RA - New and Emerging
RA - New and Emerging
Management Approaches in RA
Simply Speaking® Rheumatoid Arthritis “New and Emerging Treatments and Management Approaches in RA” is
Copyrighted 2020 by Practice Point Communications, unless otherwise noted. All rights reserved.
Educator
Arthur Kavanaugh, MD
Professor of Medicine
University of California at San Diego
Director, Center for Innovative Therapy
Division of Rheumatology, Allergy, and Immunology
• Disclosures
– Research Grant: None
– Royalty: None
– Stockholder: None
– Member, Speakers Bureau: None
– Consultant: Gilead, Abbvie, Pfizer, Eli Lilly
– Salary: None
– Other Financial or Material Support: None
– Plan to discuss investigational/off-label uses of drugs or devices? N
2
Learning Objectives
(CME/CNE/CPE)
• Upon completion of this educational activity, participants should be better able to:
– Identify immediate clinical needs/limitations of current rheumatoid arthritis therapy
– Discuss clinical considerations impacting individualized therapy for patients with rheumatoid arthritis
– Discuss clinical trial results of agents in late-stage clinical development and how such agents may impact
future management of patients with rheumatoid arthritis
3
Commonly Used DMARDs That Are FDA-Approved for RA
Baricitinib
Tofacitinib
Upadacitinib
80
ACR70 (%)
60 51% 53%*
47% (69%) 48% (75%)
43% (80%) (86%) 42%
(76%) 38% (77%)
40 (65%)
40% 29%
(62%)
24% (70%)
(62%) 29% 29%
27% (59%) 25% 28% (57%)
20 (62%) (61%) (67%) 22% 21%
(69%) (59%)
16%
(49%)
0
Abatacept Golimumab Tocilizumab Rituximab Certolizumab Etanercept Tofacitinib Baricitinib Upadacitinib
+ MTX + MTX + MTX + MTX + MTX + MTX (Oral-START) + MTX (SELECT-EARLY)
(AGREE) (GO-BEFORE) (FUNCTION) (IMAGE) (C-EARLY) (COMET) (RA-BEGIN)
*Week 48.
Dotted line: response with methotrexate monotherapy; numbers in parentheses are ACR20 rates.
Individual trials, not head-to-head comparisons.
Smolen JS, et al. Nat Rev Dis Primers. 2018;4(18001):1-23; van Vollenhoven R, et al. Arthritis Rheumatol. 2019;71(suppl 10). Abstract 928. 6
Treatment-Experienced Patients:
Achieving ACR70 With DMARDs ± Methotrexate
80 80
ACR70 (%)
ACR70 (%)
60 60
40 33%* 40
(71%)
24% 23%†
20% 20% 22% 20% 20% (62%) (56%)
(59%) 17%
(68%) (60%) (54%) (52%)
20 20 12% 12% 16% (46%)
10% 12% (51%)
(34%) (53%) (51%)
(50%)
0 0
Abatacept Golimumab Tocilizumab Rituximab Tofacitinib Baricitinib Upadacitinib Abatacept Golimumab Tocilizumab Rituximab Tofacitinib Baricitinib Upadacitinib
+ MTX + MTX + MTX + MTX + MTX + MTX (SELECT- + MTX + MTX + MTX + MTX + MTX + MTX (SELECT-
(AIM) (GO-FORWARD) (OPTION) (DANCER) (Oral- (RA-BUILD) MONOTHERAPY) (ATTAIN) (GO-AFTER) (RADIATE) (REFLEX) (Oral-STEP) (RA-BEACON) (BEYOND)
STANDARD)
• RA is a chronic progressive disease that, if incompletely treated, can lead to progressive joint
destruction and disability
• The number of treatment options for RA has increased substantially, as have the improvements in
efficacy and safety outcomes
• Limitations with currently available RA treatment options
– Most agents remain partially effective
– Impact of comorbidities
– Safety considerations
• There remains an unmet need for RA treatments that provide excellent response, safety, and are
cost-effective
8
Potential Future Therapeutics for RA
• New Therapies
– Recently approved and under review by the FDA
• Jakinibs (upadacitinib and filgotinib)
• Emerging management approaches
10
JAK Signalling by Various Cytokines
• 4 types of JAKs
(JAK 1, 2, 3, and TYK2) Ɣ c Cytokines gp120 c Cytokines
IL-3, IL-5, GM-CSF,
– Individual JAK protein cannot carry a G-CSF EPO, TPO,
IL-2, IL-4, IL-7, IL-12, INFα,
signal on its own; it must pair with IL-9, IL-15, IL-21 IL-6 IL-23 GH, leptin, prolactin IFN IFNƔ
either 1 or 2 other members of the
JAK family
– Only homodimer is JAK2
13
Upadacitinib Dosage and Administration
• Patients treated with upadacitinib are at increased risk for developing serious infections that may lead to
hospitalization or death
– Most cases were taking concomitant immunosuppressants such as methotrexate or corticosteroids
• Reported infections
– Active TB
• Test for latent TB before and during upadacitinib (consider treatment for latent infection prior to upadacitinib use)
– Invasive fungal infections (including cryptococcosis and pneumocystosis), bacterial, viral (including herpes zoster), and
other infections due to opportunistic pathogens
• Carefully consider the risks and benefits of upadacitinib prior to initiating therapy in patients with chronic or
recurrent infection
• Closely monitor for signs/symptoms of infection during/after treatment (including TB in patients who tested
negative for latent TB infection prior to initiating therapy)
• Malignancies
– Lymphoma and other malignancies have been observed in patients treated with upadacitinib
• Thrombosis (including deep venous thrombosis, pulmonary embolism, and arterial thrombosis) have
occurred with Janus kinase inhibitors used to treat inflammatory conditions
– Many of these adverse events were serious and some resulted in death
– Consider the risks and benefits prior to treating patients who may be at increased risk
– Patients with symptoms of thrombosis should be promptly evaluated and treated appropriately
Primary Current
Endpoint Analysis
Patients (%)
60 60
54%* 52%*
50%
47%*
44%*
40 39% 40
35%* 33%*
28% 29%*
26%
20 20 17%
13%
76%* 77%* 54% 52%* 56%* 28% 33%* 37%* 14% 36%* 41%* 14% 16%* 21%* 6% 13%* 15%* 6%
0 0
ACR20 ACR50 ACR70 DAS28-CRP <2.6 CDAI ≤2.8 Boolean REM
NRI: Non-responder imputation method.
