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A Study of Subcutaneous Tocilizumab as Monotherapy and/or in Combination With Non-Biologic Disease Modifying Anti-Rheumatic Drugs (DMARDs) in Participants With Rheumatoid Arthritis

Primary Purpose

Rheumatoid Arthritis

Status
Completed
Phase
Phase 3
Locations
Greece
Study Type
Interventional
Intervention
Azathioprine
Chloroquine
Hydroxychloroquine
Leflunomide
Methotrexate
Sulfasalazine
Tocilizumab
Sponsored by
Hoffmann-La Roche
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Rheumatoid Arthritis

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Diagnosis of active rheumatoid arthritis according to the revised (1987) ACR criteria or EULAR/ACR (2010) criteria
  • Oral corticosteroids (less than or equal to [</=] 10 milligrams per day [mg/day] prednisolone or equivalent) and non-steroidal anti-inflammatory drugs (NSAIDs; up to the maximum recommended dose) are permitted if on a stable dose regimen for greater than or equal to [>/=] 4 weeks prior to baseline
  • Permitted non biologic DMARDs are allowed if a stable dose for at least 4 weeks prior to baseline
  • Receiving treatment on an outpatient basis, not including tocilizumab
  • Females of childbearing potential and males with female partners of childbearing potential must agree to use a reliable means of contraception during the study; females of childbearing potential must use a reliable means of contraception for at least 3 month following the last dose of tocilizumab

Exclusion Criteria:

  • Major surgery (including joint surgery) within 8 weeks prior to screening or planned major surgery within 6 months following baseline
  • Rheumatic autoimmune disease other than rheumatoid arthritis; secondary Sjögren's syndrome with rheumatoid arthritis is permitted
  • Functional Class 4 as defined by the ACR Classification of Functional Status in Rheumatoid Arthritis
  • Diagnosis of juvenile idiopathic arthritis or juvenile rheumatoid arthritis and/or rheumatoid arthritis before the age of 16
  • Prior history of or current inflammatory joint disease other than rheumatoid arthritis
  • Participants with lack of peripheral venous access
  • Exposure to tocilizumab (either intravenous [IV] or SC) at any time prior to baseline
  • Treatment with any investigational agent within 4 weeks (or five half-lives of the investigational drug, whichever is longer) of screening
  • Previous treatment with any cell-depending therapies
  • Treatment with IV gamma globulin, plasmapheresis within 6 months of baseline
  • Intra-articular or parenteral corticosteroids within 4 weeks prior to baseline
  • Immunization with a live/attenuated vaccine within 4 weeks prior to baseline
  • Any previous treatment with alkylating agents such as chlorambucil, or with total lymphoid irradiation
  • History of severe allergic or anaphylactic reactions to human, humanized, or murine monoclonal antibodies
  • Evidence of serious uncontrolled concomitant cardiovascular, nervous system, pulmonary, renal, hepatic, endocrine (including uncontrolled diabetes mellitus), or gastrointestinal disease
  • Known active current or history of recurrent bacterial, viral, fungal, mycobacterial, or other infections
  • Any major episode of infection requiring hospitalization of treatment with IV antibiotics within 4 weeks of screening or oral antibiotics within 2 weeks of screening
  • Active tuberculosis (TB) requiring treatment within the previous 3 years
  • Positive for hepatitis B surface antigen or hepatitis C antibody
  • Primary or secondary immunodeficiency (history of or currently active)
  • Evidence of active malignant disease, malignancies diagnosed within the previous 10 years (except for basal and squamous cell carcinoma of the skin or carcinoma in situ of the cervix uteri that has been excised and cured), or breast cancer diagnosed within the previous 20 years
  • Pregnant or breast feeding women
  • History of alcohol, drug or chemical abuse within 1 year prior to screening
  • Neuropathies or other conditions that interfere with pain evaluation

