A Study of the Safety and Efficacy of Ustekinumab in Adolescent Patients With Psoriasis (CADMUS)
A Phase 3 Multicenter, Randomized, Double-blind, Placebo-controlled Study Evaluating the of Efficacy and Safety of Ustekinumab in the Treatment of Adolescent Subjects With Moderate to Severe Plaque-type Psoriasis (CADMUS)
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
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Brussel, Belgium
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Gent, Belgium
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Liege, Belgium
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Quebec, Canada
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Alberta
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Calgary, Alberta, Canada
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Edmonton, Alberta, Canada
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British Columbia
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Vancouver, British Columbia, Canada
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New Brunswick
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Moncton, New Brunswick, Canada
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Newfoundland and Labrador
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St. John'S, Newfoundland and Labrador, Canada
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Nova Scotia
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Halifax, Nova Scotia, Canada
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Ontario
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Kitchener, Ontario, Canada
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Toronto, Ontario, Canada
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Quebec
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Montreal, Quebec, Canada
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Bordeaux, France
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Nantes, France
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Nice, France
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St Etienne, France
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Toulouse Cedex 9, France
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Berlin, Germany
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Dresden, Germany
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Erlangen, Germany
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Essen, Germany
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Hamburg, Germany
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Kiel, Germany
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Mainz, Germany
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Budapest N/A, Hungary
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Debrecen, Hungary
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Szeged, Hungary
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Braga, Portugal
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Lisboa, Portugal
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Porto, Portugal
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Vila Nova De Gaia, Portugal
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Ekaterinburg, Russian Federation
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Korolev, Russian Federation
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Krasnodar, Russian Federation
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Moscow, Russian Federation
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Rostov-On-Don, Russian Federation
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Saratov, Russian Federation
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Linköping, Sweden
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Stockholm, Sweden
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Dnipropetrovsk, Ukraine
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Ivano-Frankivsk, Ukraine
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Khmelnitskiy, Ukraine
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Kiev, Ukraine
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Simferopol, Ukraine
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Uzhgorod, Ukraine
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Zaporozhye, Ukraine
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Cardiff, United Kingdom
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London, United Kingdom
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York, United Kingdom
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Have a diagnosis of plaque-type psoriasis with or without psoriatic arthritis (PsA) for at least 6 months
- Are candidates for phototherapy or systemic treatment of psoriasis
- Have screening laboratory test results within the study parameters
Exclusion Criteria:
- Currently have nonplaque forms of psoriasis
- Have used any therapeutic agent targeted at reducing interleukin-12 (IL-12) or interleukin-23 (IL-23), including but not limited to ustekinumab and briakinumab
- Received conventional systemic therapies or phototherapy within the last 4 weeks
- Received biologic therapies within the last 3 months
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
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Experimental: Ustekinumab Half-standard Dosage
Participants will receive ustekinumab at half the standard dosage at Weeks 0, 4, 16, 28, and 40.
In addition, all participants will receive a single SC dose of placebo at Week 12.
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Ustekinumab 0.375 mg/kg, 22.5 mg, or 45 mg based on body weight, administered subcutaneously (under the skin) at Weeks 0, 4, 16, 28, and 40.
Placebo administered subcutaneously at Weeks 0 and 4 or at Week 12.
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Experimental: Ustekinumab Standard Dosage
Participants will receive ustekinumab at the standard dosage at Weeks 0, 4, 16, 28, and 40.
In addition, all participants will receive a single SC dose of placebo at Week 12.
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Placebo administered subcutaneously at Weeks 0 and 4 or at Week 12.
Ustekinumab 0.75 mg/kg, 45 mg, or 90 mg based on body weight administered subcutaneously at Weeks 0, 4, 16, 28, and 40.
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Experimental: Placebo
Participants will receive matching placebo at Week 0 and 4, followed by ustekinumab at half-standard or standard dosage at Weeks 12, 16, 28, and 40.
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Placebo administered subcutaneously at Weeks 0 and 4 or at Week 12.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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The Percentage of Participants Achieving a Physician's Global Assessment (PGA) Score of Cleared (0) or Minimal (1) at Week 12
Time Frame: Week 12
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The PGA documents the physician's assessment of the participant's psoriasis status according to the following categories: induration, scaling, and erythema.
The participant's psoriasis is assessed as 5-point scale as follows: cleared (0), minimal (1), mild (2), moderate (3), or severe (4); higher score indicates worse disease.
The table below shows the percentage of participants who achieved a PGA score of 0 or 1 at Week 12 in each treatment group.
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Week 12
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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The Percentage of Participants Achieving a Psoriasis Area and Severity Index (PASI) 75 Response at Week 12
Time Frame: Week 12
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The PASI is a system used for assessing and grading the severity of psoriatic lesions and their response to therapy.
The PASI produces a numeric score that can range from 0 to 72, with higher scores indicating worse disease.
A PASI 75 response is defined as a equal to or greater than (=>) 75% improvement in PASI score from baseline.
The table below shows the percentage of participants who achieved a PASI 75 response at Week 12 in each treatment group.
