A Study to Evaluate the Long-term Safety of Inclacumab Administered to Participants With Sickle Cell Disease

NCT ID: NCT05348915

Last Updated: 2025-12-17

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

242 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-03-29

Study Completion Date

2025-11-07

Brief Summary

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This study is an open-label study to evaluate the safety of long-term administration of inclacumab in participants with sickle cell disease (SCD). Participants in this study will have completed a prior study of inclacumab.

Detailed Description

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The study will include approximately 520 adult and adolescent participants (≥ 12 years of age) with SCD.

All participants will receive inclacumab 30 mg/kg administered intravenously every 12 weeks.

Conditions

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Sickle Cell Disease Vaso-occlusive Crisis Vaso-occlusive Pain Episode in Sickle Cell Disease

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Inclacumab 30 mg/kg

Inclacumab 30 mg/kg administered intravenously (IV)

Group Type EXPERIMENTAL

Inclacumab

Intervention Type DRUG

Inclacumab will be supplied in single use 10 mL vials at a concentration of 50 mg/mL. One vial contains 500 mg of inclacumab. This is a liquid concentrate for IV infusion.

Interventions

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Inclacumab

Inclacumab will be supplied in single use 10 mL vials at a concentration of 50 mg/mL. One vial contains 500 mg of inclacumab. This is a liquid concentrate for IV infusion.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

Participants who meet all the following criteria will be eligible for study enrollment:

1. Male or female participant with SCD who participated and received study drug in a GBT-Sponsored inclacumab clinical study.
2. Participant has completed the originating inclacumab study within 30 calendar days of the Day 1 Visit. Participants who discontinued study drug in the originating study due to a non-study drug-related AE, but who remained on study, may be eligible for treatment in this study provided the AE does not pose a risk for treatment with inclacumab.
3. Female participants of childbearing potential are required to have a negative urine pregnancy test prior to dosing on Day 1.

Note: Female participants who become of childbearing potential during the study must be willing to have a negative urine pregnancy test to remain in the study.
4. If sexually active, female participants of childbearing potential must consistently use highly effective methods of contraception consistently throughout the study and for at least 165 days after the last dose of study drug. If sexually active, male participants must use barrier methods of contraception until 165 days after the last dose of study drug.
5. Participant has provided written informed consent/assent. For underage participants, both the consent of the participant's legal representative or legal guardian and the participant's assent (where applicable) must be obtained based on local requirement.

Exclusion Criteria

1. Female participant who is breastfeeding or pregnant.
2. Participant had an infusions-related reaction (IRR) in the originating inclacumab clinical study.
3. Participant withdrew consent from the originating inclacumab clinical study.
4. Participant was lost to follow-up from the originating inclacumab clinical study.
5. Participant has any medical, psychological, safety, or behavioral conditions that, in the opinion of the Investigator, may confound safety interpretation, interfere with compliance, or preclude informed consent.
Minimum Eligible Age

12 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Pfizer

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Pfizer CT.gov Call Center

Role: STUDY_DIRECTOR

Pfizer

Locations

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Strada Patient Care Center, Pediatric Hematology

Mobile, Alabama, United States

Site Status

University of South Alabama Children's and Women's Hospital

Mobile, Alabama, United States

Site Status

South Alabama Medical Science Foundation

Mobile, Alabama, United States

Site Status

Arkansas Children's Hospital

Little Rock, Arkansas, United States

Site Status

UC Irvine Medical Center

Orange, California, United States

Site Status

UConn-Neag Comprehensive Cancer Center

Farmington, Connecticut, United States

Site Status

University of Illinois at Chicago (UIC) Clinical Research Center

Chicago, Illinois, United States

Site Status

University of Illinois Hospital and Health Sciences System (UI Health)

Chicago, Illinois, United States

Site Status

Brigham And Woman's Hospital

Boston, Massachusetts, United States

Site Status

Dana-Farber Cancer Institute IDS Pharmacy

Boston, Massachusetts, United States

Site Status

Dana-Farber Cancer Institute

Boston, Massachusetts, United States

Site Status

University of Michigan Hospitals - Michigan Medicine

Ann Arbor, Michigan, United States

Site Status

Jacobi Medical Center

The Bronx, New York, United States

Site Status

Duke University Medical Center

Durham, North Carolina, United States

Site Status

DUMC Investigational Drug Services Pharmacy

Durham, North Carolina, United States

Site Status

McGovern Medical School at UTHealth

Houston, Texas, United States

Site Status

UT Health Science Center at Houston - Clinical Research Unit at Memorial Hermann Hospital