Sites / Locations

  • District Gen. Hosp. of Athens Laiko; A Propedeutic Internal Medicine Clinic & Research Center
  • Laiko General Hospital; Dept. of Pathophysiology-Uni of Athens
  • Hippokratio Hospital; 2Nd Internal Medicine
  • ATTIKO Hospital_4th University Internal Medicine Clinic
  • Uni General Hospital of Heraklion; Medicine and Rheumatology Clinical Immunology and Allergy Dept
  • Uni Hospital of Ioannina; Rheumatology
  • University General Hospital of Larissa; Rheumatology Unit
  • University Hospital of Patras; Rheumatology
  • EUROMEDICA Geniki Kliniki Thessalonikis; Rheumatology Department
  • General Hospital of Thessaloniki HIPPOKRATIO; Clinical Immunology Unit,2nd Dept of Internal Medicine

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

Tocilizumab

Arm Description

Participants will receive tocilizumab 162 milligrams (mg) SC injection once a week (QW) either as monotherapy or in combination with methotrexate or other non-biologic DMARDs during the treatment period of 52 weeks. The choice of monotherapy or combination treatment is according to the physician's judgment up to Week 24. Depending upon the participant's response to study regimen at Week 24, participant may either continue/discontinue/switch to tocilizumab monotherapy or may lead to intensification of methotrexate/non-biologic DMARDs with tocilizumab at a fixed dose of 162 mg SC QW till Week 52. After Week 52, participants who remain in study will enter a 8 week wash-out period and then (from Week 60) will proceed to the extension phase until tocilizumab is commercially available in Greece. Permitted DMARDs include methotrexate, azathioprine, chloroquine, hydroxychloroquine, leflunomide, and sulfasalazine.

Outcomes

Primary Outcome Measures

Percentage of Participants Who Achieved Disease Activity Score Based on 28 Joint Count and Erythrocyte Sedimentation Rate (DAS28-ESR) Remission at Week 24
DAS28-ESR score is a measure of participant's disease activity calculated using tender joint count in 28 joints (TJC28), swollen joint count in 28 joints (SJC28), patient global assessment of disease activity (PGA) (general health [GH]) using visual analog scale (VAS): 0 millimeter (mm)=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in millimeters per hour [mm/hr]). The score is calculated using the following formula: DAS28-ESR = [0.56 multiplied by (*) square root (√) of TJC28] plus (+) [0.28*√SJC28]+[0.70*the natural logarithm (ln) ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score of less than (<) 2.6 represents DAS28-ESR remission.

