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PEARL-SC Trial: A Study of the Efficacy, Safety, and Tolerability of A 623 Administration in Subjects With Systemic Lupus Erythematosus (PEARL-SC)

This study has been completed.
Information provided by (Responsible Party):
Anthera Pharmaceuticals Identifier:
First received: July 13, 2010
Last updated: January 30, 2014
Last verified: January 2014
The purpose of this study is to evaluate the efficacy, safety and tolerability of three different doses of A-623 administered in addition to standard therapy in subjects with active SLE disease

Condition Intervention Phase
Systemic Lupus Erythematosus
Drug: A-623
Other: Placebo Comparator
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double Blind (Participant, Investigator)
Primary Purpose: Treatment
Official Title: A Randomized, Double-Blind Phase 2b Study to Evaluate the Efficacy, Safety, and Tolerability of A 623 Administration in Subjects With Systemic Lupus Erythematosus

Resource links provided by NLM:

Further study details as provided by Anthera Pharmaceuticals:

Primary Outcome Measures:
  • SLE response [ Time Frame: Various timepoints through Week 52 ]
    The % of subjects with SLE response compared with baseline at the time of assessment

Secondary Outcome Measures:
  • B cell reduction [ Time Frame: Various timepoints through Week 52 ]
  • Time to first flare [ Time Frame: Various timepoints through Week 52 ]
  • FACIT-fatigue score [ Time Frame: Various timepoints through Week 52 ]
  • Reduction in prednisone dose [ Time Frame: Various timepoints through Week 52 ]
  • Change in IgG, IgM,C3 and C4 [ Time Frame: Various timepoints through Week 52 ]
  • Flare rates [ Time Frame: Various timepoints through Week 52 ]
  • SRI, using improvements of SELENA-SLEDAI of 5, 6, 7, 8 and 9 [ Time Frame: Various timepoints through Week 52 ]

Enrollment: 547
Study Start Date: July 2010
Study Completion Date: April 2012
Primary Completion Date: April 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: A-623 high dose weekly Drug: A-623
High dose given subcutaneously once a week for up to 52 weeks
Experimental: A-623 low dose weekly Drug: A-623
Low dose given subcutaneously once a week for up to 52 weeks
Experimental: A-623 high dose every 4 weeks Drug: A-623
High dose given subcutaneously once every 4 weeks for up to 52 weeks
Placebo Comparator: Placebo Other: Placebo Comparator
Placebo comparator is a matched volume given subcutaneously once a week or once every 4 weeks for up to 52 weeks


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Diagnosis of SLE by American College of Rheumatology guidelines.
  • On stable SLE treatment
  • Active SLE disease
  • Serologically active
  • 18 years of age or older
  • Receiving stable doses of prednisone between 7.5 mg and 40 mg per day

Exclusion Criteria:

  • Severe active vasculitis, active central nervous system lupus, active lupus nephritis, uncontrolled hypertension, or uncontrolled diabetes.
  • Known to be positive for HIV and/or positive at the screening visit for hepatitis B, or hepatitis C.
  • Liver disease.
  • Anemia, neutropenia, or thrombocytopenia.
  • Malignancy within past 5 years
  • Active infection requiring hospitalization or treatment with parenteral antibiotics within the past 60 days or history of repeated herpetic viral infections.
  • History of active tuberculosis or a history of tuberculosis infection.
  • Participation in the active treatment arm of any Phase 2 or Phase 3 clinical trial for a molecule that primarily targets the B cell pathway in the past 18 months.
  • Prior administration of any B cell depleting therapy in the past 18 months.
  • Pregnant or nursing
  • History of congenital immunodeficiency
  Contacts and Locations
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Please refer to this study by its identifier: NCT01162681

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Sponsors and Collaborators
Anthera Pharmaceuticals
  More Information

Publications automatically indexed to this study by Identifier (NCT Number):
Responsible Party: Anthera Pharmaceuticals Identifier: NCT01162681     History of Changes
Other Study ID Numbers: AN-SLE3321
Study First Received: July 13, 2010
Last Updated: January 30, 2014

Keywords provided by Anthera Pharmaceuticals:
Lupus Erythematosus, Systemic
Autoimmune Diseases

Additional relevant MeSH terms:
Lupus Erythematosus, Systemic
Connective Tissue Diseases
Autoimmune Diseases
Immune System Diseases processed this record on May 25, 2017