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NeoplasmsPhase 1NCT03783403

A Study of CC-95251, a Monoclonal Antibody Directed Against SIRPα, in Participants With Advanced Solid and Hematologic Cancers

A Phase 1 study testing CC-95251, Rituximab and Cetuximab in people with Neoplasms, run by Celgene at 31 sites in 7 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to evaluate the safety, tolerability, and preliminary clinical activity of CC-95251 as a single agent and in combination with cetuximab and rituximab in participants with advanced solid and hematologic cancers. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Neoplasms
What is being tested?
CC-95251, Rituximab and Cetuximab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
206 participants
Where
31 sitesin 7 countries
Study dates
1 Mar 2019to 5 Aug 2024
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Progressed on standard anticancer therapy or for whom no other approved conventional therapy exists and have histological or cytological confirmation of advanced unresectable solid tumors, advanced unresectable colorectal cancer, or squamous cell carcinoma of the head and neck, or CD20-positive non-Hodgkin's lymphoma, or diffuse large B cell lymphoma, or follicular lymphoma
  • Solid tumors must have at least one site of measurable disease as determined by RECIST v1.1
  • Eastern cooperative oncology group performance status of 0 or 1

Who cannot join

  • High-grade lymphomas (Burkitt's or lymphoblastic)
  • Has cancer with symptomatic central nervous system (CNS) involvement
  • History of class III or IV congestive heart failure (CHF) or severe non-ischemic cardiomyopathy, unstable angina, myocardial infarction, or ventricular arrhythmia within the previous 6 months
  • Other protocol-defined inclusion/exclusion criteria apply

Trial locations and contacts

31 sites in 7 countries.

31 sites in 7 countries

United States13 sites
  • Rocky Mountain Cancer Centers, LLP [Aurora-COAU]

    Aurora, Colorado, 80012

  • Local Institution - 105

    Birmingham, Alabama, 35294

  • Local Institution - 109

    Charlotte, North Carolina, 28204

  • Local Institution - 108

    Houston, Texas, 77030

  • Local Institution - 102

    Nashville, Tennessee, 37203-1625

  • Local Institution - 110

    New York, New York, 10016

  • Local Institution - 106

    Oklahoma City, Oklahoma, 73104

  • Local Institution - 107

    Pittsburgh, Pennsylvania, 15232

  • Local Institution - 113

    Portland, Oregon, 97213

  • Local Institution - 112

    Sacramento, California, 95817

  • Local Institution - 103

    San Antonio, Texas, 78229

  • Local Institution - 101

    Scottsdale, Arizona, 85258

  • Local Institution - 115

    St Louis, Missouri, 63110

Other trials in United States

France6 sites
  • Local Institution - 402

    Borddeaux Cedex, 33076

  • Local Institution - 406

    Créteil, 94010

  • Local Institution - 405

    Marseille, 13009

  • Local Institution - 404

    Nantes, 44093

  • Local Institution - 403

    Rouen, 76038

  • Local Institution - 401

    Villejuif, 94805

Other trials in France

South Korea4 sites
  • Local Institution - 604

    Seoul, 03722

  • Local Institution - 603

    Seoul, 06351

  • Local Institution - 602

    Seoul, 3080

  • Local Institution - 601

    Seoul, 5505

Other trials in South Korea

Spain3 sites
  • Local Institution - 504

    Madrid, 28040

  • Local Institution - 502

    Málaga, 29010

  • Local Institution - 501

    Salamanca, 37007

Other trials in Spain

Australia2 sites
  • Local Institution - 301

    Heidelberg, Victoria, 3084

  • Local Institution - 303

    Melbourne, Victoria, 3000

Other trials in Australia

Canada2 sites
  • Local Institution - 201

    Edmonton, Alberta, T6G 1Z2

  • Local Institution - 202

    Toronto, Ontario, M5G 2M9

Other trials in Canada

United Kingdom1 site
  • Local Institution - 802

    Manchester, M20 4BX

Other trials in United Kingdom

About this study

Official title: A Phase 1, Open-label, Dose Finding Study of CC-95251, a Monoclonal Antibody Directed Against SIRPα, Alone and in Combination With Cetuximab or Rituximab in Subjects With Advanced Solid and Hematologic Cancers

The purpose of this study is to evaluate the safety, tolerability, and preliminary clinical activity of CC-95251 as a single agent and in combination with cetuximab and rituximab in participants with advanced solid and hematologic cancers.