Secondary Outcome Measures

Percentage of Participants Who Maintained DAS28-ESR Remission From Week 24 up to Week 52 Among Participants on Tocilizumab Monotherapy Since Week 24
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score <2.6 represents DAS28-ESR remission. The percentage reported for Week 24 is based on confirmation on switching to SC tocilizumab monotherapy.
Percentage of Participants Who Achieved DAS28-ESR Remission/Low Disease Activity (LDA) From Week 28 up to Week 52 Among Participants With Intensification of Methotrexate/Other Non-Biologic DMARDs in Combination With Tocilizumab Since Week 24
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score <2.6 represents DAS28-ESR remission. DAS28-ESR score greater than or equal to (>/=) 2.6 and <3.2 represents LDA.
Change From Baseline in DAS28-ESR up to Week 52
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. A negative change from baseline indicates an improvement.
Number of Participants With American College of Rheumatology 20 (ACR20) Response
ACR20 response was defined as >/=20% improvement from baseline in both TJC28 and SJC28 as well as in 3 out of 5 additional parameters: Separate patient and physician's global assessment of disease activity on VAS (0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS), patient's assessment of pain on VAS (0 mm=no pain to 100 mm=unbearable pain, displayed on the 100 mm horizontal VAS), Health Assessment Questionnaire - Disability Index (HAQ-DI) (20 questions, 8 components: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and activities, 0=without any difficulty to 3=unable to do), and acute phase response (ESR in mm/hr, for a total possible score of 0 to 10).
Percentage of Participants With Good, Moderate, or No Response According to European League Against Rheumatism (EULAR) Response Criteria
Response to treatment was determined using EULAR criteria based upon DAS28 absolute scores at the assessment visit and the DAS28 reduction from the baseline visit. Participants with a score lesser than or equal to (</=) 3.2 and reduction of greater than (>) 1.2 points were assessed as having a 'good' response. Participants with a score >3.2 with reduction of >1.2 points, or a score </=5.1 with reduction of >0.6 to </=1.2 points, were assessed as having a 'moderate' response. Participants with a score >5.1 with reduction of >0.6 to </=1.2 points, or any score with reduction </=0.6 points, were assessed as having 'no response'.
Change From Baseline in Simplified Disease Activity Index (SDAI) Score up to Week 52
SDAI is an index for measuring disease activity. SDAI is the numerical sum of five outcome parameters: TJC28 and SJC28, PGA and physician global assessment of disease activity assessed on VAS (0 centimeter [cm]-10 cm); 0 cm= no disease activity and 10 cm= worst disease activity, and CRP (in milligrams per deciliter [mg/dL]). SDAI total score ranges from 0 to 86, with higher scores indicating increased (or severe) disease activity. SDAI score </=3.3 indicates clinical remission, >3.4 to 11 = low disease activity, >11 to 26 = moderate disease activity, and >26 = high (or severe) disease activity.
Change From Baseline in TJC28 up to Week 52
28 joints were assessed for tenderness and joints were classified as tender/not tender giving a total possible tender joint count score of 0 to 28. A negative change from baseline indicated improvement.
Change From Baseline in SJC28 up to Week 52
28 joints were assessed for swelling and joints were classified as swollen/not swollen giving a total possible swollen joint count score of 0 to 28. A negative change from baseline indicated improvement.
Percentage of Participants With Corticosteroid Dose Reduction or Discontinuation
Number of Participants by Reasons (Categories) for Corticosteroid Dose Reduction or Discontinuation
Reasons for corticosteroid dose reduction included: Safety Reasons (including elevated liver function test results, respiratory infections, infections and infestations, gastrointestinal disorders etc.); Other Reasons (disease remission, improvement etc.); and Unknown Reasons (including no reason). Number of participants by reasons (Safety, Other, Unknown) for corticosteroid dose reduction or discontinuation were reported.
Number of Participants With Anti-Tocilizumab Antibodies (ATA)
All samples were tested using a screening assay and, if positive, by a confirmation assay to determine specificity and a neutralizing assay to test for the ability to inhibit the activity of tocilizumab. Number of participants with a positive assay result for screening assay (ATA - Screen), confirmatory assay (ATA - Confirmatory), and neutralizing assay (ATA - Neutralizing) was reported separately.
Soluble Interleukin-6 Receptor (sIL-6R) Levels
Tocilizumab Serum Levels
PGA, Using VAS Score
PGA was assessed on a 0 to 100 mm horizontal VAS. The extreme left end of the line = 0 mm, and was described as "no disease activity" (symptom-free and no arthritis symptoms) and the extreme right end = 100 mm, and was described as "maximum disease activity" (maximum arthritis disease activity). Higher values correspond to worst state of participant (high disease activity).
Patient Assessment of Pain, Using VAS Score
The participant's level of pain was assessed on a 0 to 100 mm horizontal VAS. The extreme left end of the line = 0 mm, and was described as "no pain" and the extreme right end = 100 mm, and was described as "unbearable pain". Higher values correspond to worst state of participant (higher level of pain).
HAQ-DI Score
The Stanford HAQ-DI is a patient-reported questionnaire specific for rheumatoid arthritis. It consists of 20 questions referring to 8 component sets: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and activities. Responses in each component set were scored from 0 (without any difficulty) to 3 (unable to do). The highest score recorded for any question in a category determines the score for the category, unless aids, devices, or help from another person was required. The HAQ-DI score was calculated as the sum of the category scores divided by the number of categories scored, giving a possible range of scores from 0 to 3. Scores of 0 to 1 are generally considered to represent "mild to moderate difficulty", 1 to 2 as "moderate to severe disability", and 2 to 3 as "severe to very severe disability".
Percentage of Participants Who Received All Planned Study Medication (Compliance)
Compliance (in terms of percentage of participants who received all planned study medication) was assessed on the basis of participant diary cards and return records.
Functional Assessment of Chronic Illness Therapy (FACIT)-Fatigue Total Score
FACIT-Fatigue total score is sum of FACIT-General subscale score and FACIT-Fatigue (additional concerns) subscale score. FACT-General consists of 27 questions grouped in 4 domains of general health-related quality of life: physical well-being, social/family well-being, emotional well-being, and functional well-being; each item ranges from 0 (not at all) to 4 (very much). FACT-General score ranges between 0-108. FACIT-Fatigue subscale is a 13-item questionnaire that evaluates self-reported fatigue and its impact upon daily activities. Each item ranges from 0 (Not at all) to 4 (Very much). For all items, except for the 2 negatively stated ones, the code was reversed and a new score was calculated as 4 minus the participant's response. The sum of all responses resulted in the FACIT-Fatigue subscale score for a total possible score of 0 (worse score) to 52 (better score). FACIT-Fatigue total score (FACT-G plus FACT-F subscale scores) ranges from 0 (better score) to 160 (worse score).

