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PsoriasisPhase 3NCT01970488

Study to Compare Efficacy and Safety of ABP 501 and Adalimumab (HUMIRA®) in Adults With Moderate to Severe Plaque Psoriasis

A Phase 3 study testing Adalimumab and ABP 501 in people with Psoriasis, run by Amgen at 3 sites in 3 countries.

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 compare the efficacy and safety of ABP 501 and adalimumab (HUMIRA®) in adults with plaque psoriasis. Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Psoriasis
What is being tested?
Adalimumab and ABP 501
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
350 participants
Where
3 sitesin 3 countries
Study dates
18 Oct 2013to 18 Mar 2015
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Men or women ≥ 18 and ≤ 75 years of age at time of screening
  • Stable moderate to severe plaque psoriasis for at least 6 months before baseline
  • Moderate to severe psoriasis defined at screening and baseline by:
  • Body surface area (BSA) affected by plaque psoriasis of 10% or greater, and PASI score of 12 or greater, and static physician's global assessment score of 3 or greater
  • No known history of active tuberculosis
  • Subject is a candidate for systemic therapy or phototherapy procedures
  • Previous failure, inadequate response, intolerance, or contraindication to at least 1 conventional anti-psoriatic systemic therapy

Who cannot join

  • Forms of psoriasis or other skin conditions at the time of the screening visit (eg, eczema)
  • Ongoing use of prohibited treatments
  • Prior use of 2 or more biologics for treatment of psoriasis
  • Previous receipt of adalimumab or a biosimilar of adalimumab
  • Other Inclusion/Exclusion criteria may apply

Trial locations and contacts

3 sites in 3 countries.

3 sites in 3 countries

Australia1 site
  • Research Site

    Saint Leonards, New South Wales, 2065

Other trials in Australia

Canada1 site
  • Research Site

    St. John's, Newfoundland and Labrador, A1A 5E8

Other trials in Canada

Hungary1 site
  • Research Site

    Nyíregyháza, Szabolcs-Szatmár-Bereg, 4400

Other trials in Hungary

About this study

Official title: A Phase 3, Multicenter, Randomized, Double-blind Study Evaluating the Efficacy and Safety of ABP 501 Compared With Adalimumab in Subjects With Moderate to Severe Plaque Psoriasis

The purpose of this research study is to compare the efficacy and safety of ABP 501 and adalimumab (HUMIRA®) in adults with plaque psoriasis.

Conditions
Psoriasis
Being tested
Adalimumab, ABP 501
Keywords
Plaque Psoriasis
Medical subject headings
Psoriasis

What participants receive

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

  • AdalimumabBiological

    Also called HUMIRA®

    Administered by subcutaneous injection

  • ABP 501Biological

    Also called Adalimumab-atto, AMJEVITA™

    Administered by subcutaneous injection

Study groups in NCT01970488
Study groupRoleWhat they receive
ABP 501ExperimentalParticipants received 80 mg ABP 501 subcutaneously on week 1/day 1 (initial loading dose) and 40 mg at week 2 and every 2 weeks thereafter until week 16. Participants with a PASI 50 response at week 16 continued to receive 40 mg APB 501 until week 48.
Receives: Biological: ABP 501
AdalimumabActive comparatorParticipants received 80 mg adalimumab subcutaneously on week 1/day 1 (initial loading dose) and 40 mg at week 2 and every 2 weeks thereafter until week 16. At week 16 participants with a PASI 50 response were re-randomized to treatment with adalimumab or were transitioned to ABP 501 until week 48.
Receives: Biological: Adalimumab

What is being measured

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

  1. Percent Improvement From Baseline in Psoriasis Area and Severity Index (PASI) at Week 16

    The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Percent improvement from baseline was calculated as (value at baseline - value at post-baseline visit) × 100 / (value at baseline).

    Measured: Baseline and Week 16

Secondary outcomes (13)
  1. Percentage of Participants With a PASI 75 Response at Week 16

    A PASI 75 response is a 75% or greater improvement (reduction) from baseline in PASI score. The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Measured: Baseline and Week 16

  2. Percentage of Participants With a PASI 75 Response at Week 32

    A PASI 75 response is a 75% or greater improvement (reduction) from baseline in PASI score.

    The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Measured: Baseline and week 32

  3. Percentage of Participants With a PASI 75 Response at Week 50

    A PASI 75 response is a 75% or greater improvement (reduction) from baseline in PASI score.

    The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Measured: Baseline and week 50

  4. Percent Improvement From Baseline in PASI at Week 32

    The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Percent improvement from baseline is calculated as (value at baseline - value at post-baseline visit) × 100 / (value at baseline).

    Measured: Baseline and week 32

  5. Percent Improvement From Baseline in PASI at Week 50

    The PASI measures the average redness (erythema), thickness (induration), and scaliness (each graded on a 0 to 4 scale) of psoriasis lesions, weighted by the area of involvement in the four main body areas (i.e., head and neck, trunk, upper extremities, and lower extremities). PASI scores can range from 0.0 to 72.0, with higher scores indicating greater severity and/or more extensive psoriasis.

    Percent improvement from baseline is calculated as (value at baseline - value at post-baseline visit) × 100 / (value at baseline).

    Measured: Baseline and week 50

  6. Percentage of Participants With a Static Physician's Global Assessment (sPGA) Response at Week 16

    The sPGA is a 6-point scale ranging from 0 (clear) to 5 (very severe) used to measure the severity of disease (induration, scaling, and erythema). A sPGA response is defined as a sPGA value of clear (score 0) or almost clear (score 1).

