MedPath

Onercept in the Treatment and Re-Treatment of Subjects With Moderate to Severe Plaque Psoriasis

Phase 3
Terminated
Conditions
Arthritis, Psoriatic
Interventions
Drug: Placebo
Registration Number
NCT00090129
Lead Sponsor
EMD Serono
Brief Summary

The is a double-blind, placebo-controlled, randomized, and multicenter study consisting of a first treatment (FT) period followed by either an observation (OB) period and a re-treatment (RT) period or an open-label (OL) treatment period, depending on FT period response, and a 4-week safety follow-up (FU) period. The purpose of this study is to evaluate the safety and efficacy of onercept, to be administered as 150 milligram (mg) three times a week, compared to matching placebo, for the induction of remission in subjects with moderate to severe plaque psoriasis.

Detailed Description

Not available

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
854
Inclusion Criteria
  • Written informed consent, given prior to any study-related procedure not part of the subject's normal medical care, with the understanding that consent may be withdrawn by the subject at any time without prejudice to his or her future medical care

  • At least 18 years of age

  • Female subjects must be neither pregnant nor breast-feeding, and must lack childbearing potential, as defined by either:

    • Being post-menopausal (that is at least 12 months passed last menses) or surgically sterile, or
    • Using an effective form of contraception (that is, condoms, oral contraceptives or intrauterine device) (Confirmation that the subject is not pregnant must be established by a negative urinary human chorionic gonadotrophin test within 7 days before Study Day 1. A pregnancy test is not required if the subject is post-menopausal or surgically sterile)
  • An out-patient status at the time of enrollment

  • Plaque psoriasis for at least 12 months

  • Plaque psoriasis covering at least 10 percent of total body surface area and a PASI score of 12.0 or more

  • Candidate for phototherapy or systemic therapy

  • Static Physician's Global Assessment (sPGA) of 3 or more

Exclusion Criteria
  • Use of more than one Non-steroidal anti-inflammatory drug (NSAID) to treat psoriatic arthritis or having a change in chronic NSAID regimen during the 28 days before Study Day 1 to treat psoriatic arthritis

  • Previous systemic treatment with biologics, including interferon, and/or cytokines/anti cytokines (for example, anti- tumor necrosis factor-alpha, anti-cluster of differentiation [CD]4, interleukin [IL]-10, IL-1ra, anti-CD11a, etc.) within 3 months before Study Day 1

  • Participation in any other investigational study or experimental therapeutic procedure considered to interfere with the study within 3 months before Study Day 1

  • Treatment with any systemic corticosteroids or intra-articular corticosteroid injection during the 28 days before Study Day 1

  • Experimental or off-label treatments for psoriasis and/or psoriatic arthritis such as azathioprine, hydroxyurea / hydroxycarbamide, mycophenolate, chlorambucil, leflunomide or cyclophosphamide within 1 year prior to Study Day 1

  • Treatment with cyclosporin, methotrexate, oral retinoids (that is, acitretin), or fumaric acid esters within 28 days (3 months for acitretin) before Study Day 1

  • Treatment with any topical therapies, such as Vitamin D derivatives, corticosteroids, tars and tar oils, dithranol for chronic or short contact therapy, salicylic acid and topical retinoids, within 14 days before Study Day 1

  • Phototherapy within 28 days before Study Day 1

  • Use of tanning booths within 14 days before Study Day 1

  • Abnormal liver function, defined by a total bilirubin greater than or equal to 1.2 times the upper limit of normal values, (except in the case of Gilbert's syndrome), or aspartate aminotransferase, alanine aminotransferase or alkaline phosphatase levels greater than or equal to 2.5 times the upper limit of normal values

  • Inadequate bone marrow reserve, defined as:

    • Leukocytes less than or equal to 3.5 * 10^9 per liter (/L), or
    • Thrombocytes less than or equal to 100 * 10^9 /L, or
    • Hemoglobin less than or equal to 5 millimole per liter (mmol/L) (8.9 gram per deciliter).
  • Abnormal renal function, defined by serum creatinine greater than 150 micromole per liter.

  • Sero-positivity for human immunodeficiency virus (HIV), Hepatitis B surface antigen (HBsAg), or Hepatitis C virus (HCV)

  • Planned major surgery within the treatment period of the study.

  • History of cancer in the preceding 5 years (except adequately treated basal cell carcinoma of the skin or squamous cell carcinoma in situ of the skin). Any history of hematopoietic cancer

  • History of active tuberculosis, current active tuberculosis or candidacy for prophylactic therapy for tuberculosis

  • Active severe infection (or non-severe infection at the discretion of the Investigator).

  • History of any opportunistic infection (for example, viral, fungal, protozoal, or bacterial) in the 6 months preceding Study Day 1 related to any clinical condition of immunodeficiency

  • Clinically significant and serious abnormalities on electrocardiography or chest X-ray, (at the discretion of the Investigator)

  • Other serious concomitant disorders incompatible with the study. In particular, subjects with congestive heart failure, prior or current history of blood dyscrasia or central nervous system demyelinating disorders should not be included in the study

  • History of or current drug (including narcotics) abuse, or current active problems with alcohol abuse

  • Requirement for immunization, allergy desensitization or vaccination during the entire study period (it is recommended that these procedures be scheduled at least 14 days prior to Study Day 1 or greater than 3 months after the last injection of study drug), with the exception of killed influenza vaccines which are allowed at any time during the study

  • Guttate, erythrodermic or pustular psoriasis as sole or predominant form of psoriasis.