Full Information

First Posted
August 30, 2013
Last Updated
April 23, 2018
Sponsor
Hoffmann-La Roche
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1. Study Identification

Unique Protocol Identification Number
NCT01941095
Brief Title
A Study of Subcutaneous Tocilizumab as Monotherapy and/or in Combination With Non-Biologic Disease Modifying Anti-Rheumatic Drugs (DMARDs) in Participants With Rheumatoid Arthritis
Official Title
Multicenter, Open Label, Phase IIIb Study to Evaluate the Safety and Tolerability of Subcutaneous Tocilizumab as Monotherapy and/or in Combination With Methotrexate or Other Non-Biologic Disease-Modifying Antirheumatic Drugs in Patients With Rheumatoid Arthritis
Study Type
Interventional

2. Study Status

Record Verification Date
April 2018
Overall Recruitment Status
Completed
Study Start Date
November 20, 2013 (Actual)
Primary Completion Date
July 10, 2016 (Actual)
Study Completion Date
July 10, 2016 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Hoffmann-La Roche

4. Oversight

Studies a U.S. FDA-regulated Drug Product
No
Studies a U.S. FDA-regulated Device Product
No

5. Study Description

Brief Summary
This Phase IIIb, multicenter, open label, single arm study will evaluate the safety and efficacy of subcutaneous (SC) tocilizumab as monotherapy or in combination with methotrexate or other non-biologic DMARDs in participants with active rheumatoid arthritis who are either naïve to or have an inadequate response to prior non-biologic or/and biologic DMARDs. The anticipated time on study treatment is 52 weeks. Those participants who will complete the 60-week study period and have achieved Disease Activity Score 28 (DAS28) remission or a good European League Against Rheumatism (EULAR) response at 52 weeks will be eligible to enter the extension phase until tocilizumab is commercially available and reimbursed in Greece.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Rheumatoid Arthritis

