E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
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E.1.1.1 | Medical condition in easily understood language |
Rheumatoid Arthritis (RA) is a chronic, systemic inflammatory
autoimmune disease, characterised by a symmetrical polyarthritis that is
associated with substantial disability and morbidity |
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E.1.1.2 | Therapeutic area | Diseases [C] - Musculoskeletal Diseases [C05] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 19.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10039073 |
E.1.2 | Term | Rheumatoid arthritis |
E.1.2 | System Organ Class | 10028395 - Musculoskeletal and connective tissue disorders |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The main objectives of this study are to explore the activity of GM-CSF signaling pathway characterized by exploratory biomarkers in subjects with RA, the impact of GSK3196165 therapy, and whether there are any differences in this GM-CSF signaling pathway between subjects with early RA or established RA. |
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E.2.2 | Secondary objectives of the trial |
- To evaluate the safety and tolerability of GSK3196165 in subjects with RA.
- To evaluate the impact of GSK3196165 on inflammatory structural joint damage in the hand/wrist using MRI. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Age ≥18 years at the time of signing informed consent.
2. Meets ACR/EULAR 2010 RA Classification Criteria
AND Subject not diagnosed before age of 16 years.
3. Functional class I, II or III defined by the 1992 ACR Classification of Functional Status in RA.
4. Active disease as defined by:
a. Swollen joint count of ≥4 (66 joint count) and tender joint count of ≥4 (68 joint count) at screening and at day 1.
AND
b. DAS28(CRP) ≥3.2 at screening.
AND
c. CRP ≥3.0 mg/L.
5. Signs of inflammation such as synovitis in the MRI scan of the most affected hand.
6. Must be currently taking MTX (15 25 mg weekly) (oral/injected) for at least 12 weeks before screening, with no change in route of administration, with a stable and tolerated dose for ≥4 weeks prior to Day 1. A stable dose of MTX ≥7.5 mg/week is acceptable, if the MTX dose has been reduced for reasons of documented intolerance to MTX, e.g. hepatic or hematologic toxicity, or per local requirement.
7. Body weight ≥45 kg.
8. Male or female subjects are eligible to participate so long as they meet and agree to abide by the contraceptive criteria detailed in Appendix 12.2 of the protocol.
9. Capable of giving signed informed consent as described in Section 7.2 of the protocol which includes compliance with the requirements and restrictions listed in the consent form and in this protocol.
10. Willing to continue or initiate treatment with oral folic acid (at least 5 mg/week) or equivalent and be treated during the entire study (mandatory co medication for MTX treatment).
11. DLCO ≥60% predicted; FEV1 ≥70% predicted.
12. No evidence of active or latent infection with TB |
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E.4 | Principal exclusion criteria |
1.Pregnant or lactating, or women planning to become pregnant or initiating breastfeeding.
2.History of other inflammatory rheumatologic or autoimmune disorders, other than Sjögren's syndrome secondary to RA.
3.History of any respiratory disease which would compromise subject safety or the ability of the subject to complete the study
4.Clinically significant persistent cough or clinically significant or unstable dyspnea that is unexplained.
5.QT interval corrected for heart rate (QTc) >450msec or QTc >480 msec for subjects with bundle branch block. The QTc is the QT interval corrected for heart rate according to Fridericia's formula (QTcF).
6.Liver function tests: alanine aminotransferase (ALT) >1.5x upper limit of normal (ULN); aspartate transaminase (AST) >1.5 upper limit of normal; alkaline phosphatase and bilirubin ≥1.5xULN (isolated bilirubin >1.5xULN is acceptable if bilirubin is fractionated and direct bilirubin <35%).
7.Current active liver or biliary disease
8.Significant unstable or uncontrolled acute or chronic disease, pulmonary, hematologic, gastrointestinal, hepatic, renal, neurological, psychiatric, malignancy, endocrinologic or infectious diseases, which could confound the results of the study or put the subject at undue risk.
9.A history of malignant neoplasm within the last 10 years or breast cancer within the last 20 years, except for non melanoma skin cancers that have been excised and cured or carcinoma in situ of the uterine cervix.
10.Kidney disease: Current or history of renal disease, or estimated creatinine clearance <60 mL/min/1.73m^2 or serum creatinine >1.5xULN at screening.
