- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT00256139
CLEAR Study: Clinical Experience Acquired With Raptiva Study
January 13, 2017 updated by: Merck KGaA, Darmstadt, Germany
A multicentre, randomised, double blind, placebo controlled phase III study of subcutaneously administered Raptiva in the treatment of patients with moderate to severe psoriasis
Study Overview
Study Type
Interventional
Enrollment (Actual)
793
Phase
- Phase 3
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
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Geneva, Switzerland, 1202
- Serono International SA
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 75 years (Adult, Older Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Signed informed consent
- Plaque psoriasis covering ³10% of total BSA (see Appendix A)
- Diagnosis of psoriasis for at least 6 months
- A minimum PASI score of 12.0 at screening (see Appendix A)
- Patients who are either not controlled by, intolerant to or contraindicated to at least 2 currently available systemic therapies (e.g., photochemotherapy (PUVA), cyclosporin, corticosteroids, methotrexate, oral retinoids, MMF, thioguanine, hydroxyurea, sirolimus, azathioprine, 6 MP) (defined as "high need" patients)
- Body weight <= £120 kg
- 18 to 75 years old
- For women of childbearing potential, use of an acceptable method of contraception to prevent pregnancy and agreement to continue to practice an acceptable method of contraception for the duration of their participation in the study
- Willingness to hold sun exposure reasonably constant and to avoid use of tanning booths or other UV light sources during the study
- Willingness to enter Study
Exclusion Criteria:
- Guttate, erythrodermic, or pustular psoriasis as sole or predominant form of psoriasis
- History of severe allergic or anaphylactic reactions to humanised monoclonal antibodies or fusion proteins that contain an Ig Fc region
- Clinically significant psoriasis flare during screening or at the time of enrollment
- History of or ongoing uncontrolled bacterial, viral, fungal, or atypical mycobacterial infection
- History of opportunistic infections (e.g., systemic fungal infections, parasites)
- Seropositivity for human immunodeficiency virus (HIV) Patients will undergo mandatory testing at screening. Patients who are positive for HIV will be excluded.
- Pregnancy or lactation
- WBC count <4000/mL or >14,000/mL
- Seropositivity for hepatitis B or C virus Patients will undergo testing during screening. Patients who are positive for hepatitis B antigen or hepatitis C antibody will be excluded.
- Hepatic enzymes ³3 times the upper limit of normal
- History of active tuberculosis (TB) or currently undergoing treatment for TB PPD testing or chest X-ray is required for high risk patients (see Appendix I). Patients with a positive PPD (not due to BCG vaccination) or chest X-ray will be excluded.
- Presence of malignancy within the past 5 years, including lymphoproliferative disorders Patients with a history of fully resolved basal cell or squamous cell skin cancer may be enrolled.
- Previous treatment with Raptiva (anti-CD11a)
- Diagnosis of hepatic cirrhosis, regardless of cause or severity
- Serum creatinine ³2 times the upper limit of normal
- Hospital admission for cardiac disease, stroke, or pulmonary disease within the last year
- History of substance abuse within the last 5 years
- Any medical condition that, in the judgment of the investigator, would jeopardize the patient's safety following exposure to study drug
Note: Restrictions and/or directions apply to the following treatments during specified time periods prior to initial study drug administration and during the study:
- Systemic therapy for psoriasis (within 28 days prior to Study Day 0)
- Systemic immunosuppressive drugs for other indications (within 28 days prior to Study Day 0)
- Topical therapies for psoriasis (within 14 days prior to Study Day 0)
- Live or killed virus or bacteria vaccines (within 14 days prior to Study Day 0)
- Other vaccines or allergy desensitisation (it is recommended that these are scheduled at least 14 days prior to Day 0 or ³3 months after the last injection of study drug)
- Other experimental drugs or treatments (within 28 days or five half lives, whichever is longer, prior to Day 0) b Blockers, ACE inhibitors, interferons, quinidine, antimalarial drugs, or lithium (if clinically indicated, such medications are allowed but the dosage should be held constant from Day -28 throughout the study)
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Study Director: Patrick Natta, M.D., Sponsor GmbH
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
General Publications
- Dubertret L, Sterry W, Bos JD, Chimenti S, Shumack S, Larsen CG, Shear NH, Papp KA; CLEAR Multinational Study Group. CLinical experience acquired with the efalizumab (Raptiva) (CLEAR) trial in patients with moderate-to-severe plaque psoriasis: results from a phase III international randomized, placebo-controlled trial. Br J Dermatol. 2006 Jul;155(1):170-81. doi: 10.1111/j.1365-2133.2006.07344.x.
- Ortonne JP, Shear N, Shumack S, Henninger E; CLEAR Multinational Study Group. Impact of efalizumab on patient-reported outcomes in high-need psoriasis patients: results of the international, randomized, placebo-controlled Phase III Clinical Experience Acquired with Raptiva (CLEAR) trial [NCT00256139]. BMC Dermatol. 2005 Dec 16;5:13. doi: 10.1186/1471-5945-5-13.
Helpful Links
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
March 1, 2003
Primary Completion (Actual)
October 1, 2004
Study Completion (Actual)
October 1, 2004
Study Registration Dates
First Submitted
November 18, 2005
First Submitted That Met QC Criteria
November 18, 2005
First Posted (Estimate)
November 21, 2005
Study Record Updates
Last Update Posted (Estimate)
January 16, 2017
Last Update Submitted That Met QC Criteria
January 13, 2017
Last Verified
January 1, 2017
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- 24011
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
No
Studies a U.S. FDA-regulated device product
No
product manufactured in and exported from the U.S.
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.