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 3
Interventional Study Model
Single Group Assignment
Masking
None (Open Label)
Allocation
N/A
Enrollment
100 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Tocilizumab
Arm Type
Experimental
Arm Description
Participants will receive tocilizumab 162 milligrams (mg) SC injection once a week (QW) either as monotherapy or in combination with methotrexate or other non-biologic DMARDs during the treatment period of 52 weeks. The choice of monotherapy or combination treatment is according to the physician's judgment up to Week 24. Depending upon the participant's response to study regimen at Week 24, participant may either continue/discontinue/switch to tocilizumab monotherapy or may lead to intensification of methotrexate/non-biologic DMARDs with tocilizumab at a fixed dose of 162 mg SC QW till Week 52. After Week 52, participants who remain in study will enter a 8 week wash-out period and then (from Week 60) will proceed to the extension phase until tocilizumab is commercially available in Greece. Permitted DMARDs include methotrexate, azathioprine, chloroquine, hydroxychloroquine, leflunomide, and sulfasalazine.
Intervention Type
Drug
Intervention Name(s)
Azathioprine
Intervention Description
Participants may receive azathioprine as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Chloroquine
Intervention Description
Participants may receive chloroquine as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Hydroxychloroquine
Intervention Description
Participants may receive hydroxychloroquine as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Leflunomide
Intervention Description
Participants may receive leflunomide as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Methotrexate
Intervention Description
Participants may receive methotrexate as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Sulfasalazine
Intervention Description
Participants may receive sulfasalazine as a concomitant therapy with tocilizumab as per physician's judgment at a stable dose that was initiated at least 4 weeks prior to baseline.
Intervention Type
Drug
Intervention Name(s)
Tocilizumab
Other Intervention Name(s)
RoActemra, Actemra
Intervention Description
Participants will receive tocilizumab at a fixed dose of 162 mg SC QW either as monotherapy or in combination with non-biologic DMARDs.
Primary Outcome Measure Information:
Title
Percentage of Participants Who Achieved Disease Activity Score Based on 28 Joint Count and Erythrocyte Sedimentation Rate (DAS28-ESR) Remission at Week 24
Description
DAS28-ESR score is a measure of participant's disease activity calculated using tender joint count in 28 joints (TJC28), swollen joint count in 28 joints (SJC28), patient global assessment of disease activity (PGA) (general health [GH]) using visual analog scale (VAS): 0 millimeter (mm)=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in millimeters per hour [mm/hr]). The score is calculated using the following formula: DAS28-ESR = [0.56 multiplied by (*) square root (√) of TJC28] plus (+) [0.28*√SJC28]+[0.70*the natural logarithm (ln) ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score of less than (<) 2.6 represents DAS28-ESR remission.
Time Frame
Week 24
Secondary Outcome Measure Information:
Title
Percentage of Participants Who Maintained DAS28-ESR Remission From Week 24 up to Week 52 Among Participants on Tocilizumab Monotherapy Since Week 24
Description
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score <2.6 represents DAS28-ESR remission. The percentage reported for Week 24 is based on confirmation on switching to SC tocilizumab monotherapy.
Time Frame
Weeks 24, 28, 32, 36, 40, 44, 48, 52
Title
Percentage of Participants Who Achieved DAS28-ESR Remission/Low Disease Activity (LDA) From Week 28 up to Week 52 Among Participants With Intensification of Methotrexate/Other Non-Biologic DMARDs in Combination With Tocilizumab Since Week 24
Description
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. DAS28-ESR score <2.6 represents DAS28-ESR remission. DAS28-ESR score greater than or equal to (>/=) 2.6 and <3.2 represents LDA.
Time Frame
Weeks 28, 32, 36, 40, 44, 48, 52
Title
Change From Baseline in DAS28-ESR up to Week 52
Description
DAS28-ESR score is a measure of participant's disease activity calculated using TJC28, SJC28, PGA using VAS 0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS, and acute phase response (ESR in mm/hr) for a total possible score of 0 to 10. The score is calculated using the following formula: DAS28-ESR = [0.56 * √TJC28 + [0.28*√SJC28]+[0.70*ln ESR]+[0.014*GH]. DAS28-ESR score varies from 0 to 10, where higher scores represent greater disease activity. A negative change from baseline indicates an improvement.
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Number of Participants With American College of Rheumatology 20 (ACR20) Response
Description
ACR20 response was defined as >/=20% improvement from baseline in both TJC28 and SJC28 as well as in 3 out of 5 additional parameters: Separate patient and physician's global assessment of disease activity on VAS (0 mm=no disease activity to 100 mm=maximum disease activity, displayed on the 100 mm horizontal VAS), patient's assessment of pain on VAS (0 mm=no pain to 100 mm=unbearable pain, displayed on the 100 mm horizontal VAS), Health Assessment Questionnaire - Disability Index (HAQ-DI) (20 questions, 8 components: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and activities, 0=without any difficulty to 3=unable to do), and acute phase response (ESR in mm/hr, for a total possible score of 0 to 10).
Time Frame
Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Percentage of Participants With Good, Moderate, or No Response According to European League Against Rheumatism (EULAR) Response Criteria
Description