11.Hereditary or acquired immunodeficiency disorder, including immunoglobulin deficiency.
12.History of infected joint prosthesis at any time, with the prosthesis still in situ. History of leg ulcers, catheters, chronic sinusitis or recurrent chest or urinary tract infections.
13.Active infections, or history of recurrent infections or has required management of acute or chronic infections
14.A vaccination within 30 days of Day 1 or BCG vaccination within 365 days of Day 1, or a live vaccination planned during the course of the study.
15.Any surgical procedure, including bone or joint surgery/synovectomy within 12 weeks prior to Day 1 or any planned surgery within the duration of the study or follow-up period.
16.Contraindication to MRI scanning
17.Use of prohibited medications:
•Prior to AND throughout the study: Any conventional DMARDs other than MTX must be withdrawn at least 2 weeks prior to Day 1.
18.Tofacitinib must be discontinued at least 2 weeks prior to Day 1.
19.Corticosteroids:
•Any IM, IV or intra articular (IA) corticosteroids within 8 weeks of Day 1.
•Oral corticosteroids
•Any treatment with >10 mg/day dose oral prednisolone (or equivalent) within 28 days of Day 1.
•New oral corticosteroid or changes in corticosteroid dose within the 28 days prior to Day 1. (New topical steroids and immunosuppressive agents are permitted).
20.Non steroidal anti inflammatory drugs (NSAIDs):
•New or change in dose of NSAID within 14 days of Day 1.
21.Any prior investigational treatment must be discontinued for at least
4 weeks or 5 half lives, whichever is longer, prior to Day 1.
22.Have current drug or alcohol abuse or dependence, or a history of drug or alcohol abuse or dependence within a year prior to Day 1.
23.History of sensitivity to any of the study treatments, or components thereof or a history of drug or other allergy that, in the opinion of the investigator or medical monitor, contraindicates their participation.
24.Abnormal chest X ray within 12 weeks of Day 1 judged by the investigator as clinically significant.
25.Any Grade 3 or 4 hematology or clinical chemistry laboratory abnormality at screening.
26.Hemoglobin ≤9 g/dL; white blood cell count ≤3.0 x 10^9/L; platelet count ≤100 x 10^9/L; absolute neutrophil count ≤1.5 x 10^9/L; lymphocyte count ≤0.5 x 10^9/L at screening. Refer to
Section 5.3.1 and Section 5.3.2.
27.Serologic evidence of current/previous Hepatitis B virus (HBV) infection based on the results of testing for Hepatitis B surface antigen (HBsAg) and anti Hepatitis B core (anti HBc) antibody as follows at screening:
•Subjects positive for HBsAg and/or positive for anti HBc antibody (regardless of anti HBs antibody status) are excluded.
28.Hepatitis C: Positive test for Hepatitis C virus (HCV) antibody confirmed on a subsequent blood sample by RNA polymerase chain reaction (PCR) assay at screening.
•Subjects who are positive for Hepatitis C antibody and negative when the Hepatitis C RNA PCR assay is performed on a subsequent sample will be eligible to participate. Subjects who are positive for Hepatitis C antibody and have a positive result for the HCV when the Hepatitis C RNA PCR assay is performed on the subsequent sample will not be eligible to participate.
29.Positive serology for HIV 1 or 2 at screening. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Changes from baseline in exploratory biomarkers |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
- Incidence of adverse events (AEs), serious adverse events (SAEs), adverse events of special interest (AESIs).
- Immunogenicity (anti drug antibodies [ADAs])
- Change from baseline in synovitis, osteitis and erosion as assessed by Outcome Measures in Rheumatology (OMERACT) rheumatoid arthritis MRI scoring system (RAMRIS) and rheumatoid arthritis MRI quantitative score (RAMRIQ) in the most affected hand/wrist. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
At various time points up to Week 22 as defined in the protocol |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | Yes |
E.6.11 | Pharmacogenomic | Yes |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | Yes |
E.6.13.1 | Other scope of the trial description |
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E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 6 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 7 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Germany |
Poland |
United States |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | 10 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 1 |
E.8.9.2 | In all countries concerned by the trial months | 5 |
E.8.9.2 | In all countries concerned by the trial days | 18 |