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Crohn DiseasePhase 2NCT00102921

Safety and Activity Study of an Oral Medication to Treat Moderate to Severe Crohn's Disease

A Phase 2 study testing CCX282-B in people with Crohn Disease, run by Amgen at 14 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this research study is to investigate the effects of an investigational medication, called CCX282-B, on safety and on the some of the symptoms of Crohn's Disease in patients who are experiencing an active flare-up of moderate to severe Crohn's Disease. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Crohn Disease
What is being tested?
CCX282-B
How many people
70 participants
Where
14 sitesUnited States
Study dates
Aug 2004to Dec 2005
Phase
Phase 2
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 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Diagnosis of moderate to severe Crohn's Disease in small intestine; disease must be active at the time of study entry
  • Use of adequate and approved methods of birth control throughout the study period
  • Willing and able to sign an informed consent

Who cannot join

  • Pregnant or breastfeeding
  • Infection with hepatitis B, hepatitis C, or human immunodeficiency virus (HIV; the virus that causes AIDS)
  • Abuse of alcohol or of illegal drugs

Trial locations and contacts

14 sites in 1 country.

14 sites in 1 country

United States14 sites
  • Atlanta Gastroenterology Associates

    Atlanta, Georgia, 30342

  • Comprehensive Clinical Research

    Berlin, New Jersey, 08009

  • University of Virginia Health System, Digestive Health Center of Excellence

    Charlottesville, Virginia, 22908

  • University of Chicago

    Chicago, Illinois, 60637

  • University Hospitals of Cleveland, Div of Gastroenterology

    Cleveland, Ohio, 44106-5066

  • Rocky Mountain Clincal Research

    Golden, Colorado, 80104

  • Long Island Clinical Research Associates, LLP

    Great Neck, New York, 11021

  • Digestive Disease Clinic

    Jackson, Tennessee, 38305

  • Arapahoe Gastroenterology

    Littleton, Colorado, 80120

  • Cedars-Sinai Medical Center

    Los Angeles, California, 90048

  • Nashville Medical Research Institute

    Nashville, Tennessee, 37205

  • Wake Forest Research

    Raleigh, North Carolina, 27612

  • Mayo Clinic Rochester

    Rochester, Minnesota

  • Center for Colon Rectal Disease

    Salt Lake City, Utah, 84124

Other trials in United States

About this study

Official title: Pilot, Double-Blind, Placebo-Controlled, Parallel Group Study of the Safety Clinical Activity of CCX282-B in Patients With Moderate to Severe Crohn's Disease

The purpose of this research study is to investigate the effects of an investigational medication, called CCX282-B, on safety and on the some of the symptoms of Crohn's Disease in patients who are experiencing an active flare-up of moderate to severe Crohn's Disease.

Read the detailed description

CCX282-B is being developed as a treatment for inflammatory bowel diseases such as Crohn's Disease. CCX282-B is a highly potent, orally active, chemokine receptor antagonist whose single target is the G-protein coupled receptor CCR9. The CCR9 receptor is expressed by most T-cells in the thymus as well as in the intestine, and by a small population of T-cells in the peripheral blood. In humans, the CCR9 receptor is implicated in Crohn's Disease and ulcerative colitis.

Crohn's Disease is an autoimmune disease involving the entire length of the gastrointestinal tract, but with most manifestations in the terminal small intestine and colon. This condition is characterized by mucosal ulcerations that penetrate deeply into the bowel wall. Sometimes the ulcerative lesions completely penetrate the bowel wall, leading to fistula formation and infectious complications requiring surgical intervention. Patients experience considerable lifestyle disruption and disability from this disease, including diarrhea, abdominal pain, malnutrition, anemia, and repetitive surgeries to remove disease-affected gastrointestinal segments.

ChemoCentryx Protocol CL003_282 is a double-blind, placebo-controlled, parallel group, two stratum, Phase 2A pilot study of the safety, tolerability, immunologic and clinical activity, and population pharmacokinetics of a single dose level of CCX282-B administered daily for four consecutive weeks to patients with active, moderate to severe Crohn's Disease. The primary immunologic and clinical activity objective of this study is to provide pilot information regarding the immunologic and clinical activity of daily oral doses of CCX282-B in the treatment of moderate to severe Crohn's Disease, based on changes in the Crohn's Disease Activity Index (CDAI). Secondary immunologic and clinical activity objectives include evaluation of the effect of CCX282-B on the Inflammatory Bowel Disease Questionnaire (IBDQ) instrument, C-reactive protein (CRP), the endoscopic appearance and biopsy of the colon and terminal ileum, and markers of leukocyte subsets and activation status. The primary safety objective of this study is to evaluate the safety and tolerability of oral doses of CCX282-B in patients with moderate to severe Crohn's Disease. In addition, blood samples will be collected for evaluation of the population pharmacokinetics of CCX282-B.

Study acquired by Amgen and all disclosures were done by previous sponsor ChemoCentryx.

Conditions
Crohn Disease
Being tested
CCX282-B
Keywords
Crohn Disease, oral medication
Medical subject headings
Crohn Disease

What participants receive

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

  • CCX282-BDrug

What is being measured

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

  1. Crohn's Disease Activity Index score

  2. Safety (Adverse Events, tolerability)

Secondary outcomes (4)
  1. Inflammatory Bowel Disease Questionnaire

  2. C-reactive protein

  3. Endoscopic appearance and biopsy of colon and terminal ileum

  4. Markers of leukocyte subsets and activation status

Timeline

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

  1. First posted7 Feb 2005 (estimated)
  2. Study startAug 2004
  3. Study completionDec 2005

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Enrolment
70 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00102921
Sponsor's protocol ID
CL003_282
Status last verified
Mar 2025
First submitted
4 Feb 2005
Last updated
6 Mar 2025
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing CCX282-B in people with Crohn Disease, run by Amgen at 14 sites in United States.

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 3 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: finished, as of the sponsor's last update on 6 Mar 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 14 sites in United States. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Crohn's Disease Activity Index score. The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 6 Mar 2025.

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