Response to treatment was determined using EULAR criteria based upon DAS28 absolute scores at the assessment visit and the DAS28 reduction from the baseline visit. Participants with a score lesser than or equal to (</=) 3.2 and reduction of greater than (>) 1.2 points were assessed as having a 'good' response. Participants with a score >3.2 with reduction of >1.2 points, or a score </=5.1 with reduction of >0.6 to </=1.2 points, were assessed as having a 'moderate' response. Participants with a score >5.1 with reduction of >0.6 to </=1.2 points, or any score with reduction </=0.6 points, were assessed as having 'no response'.
Time Frame
Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Change From Baseline in Simplified Disease Activity Index (SDAI) Score up to Week 52
Description
SDAI is an index for measuring disease activity. SDAI is the numerical sum of five outcome parameters: TJC28 and SJC28, PGA and physician global assessment of disease activity assessed on VAS (0 centimeter [cm]-10 cm); 0 cm= no disease activity and 10 cm= worst disease activity, and CRP (in milligrams per deciliter [mg/dL]). SDAI total score ranges from 0 to 86, with higher scores indicating increased (or severe) disease activity. SDAI score </=3.3 indicates clinical remission, >3.4 to 11 = low disease activity, >11 to 26 = moderate disease activity, and >26 = high (or severe) disease activity.
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Change From Baseline in TJC28 up to Week 52
Description
28 joints were assessed for tenderness and joints were classified as tender/not tender giving a total possible tender joint count score of 0 to 28. A negative change from baseline indicated improvement.
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Change From Baseline in SJC28 up to Week 52
Description
28 joints were assessed for swelling and joints were classified as swollen/not swollen giving a total possible swollen joint count score of 0 to 28. A negative change from baseline indicated improvement.
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Percentage of Participants With Corticosteroid Dose Reduction or Discontinuation
Time Frame
From Baseline up to Week 52
Title
Number of Participants by Reasons (Categories) for Corticosteroid Dose Reduction or Discontinuation
Description
Reasons for corticosteroid dose reduction included: Safety Reasons (including elevated liver function test results, respiratory infections, infections and infestations, gastrointestinal disorders etc.); Other Reasons (disease remission, improvement etc.); and Unknown Reasons (including no reason). Number of participants by reasons (Safety, Other, Unknown) for corticosteroid dose reduction or discontinuation were reported.
Time Frame
From Baseline up to Week 52
Title
Number of Participants With Anti-Tocilizumab Antibodies (ATA)
Description
All samples were tested using a screening assay and, if positive, by a confirmation assay to determine specificity and a neutralizing assay to test for the ability to inhibit the activity of tocilizumab. Number of participants with a positive assay result for screening assay (ATA - Screen), confirmatory assay (ATA - Confirmatory), and neutralizing assay (ATA - Neutralizing) was reported separately.
Time Frame
Baseline (Week 1), Weeks 12, 24, 36, 52, and 8 weeks after Week 52 dose (Week 60)
Title
Soluble Interleukin-6 Receptor (sIL-6R) Levels
Time Frame
Baseline (Week 1), Weeks 12, 24, 36, 52, and 8 weeks after Week 52 dose (Week 60)
Title
Tocilizumab Serum Levels
Time Frame
Baseline (Week 1), Weeks 12, 24, 36, 52, and 8 weeks after Week 52 dose (Week 60)
Title
PGA, Using VAS Score
Description
PGA was assessed on a 0 to 100 mm horizontal VAS. The extreme left end of the line = 0 mm, and was described as "no disease activity" (symptom-free and no arthritis symptoms) and the extreme right end = 100 mm, and was described as "maximum disease activity" (maximum arthritis disease activity). Higher values correspond to worst state of participant (high disease activity).
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Patient Assessment of Pain, Using VAS Score
Description
The participant's level of pain was assessed on a 0 to 100 mm horizontal VAS. The extreme left end of the line = 0 mm, and was described as "no pain" and the extreme right end = 100 mm, and was described as "unbearable pain". Higher values correspond to worst state of participant (higher level of pain).
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
HAQ-DI Score
Description
The Stanford HAQ-DI is a patient-reported questionnaire specific for rheumatoid arthritis. It consists of 20 questions referring to 8 component sets: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and activities. Responses in each component set were scored from 0 (without any difficulty) to 3 (unable to do). The highest score recorded for any question in a category determines the score for the category, unless aids, devices, or help from another person was required. The HAQ-DI score was calculated as the sum of the category scores divided by the number of categories scored, giving a possible range of scores from 0 to 3. Scores of 0 to 1 are generally considered to represent "mild to moderate difficulty", 1 to 2 as "moderate to severe disability", and 2 to 3 as "severe to very severe disability".
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Percentage of Participants Who Received All Planned Study Medication (Compliance)
Description
Compliance (in terms of percentage of participants who received all planned study medication) was assessed on the basis of participant diary cards and return records.
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Title
Functional Assessment of Chronic Illness Therapy (FACIT)-Fatigue Total Score
Description