Houston, Texas, United States

Site Status

UT Physicians Comprehensive Sickle Cell Center Houston

Houston, Texas, United States

Site Status

Instituto D'Or de Pesquisa e Ensino - Hospital São Rafael

Salvador, Estado de Bahia, Brazil

Site Status

Multihemo Servicos Medicos S/A

Recife, Pernambuco, Brazil

Site Status

Hospital de Clínicas de Porto Alegre

Porto Alegre, Rio Grande do Sul, Brazil

Site Status

Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto - USP

Ribeirão Preto, São Paulo, Brazil

Site Status

Fundação Faculdade Regional de Medicina de São José do Rio Preto

São José do Rio Preto, São Paulo, Brazil

Site Status

Instituto Estadual de Hematologia Arthur Siqueira Cavalcanti - HEMORIO

Rio de Janeiro, , Brazil

Site Status

Hospital Samaritano Higienópolis/Esho Empresa De Servicos Hospitalares S.A

São Paulo, , Brazil

Site Status

Casa de Saude Santa Marcelina

São Paulo, , Brazil

Site Status

CEPEC-Centro de Pesquisa Clinica

São Paulo, , Brazil

Site Status

Clinica de la Costa Ltda.

Barranquilla, Atlántico, Colombia

Site Status

Sociedad de Oncología y hematología del Cesar

Valledupar, Cesar Department, Colombia

Site Status

KEMRI/CRDR Siaya Clinical Research Annex

Kisumu, Siaya County, Kenya

Site Status

International Cancer Institute

Eldoret, , Kenya

Site Status

Gertrude's Children's Hospital

Nairobi, , Kenya

Site Status

Kenya Medical Research Institute - Centre for Respiratory Disease Research

Nairobi, , Kenya

Site Status

Strathmore University CREATES

Nairobi, , Kenya

Site Status

American University of Beirut Medical Center

Hamra, Beyrouth, Lebanon

Site Status

Nini Hospital

Tripoli, North Lebanon, Lebanon

Site Status

University of Calabar Teaching Hospital

Calabar, Cross River State, Nigeria

Site Status

National Hospital Abuja

Abuja, Federal Capital Territory, Nigeria

Site Status

University of Abuja Teaching Hospital

Gwagwalada, Federal Capital Territory, Nigeria

Site Status

Ahmadu Bello University Teaching Hospital

Zaria, Kaduna State, Nigeria

Site Status

University of Nigeria Teaching Hospital

Enugu, , Nigeria

Site Status

Barau Dikko Teaching Hospital/Kaduna State University

Kaduna, , Nigeria

Site Status

Aminu Kano Teaching Hospital

Kano, , Nigeria

Site Status

Department of Pediatrics, College of Medicine, Lagos University Teaching Hospital

Lagos, , Nigeria

Site Status

Sultan Qaboos University Hospital

Muscat, , Oman

Site Status

Prince Mohammed bin Nasser Hospital

Jizan, Southern, Saudi Arabia

Site Status

National Institute for Medical Research (NIMR)

Dar es Salaam, , Tanzania

Site Status

Acibadem Adana Hastanesi Cocuk Hematoloji Onkoloji

Adana, , Turkey (Türkiye)

Site Status

Baskent University Adana Appl. and Research Central, Yuregir Baskent Hospital Hematology

Adana, , Turkey (Türkiye)

Site Status

Hacettepe University Ihsan Dogramaci Children Hospital

Ankara, , Turkey (Türkiye)

Site Status

Countries

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United States Brazil Colombia Kenya Lebanon Nigeria Oman Saudi Arabia Tanzania Turkey (Türkiye)

Related Links

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https://pmiform.com/clinical-trial-info-request?StudyID=GBT2104-133

To obtain contact information for a study center near you, click here.

Other Identifiers

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C5361003

Identifier Type: OTHER

Identifier Source: secondary_id

2020-005289-32

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

GBT2104-133

Identifier Type: -

Identifier Source: org_study_id