    Measured: Week 16

  7. Percentage of Participants With a sPGA Response at Week 32

    The sPGA is a 6-point scale ranging from 0 (clear) to 5 (very severe) used to measure the severity of disease (induration, scaling, and erythema). A sPGA response is defined as a sPGA value of clear (score 0) or almost clear (score 1).

    Measured: Week 32

  8. Percentage of Participants With a sPGA Response at Week 50

    The sPGA is a 6-point scale ranging from 0 (clear) to 5 (very severe) used to measure the severity of disease (induration, scaling, and erythema). A sPGA response is defined as a sPGA value of clear (score 0) or almost clear (score 1).

    Measured: Week 50

  9. Change From Baseline in the Percentage of Body Surface Area (BSA) Involved With Psoriasis at Week 16

    A measurement of psoriasis involvement, given as the physician's assessment of the percentage of the participant's total body surface area (BSA) involved with psoriasis. The percent of BSA affected was estimated by assuming that the subject's palm, excluding the fingers and thumb, represented roughly 1% of the body's surface.

    Change from baseline is calculated as (value at post-baseline visit - value at baseline).

    A decrease from baseline (negative value) indicates improvement.

    Measured: Baseline and Week 16

  10. Change From Baseline in the Percentage of BSA Involved With Psoriasis at Week 32

    A measurement of psoriasis involvement, given as the physician's assessment of the percentage of the participant's total body surface area (BSA) involved with psoriasis. The percent of BSA affected was estimated by assuming that the subject's palm, excluding the fingers and thumb, represented roughly 1% of the body's surface.

    Change from baseline is calculated as (value at post-baseline visit - value at baseline).

    A decrease from Baseline (negative value) indicates improvement.

    Measured: Baseline and week 32

  11. Change From Baseline in the Percentage of BSA Involved With Psoriasis at Week 50

    A measurement of psoriasis involvement, given as the physician's assessment of the percentage of the participant's total body surface area (BSA) involved with psoriasis. The percent of BSA affected was estimated by assuming that the subject's palm, excluding the fingers and thumb, represented roughly 1% of the body's surface.

    Change from baseline is calculated as (value at post-baseline visit - value at baseline).

    A decrease from Baseline (negative value) indicates improvement.

    Measured: Baseline and week 50

  12. Number of Participants With Adverse Events

    The Investigator assessed whether each adverse event (AE) was possibly related to the investigational product. AEs were graded for severity according to the Common Toxicity Criteria for Adverse Events (CTCAE) version 4.03.

    A serious AE is defined as an AE that meets at least 1 of the following serious criteria:

    • fatal
    • life threatening
    • requires inpatient hospitalization or prolongation of existing hospitalization
    • results in persistent or significant disability/incapacity
    • congenital anomaly/birth defect
    • other medically important serious event. Results are reported from Day 1 to week 16 for the Part 1 ABP 501 and Adalimumab groups, and from post week 16 to the end of study (week 52) for the Part 2 ABP 501/ABP 501, Adalimumab/Adalimumab and Adalimumab/ABP 501 groups.

    Measured: From first dose of study drug until 28 days after the last dose. Treatment was for 16 weeks in Part 1 and 32 weeks in Part 2.

  13. Percentage of Participants Developing Antibodies to ABP 501 or Adalimumab

    Two validated assays were used to detect the presence of anti-drug antibodies. Samples were first tested in an electrochemiluminescence (ECL)-based bridging immunoassay to detect anti-drug antibodies (ADA) against ABP 501 and adalimumab (Binding Antibody Assay). Samples confirmed to be positive for binding antibodies were subsequently tested in a non-cell based bioassay to determine neutralizing activity against ABP 501 or adalimumab (Neutralizing Antibody Assay).

    Developing antibody incidence is defined as a negative or no antibody result at baseline and a positive antibody result at a post-baseline time point.

    Measured: For 16 weeks in Part 1 and for 52 weeks for participants who were re-randomized in Part 2.

Timeline

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

  1. First posted28 Oct 2013 (estimated)
  2. Study start18 Oct 2013
  3. Primary completion14 Aug 2014
  4. Study completion18 Mar 2015

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
350 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01970488
Sponsor's protocol ID
20120263
Other IDs
2013-000537-12
Status last verified
Apr 2019
First submitted
23 Oct 2013
Last updated
3 Apr 2019
Data monitoring committee
Yes

Publications

  • Papp K, Bachelez H, Costanzo A, Foley P, Gooderham M, Kaur P, Philipp S, Spelman L, Zhang N, Strober B. Clinical similarity of the biosimilar ABP 501 compared with adalimumab after single transition: long-term results from a randomized controlled, double-blind, 52-week, phase III trial in patients with moderate-to-severe plaque psoriasis. Br J Dermatol. 2017 Dec;177(6):1562-1574. doi: 10.1111/bjd.15857. Epub 2017 Dec 1.

    PubMed 28755394

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Adalimumab and ABP 501 in people with Psoriasis, run by Amgen at 3 sites in 3 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 7 inclusion and 5 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 3 Apr 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in Australia, Canada, Hungary. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 13 Dec 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Percent Improvement From Baseline in Psoriasis Area and Severity Index (PASI) at Week 16 (time frame: Baseline and Week 16). 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 NCT01970488, 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 3 Apr 2019.

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