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Week 12
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Change From Baseline in Children's Dermatology Life Quality Index (CDLQI) Score at Week 12 Compared Between the Placebo Group and the Ustekinumab Treatment Groups
Time Frame: Baseline; Week 12
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The CDLQI is a dermatology-specific quality of life instrument designed to assess the impact of the disease on a child's quality of life.
The CDLQI, a 10-item questionnaire has 4 items response options and a recall period of 1 week.
In addition to evaluating overall quality of life, the CDLQI can be used to assess 6 different aspects that may affect quality of life: symptoms and feelings, leisure, School or holidays, personal relationships, sleep, and treatment.
The CDLQI is calculated by summing the score of each question resulting in a maximum of 30 and a minimum of 0; the higher the score, the greater impairment in quality of life.
The table below shows the mean change in CDLQI score from baseline at Week 12 for each treatment group.
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Baseline; Week 12
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The Percentage of Participants Achieving a Psoriasis Area and Severity Index (PASI) 90 Response at Week 12 Compared Between the Placebo Group and the Ustekinumab Treatment Groups
Time Frame: Week 12
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The PASI is a system used for assessing and grading the severity of psoriatic lesions and their response to therapy.
The PASI produces a numeric score that can range from 0 to 72, with higher scores indicating worse disease.
The table below shows the percentage of participants who achieved a PASI 90 response defined as achieving a greater than or equal to (≥) 90% improvement in PASI score from baseline.
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Week 12
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The Percentage of Participants Achieving a Physician's Global Assessment (PGA) Score of Cleared (0) and PGA Score of Mild or Better (<=2) at Week 12
Time Frame: Week 12
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The PGA documents the physician's assessment of the participant's psoriasis status according to the following categories: induration, scaling, and erythema.
The participant's psoriasis is assessed as 5-point scale as follows: cleared (0), minimal (1), mild (2), moderate (3), or severe (4); higher score indicates worse disease.
The table below shows the percentage of participants who achieved a PGA score of 0 and the percentage of participants who achieved a PGA score of 0, 1, or 2 at Week 12 in each treatment group.
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Week 12
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The Percentage of Participants Who Were PASI 50 Responders and the Percentage of Participants With a PASI Score of 0 at Week 12
Time Frame: Week 12
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The PASI is a system used for assessing and grading the severity of psoriatic lesions and their response to therapy.
The PASI produces a numeric score that can range from 0 (no disease) to 72 (maximal disease).
The table below shows the percentage of participants in each treatment group who were PASI 50 responders at Week 12 defined as participants who achieved a greater than or equal to (>=) 50% improvement in PASI score from baseline as well as the percentage of participants with a PASI score of 0.
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Week 12
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The Change From Baseline in Pediatric Quality of Life Inventory (PedsQL) Total Scale Score, Psychosocial Health Summary Score, and Physical Health Summary Score at Week 12
Time Frame: Week 12
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The PedsQL is a general health-related quality of life measure developed for use in children and adolescent populations.
The Generic Core Scale contains 23 items and is comprised of 4 domains: physical, social, emotional, and school functioning.
Each domain can be scored independently.
Additionally, a Psychosocial Health and Physical Health Summary Score can be calculated as well as a total score.
The measure distinguishes between healthy children and children with acute and chronic health conditions and disease severity within a chronic health condition.
The measure is applicable for healthy school and community populations, as well as with pediatric populations with acute and chronic health conditions and has versions for both parent and teen report.
Scores range from 0 to 100, and higher scores indicate better health related quality of life.
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Week 12
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The Percentage of Participants With CDLQI Scores of 0 or 1 at Week 12 for Randomized Participants With a Baseline CDLQI Score > 1
Time Frame: Week 12
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Week 12
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Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
General Publications
- Leu JH, Shiff NJ, Clark M, Bensley K, Lomax KG, Berezny K, Nelson RM, Zhou H, Xu Z. Intravenous Golimumab in Patients with Polyarticular Juvenile Idiopathic Arthritis and Juvenile Psoriatic Arthritis and Subcutaneous Ustekinumab in Patients with Juvenile Psoriatic Arthritis: Extrapolation of Data from Studies in Adults and Adjacent Pediatric Populations. Paediatr Drugs. 2022 Nov;24(6):699-714. doi: 10.1007/s40272-022-00533-y. Epub 2022 Sep 28.
- Landells I, Marano C, Hsu MC, Li S, Zhu Y, Eichenfield LF, Hoeger PH, Menter A, Paller AS, Taieb A, Philipp S, Szapary P, Randazzo B. Ustekinumab in adolescent patients age 12 to 17 years with moderate-to-severe plaque psoriasis: results of the randomized phase 3 CADMUS study. J Am Acad Dermatol. 2015 Oct;73(4):594-603. doi: 10.1016/j.jaad.2015.07.002. Epub 2015 Aug 7.
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- CR017053
- CNTO1275PSO3006 (Other Identifier: Janssen Research & Development, LLC)
- CADMUS (Other Identifier: Janssen Research & Development, LLC)
- 2009-014368-20 (EudraCT Number)
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