FACIT-Fatigue total score is sum of FACIT-General subscale score and FACIT-Fatigue (additional concerns) subscale score. FACT-General consists of 27 questions grouped in 4 domains of general health-related quality of life: physical well-being, social/family well-being, emotional well-being, and functional well-being; each item ranges from 0 (not at all) to 4 (very much). FACT-General score ranges between 0-108. FACIT-Fatigue subscale is a 13-item questionnaire that evaluates self-reported fatigue and its impact upon daily activities. Each item ranges from 0 (Not at all) to 4 (Very much). For all items, except for the 2 negatively stated ones, the code was reversed and a new score was calculated as 4 minus the participant's response. The sum of all responses resulted in the FACIT-Fatigue subscale score for a total possible score of 0 (worse score) to 52 (better score). FACIT-Fatigue total score (FACT-G plus FACT-F subscale scores) ranges from 0 (better score) to 160 (worse score).
Time Frame
Baseline (Week 1), Weeks 2, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Diagnosis of active rheumatoid arthritis according to the revised (1987) ACR criteria or EULAR/ACR (2010) criteria Oral corticosteroids (less than or equal to [</=] 10 milligrams per day [mg/day] prednisolone or equivalent) and non-steroidal anti-inflammatory drugs (NSAIDs; up to the maximum recommended dose) are permitted if on a stable dose regimen for greater than or equal to [>/=] 4 weeks prior to baseline Permitted non biologic DMARDs are allowed if a stable dose for at least 4 weeks prior to baseline Receiving treatment on an outpatient basis, not including tocilizumab Females of childbearing potential and males with female partners of childbearing potential must agree to use a reliable means of contraception during the study; females of childbearing potential must use a reliable means of contraception for at least 3 month following the last dose of tocilizumab Exclusion Criteria: Major surgery (including joint surgery) within 8 weeks prior to screening or planned major surgery within 6 months following baseline Rheumatic autoimmune disease other than rheumatoid arthritis; secondary Sjögren's syndrome with rheumatoid arthritis is permitted Functional Class 4 as defined by the ACR Classification of Functional Status in Rheumatoid Arthritis Diagnosis of juvenile idiopathic arthritis or juvenile rheumatoid arthritis and/or rheumatoid arthritis before the age of 16 Prior history of or current inflammatory joint disease other than rheumatoid arthritis Participants with lack of peripheral venous access Exposure to tocilizumab (either intravenous [IV] or SC) at any time prior to baseline Treatment with any investigational agent within 4 weeks (or five half-lives of the investigational drug, whichever is longer) of screening Previous treatment with any cell-depending therapies Treatment with IV gamma globulin, plasmapheresis within 6 months of baseline Intra-articular or parenteral corticosteroids within 4 weeks prior to baseline Immunization with a live/attenuated vaccine within 4 weeks prior to baseline Any previous treatment with alkylating agents such as chlorambucil, or with total lymphoid irradiation History of severe allergic or anaphylactic reactions to human, humanized, or murine monoclonal antibodies Evidence of serious uncontrolled concomitant cardiovascular, nervous system, pulmonary, renal, hepatic, endocrine (including uncontrolled diabetes mellitus), or gastrointestinal disease Known active current or history of recurrent bacterial, viral, fungal, mycobacterial, or other infections Any major episode of infection requiring hospitalization of treatment with IV antibiotics within 4 weeks of screening or oral antibiotics within 2 weeks of screening Active tuberculosis (TB) requiring treatment within the previous 3 years Positive for hepatitis B surface antigen or hepatitis C antibody Primary or secondary immunodeficiency (history of or currently active) Evidence of active malignant disease, malignancies diagnosed within the previous 10 years (except for basal and squamous cell carcinoma of the skin or carcinoma in situ of the cervix uteri that has been excised and cured), or breast cancer diagnosed within the previous 20 years Pregnant or breast feeding women History of alcohol, drug or chemical abuse within 1 year prior to screening Neuropathies or other conditions that interfere with pain evaluation
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Clinical Trials
Organizational Affiliation
Hoffmann-La Roche
Official's Role
Study Director
Facility Information:
Facility Name
District Gen. Hosp. of Athens Laiko; A Propedeutic Internal Medicine Clinic & Research Center
City
Athens
ZIP/Postal Code
115 27
Country
Greece
Facility Name
Laiko General Hospital; Dept. of Pathophysiology-Uni of Athens
City
Athens
ZIP/Postal Code
115 27
Country
Greece
Facility Name
Hippokratio Hospital; 2Nd Internal Medicine
City
Athens
ZIP/Postal Code
11527
Country
Greece
Facility Name
ATTIKO Hospital_4th University Internal Medicine Clinic
City
Haidari
ZIP/Postal Code
124 62
Country
Greece
Facility Name
Uni General Hospital of Heraklion; Medicine and Rheumatology Clinical Immunology and Allergy Dept
City
Heraklion
ZIP/Postal Code
711 10
Country
Greece
Facility Name
Uni Hospital of Ioannina; Rheumatology
City
Ioannina
ZIP/Postal Code
455 00
Country
Greece
Facility Name
University General Hospital of Larissa; Rheumatology Unit
City
Larissa
ZIP/Postal Code
411 10
Country
Greece
Facility Name
University Hospital of Patras; Rheumatology
City
Patras
ZIP/Postal Code
265 04
Country
Greece
Facility Name
EUROMEDICA Geniki Kliniki Thessalonikis; Rheumatology Department
City
Thessaloniki
ZIP/Postal Code
544 65
Country
Greece
Facility Name
General Hospital of Thessaloniki HIPPOKRATIO; Clinical Immunology Unit,2nd Dept of Internal Medicine
City
Thessaloniki
ZIP/Postal Code
546 42
Country
Greece