  • Evidence of skin conditions other than psoriasis (for example, eczema) that would interfere with psoriasis disease assessments

  • Clinically significant psoriasis flares during screening or at the time of enrollment necessitating immediate relief (at the Investigator's discretion)

  • Live or killed virus or bacteria vaccines (within 14 days before Study Day 1) with the exception of killed influenza vaccines which are allowed both prior to Study Day 1 and at any time during the study

  • Bedridden status

  • Previous use of onercept

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboPlacebo-
OnerceptOnercept-
Primary Outcome Measures
NameTimeMethod
Percentage of subjects with at least a 75 percent improvement in Psoriatic Area and Severity Index (PASI) score at Week 12Week 12
Percentage of subjects with at least a 75 percent improvement in Psoriatic Area and Severity Index (PASI) score at Week 52Week 52
Secondary Outcome Measures
NameTimeMethod
Percentage of subjects attaining a Physician's Global Assessment (PGA) rating of Cleared or Almost Cleared at Week 12Week 12
Mean percentage improvement in Psoriatic Area and Severity Index (PASI) ScoreBaseline up to Week 48
Percentage of subjects with at least a 90 percent improvement in the Psoriatic Area and Severity Index (PASI) scoreBaseline up to Week 12
Mean percentage improvement in the itching scaleBaseline up to Week 12
Change from Baseline in Mean improvement of Dermatology Life Quality Index (DLQI) quality of life assessment at Week 12Baseline and Week 12
Median time to relapseWeek 12 up to Week 36
Percentage of subjects attaining a Physician's Global Assessment (PGA) rating of Cleared or Almost Cleared at Week 52Week 52
Mean percentage improvement in Psoriatic Area and Severity Index (PASI) Score up to Week 52Baseline up to Week 52
Mean Psoriatic Area and Severity Index (PASI) scoreWeek 36 up to Week 52

Trial Locations

Locations (39)

Academic Dermatology Associates

🇺🇸

Albuquerque, New Mexico, United States

Longmont Clinic PC

🇺🇸

Longmont, Colorado, United States

Scott D. Glazer, MD

🇺🇸

Buffalo Grove, Illinois, United States

University of California, Irvine

🇺🇸

Irvine, California, United States

Clinical Research Specialists Inc.

🇺🇸

Santa Monica, California, United States

Dermatology Specialists Inc

🇺🇸

Vista, California, United States

Midwest Cutaneous Research Corporation

🇺🇸

Clinton Township, Michigan, United States

Associates in Research Inc.

🇺🇸

Fresno, California, United States

Dermatology Associates, P.C. at the Washington Hospital CTR

🇺🇸

Washington, District of Columbia, United States

Bressnick Gibson Parker Dinehart Sangster Dermatology, P.A.

🇺🇸

Little Rock, Arkansas, United States

Solano Clinical Research

🇺🇸

Vallejo, California, United States

Therapeutics Clinical Research

🇺🇸

La Jolla, California, United States

Rivergate Dermatology

🇺🇸

Goodlettsville, Tennessee, United States

Piedmont Medical Research Associates

🇺🇸

Winston Salem, North Carolina, United States

University of California

🇺🇸

San Francisco, California, United States

Tennessee Clinical Research Center

🇺🇸

Nashville, Tennessee, United States

Center For Clinical Studies

🇺🇸

Houston, Texas, United States

Dermatology Associates P.L.L.C.

🇺🇸

Seattle, Washington, United States

Atlanta Dermatology Vein & Research Center

🇺🇸

Alpharetta, Georgia, United States

Wake Forest Univ School of Medicine

🇺🇸

Winston Salem, North Carolina, United States

Texas Dermatology Research Institute

🇺🇸

Dallas, Texas, United States

Virginia Clinical Research, Inc

🇺🇸

Norfolk, Virginia, United States

Saint Mary's Centeral Wing Annex

🇺🇸

Knoxville, Tennessee, United States

Jacksonville Center for Clinical Research

🇺🇸

Jacksonville, Florida, United States

North Florida Dermatology Associates, P.A.

🇺🇸

Jacksonville, Florida, United States

International Dermatology Research

🇺🇸

Miami, Florida, United States

Minnesota Clinical Study Center

🇺🇸

Fridley, Minnesota, United States

Guenther Dermatology Research Center

🇨🇦

London, Ontario, Canada

University Texas M.D. Anderson Cancer Center

🇺🇸

Houston, Texas, United States

Rockwood Clinic, PS

🇺🇸

Spokane, Washington, United States

Probity Medical Research

🇨🇦

Waterloo, Ontario, Canada

Center for Clinical Studies

🇺🇸

Houston, Texas, United States

Oregon Medical Research Center, P.C.

🇺🇸

Portland, Oregon, United States

Cherry Creek Research, Inc.

🇺🇸

Denver, Colorado, United States

Colorado Medical Research Center

🇺🇸

Denver, Colorado, United States

The Savin Center P.C.

🇺🇸

New Haven, Connecticut, United States

University of Michigan Department of Dermatology

🇺🇸

Ann Arbor, Michigan, United States

Northwest Cutaneous Research Specialist

🇺🇸

Portland, Oregon, United States

DermResearch Inc

🇺🇸

Austin, Texas, United States

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