

Site Status

Fakultní Nemocnice Ostrava

Ostrava-Poruba, , Czechia

Site Status

Keski-Suomen keskussairaala Jyväskylä

Jyväskylä, , Finland

Site Status

Päijät-Häme Central Hospital

Lahti, , Finland

Site Status

Hôpital Privé Sévigné

Cesson-Sévigné, Brittany Region, France

Site Status

Saint James's Hospital

Dublin, , Ireland

Site Status

Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori

Meldola, Forli-cesena, Italy

Site Status

Azienda Ospedaliera San Gerardo di Monza

Monza, Monza Brianza, Italy

Site Status

Azienda Ospedaliera S. Croce e Carle Cuneo

Cuneo, , Italy

Site Status

Azienda USL della Romagna

Ravenna, , Italy

Site Status

Fondazione Policlinico Universitario Agostino Gemelli

Roma, , Italy

Site Status

Radboud Universitair Medisch Centrum

Nijmegen, Gelderland, Netherlands

Site Status

Oslo University Hospital - Rikshospitalet

Oslo, , Norway

Site Status

Instituto Português de Oncologia do Porto Francisco Gentil

Porto, , Portugal

Site Status

Univerzitetni klinični center Ljubljana

Ljubljana, , Slovenia

Site Status

Hospital Universitario de Salamanca

Salamanca, , Spain

Site Status

Hospital Universitario La Fe

Valencia, , Spain

Site Status

Karolinska Universitetssjukhuset - Huddinge

Stockholm, , Sweden

Site Status

Ege Universitesi Hastanesi - Sağlık Uygulama ve Araştırma Merkezi

Bornova, İzmir, Turkey (Türkiye)

Site Status

Mersin Universitesi Tip Fakultesi

Mersin, , Turkey (Türkiye)

Site Status

The Leeds Teaching Hospitals NHS Trust

Leeds, England, United Kingdom

Site Status

King's College Hospital NHS Foundation Trust

London, England, United Kingdom

Site Status

Countries

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United States Czechia Finland France Ireland Italy Netherlands Norway Portugal Slovenia Spain Sweden Turkey (Türkiye) United Kingdom

References

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Kulasekararaj A, Lanza F, Arvanitakis A, Langemeijer S, Chonat S, Tombak A, Hanes V, Cao J, Miller MJ, Colbert A, Shander B, Mytych DT, Chow V, Henary H. Comparative clinical efficacy and safety of biosimilar ABP 959 and eculizumab reference product in patients with paroxysmal nocturnal hemoglobinuria. Am J Hematol. 2024 Nov;99(11):2108-2117. doi: 10.1002/ajh.27456. Epub 2024 Aug 22.

Reference Type DERIVED
PMID: 39171864 (View on PubMed)

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Related Links

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http://www.amgentrials.com

AmgenTrials clinical trials website

Other Identifiers

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20150168

Identifier Type: -

Identifier Source: org_study_id

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