12. IPD Sharing Statement

Citations:
PubMed Identifier
30649524
Citation
Choy E, Caporali R, Xavier R, Fautrel B, Sanmarti R, Bao M, Devenport J, Petho-Schramm A. Effects of concomitant glucocorticoids in TOZURA, a common-framework study programme of subcutaneous tocilizumab in rheumatoid arthritis. Rheumatology (Oxford). 2019 Jun 1;58(6):1056-1064. doi: 10.1093/rheumatology/key393.
Results Reference
derived
PubMed Identifier
29244149
Citation
Choy E, Caporali R, Xavier R, Fautrel B, Sanmarti R, Bao M, Bernasconi C, Petho-Schramm A. Subcutaneous tocilizumab in rheumatoid arthritis: findings from the common-framework phase 4 study programme TOZURA conducted in 22 countries. Rheumatology (Oxford). 2018 Mar 1;57(3):499-507. doi: 10.1093/rheumatology/kex443. Erratum In: Rheumatology (Oxford). 2018 Jun 1;57(6):1129.
Results Reference
derived

Learn more about this trial

A Study of Subcutaneous Tocilizumab as Monotherapy and/or in Combination With Non-Biologic Disease Modifying Anti-Rheumatic Drugs (DMARDs) in Participants With Rheumatoid Arthritis

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