Read the detailed description

This is a test.

Conditions
Neoplasms
Being tested
CC-95251, Rituximab, Cetuximab
Keywords
Antibody, CC-95251, SIRPα, Advanced Solid Cancers, Advanced Hematologic Cancers
Medical subject headings
Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • CC-95251Drug

    Specified dose on specified days

  • RituximabDrug

    Specified dose on specified days

  • CetuximabDrug

    Specified dose on specified days

Study groups in NCT03783403
Study groupRoleWhat they receive
CC-95251ExperimentalNot described
Receives: Drug: CC-95251
CC-95251 in combination with rituximabExperimentalNot described
Receives: Drug: CC-95251; Drug: Rituximab
CC-95251 in combination with cetuximabExperimentalNot described
Receives: Drug: CC-95251; Drug: Cetuximab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Non-Tolerated Dose (NTD): A dose that causes unacceptable side effects

    Measured: 18 months

  2. Maximum Tolerated Dose (MTD): The highest dose that does not cause unacceptable side effects

    Measured: 18 months

  3. Dose-Limiting Toxicity (DLT): Any adverse events meeting the protocol-defined DLT criteria

    Measured: 30 months

Secondary outcomes (9)
  1. Overall response rate (ORR): The percent of participants whose best response is complete response (CR) or partial response (PR)

    Measured: 72 Months

  2. Time to response (TTR): Time from the first dose to the first objective tumor response observed for participants who achieved a CR or PR

    Measured: 66 Months

  3. Duration of response (DOR): Time from the first objective tumor response observed for participants who achieved a CR or PR until the first date at progressive disease is objectively documented

    Measured: 66 Months

  4. Progression free survival (PFS): Time from the first dose to the first occurrence of disease progression or death from any cause

    Measured: 66 Months

  5. Overall survival (OS): Time from the first dose to death due to any cause

    Measured: 66 Months

  6. Pharmacokinetic - Maximum serum concentration of the drug (Cmax)

    Measured: 36 Months

  7. Pharmacokinetic - Minimum serum concentration of the drug (Cmin)

    Measured: 36 Months

  8. Pharmacokinetic - Area under the serum concentration time-curve of the drug (AUC)

    Measured: 36 Months

  9. Anti-CC-95251 antibody (ADA) assessment: determine the presence and frequency of anti-drug antibodies

    Measured: 36 Months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Dec 2018
  2. Study start1 Mar 2019
  3. Primary completion5 Aug 2024
  4. Study completion5 Aug 2024

Why it stopped: Business objectives have changed.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
206 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03783403
Sponsor's protocol ID
CC-95251-ST-001
Other IDs
U1111-1224-8251
Status last verified
Sep 2024
First submitted
19 Dec 2018
Last updated
19 Sep 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Chan H, Trout CV, Mikolon D, Adams P, Guzman R, Mavrommatis K, Abbasian M, Hadjivassiliou H, Dearth L, Fox BA, Sivakumar P, Cho H, Hariharan K. Discovery and Preclinical Activity of BMS-986351, an Antibody to SIRPalpha That Enhances Macrophage-mediated Tumor Phagocytosis When Combined with Opsonizing Antibodies. Cancer Res Commun. 2024 Feb 22;4(2):505-515. doi: 10.1158/2767-9764.CRC-23-0634.

    PubMed 38319147

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing CC-95251, Rituximab and Cetuximab in people with Neoplasms, run by Celgene at 31 sites in 7 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 19 Sep 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 31 sites in United States, France, South Korea, Spain, Australia and 2 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early (reason given: Business objectives have changed.). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Non-Tolerated Dose (NTD): A dose that causes unacceptable side effects (time frame: 18 months). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03783403, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Sep 2024.

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