Numbers in bars are response rates at week 12.
*P<0.001 versus MTX.
van Vollenhoven R, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 207. 18
SELECT-EARLY: Updated
Slide
Safety Outcomes at Week 72
ACR20/50/70 100
Clinical Remission
100 UPA 15 mg qd (n=651)
UPA 15 mg qd (n=651)
ADA 40 mg q2 weeks (n=327) ADA 40 mg q2 weeks (n=327)
80 80
64%‡
Patients (%)
Patients (%)
60 60
53%
51%‡
41%‡
40 38% 38%‡ 40
28%‡
25% 26%
20 20 17%
Primary Current
Endpoint Analysis
*Infusion at baseline and at weeks 2, 4, 8, 12, 16, and 20.
Primary outcomes (week 12):
Change in DAS28-CRP (non-inferiority margin 0.6).
Secondary outcomes (week 12):
Proportion achieving DAS28-CRP ≤2.6.
Change in DAS28-CRP (superiority).
Baseline characteristics:
Time since RA diagnosis: 11-12 years.
Female: 82%.
Mean age: 56 years.
RF and anti-CCP positive: 64%.
DAS28-CRP: 5.7-5.9.
CDAI: 38-41.
HAQ-DI: 1.7.
Rubbert-Roth A, et al. N Engl J Med. 2020;383:1511-1521. 23
SELECT-CHOICE: Upadacitinib Versus Abatacept in RA Updated
Citation
Patients With Inadequate Response/Intolerant to bDMARDs
Patients (%)
60
Week 12 Week 24
100 100
UPA 15 mg qd (n=303) UPA 15 mg qd (n=303)
ABA infusion (n=309) ABA infusion (n=309)
80 79%
76%* 80
74%
66%*
Patients (%)
Patients (%)
60 60 59%*
50%
46%†
40 40 37%†
34%
27%
22% †
20 20
14%
0 0
ACR20 ACR50 ACR70 ACR20 ACR50 ACR70
events was similar between the 2 arms Herpes zoster virus (%) 1 1
Malignancy (%) 0 0
• Numerically higher grade 3 events were MACE (%) <1 0
detected for selected laboratory values in the VTE (%) 1 0
upadacitinib arm Death (%) <1 1
– Elevated AST/ALT, lymphopenia, and elevated Grade 3/4 laboratory abnormalities (%)
AST (3-8x/>8x ULN) 3/<1 <1/0
creatine phosphokinase ALT (3-8x/>8x ULN) 3/0 0/0
Lymphocytes (0.5-1/<0.5 x103) 13/2 8/<1
Creatine phosphokinase (5-10x/>10x ULN) <1/1 0/0
MACE: major adverse cardiac event.
VTE: venous thromboembolic event.
Rubbert-Roth A, et al. N Engl J Med. 2020;383:1511-1521. 26
SELECT-COMPARE: New
Slide
Patient-Reported Outcomes at Week 12
Patients (%)
60
function, pain, and general health were
observed with upadacitinib compared with
40
abatacept
20
0
*P<0.05 versus abatacept. Physical Bodily Pain General Health
MCID: minimally clinically important differences,
defined as increase of ≥5.0 points for all SF-36 domains. Functioning
Bergman M, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 1728. 27
Safety Profile of Upadacitinib Up to 3 Years in RA: Updated
Citation
Integrated Analysis From the SELECT Phase 3 Trials
Data from 5 randomized phase 3 studies (SELECT-EARLY, SELECT-NEXT, SELECT-MONOTHERAPY, SELECT-COMPARE, AND SELECT-BEYOND).
NMSC: nonmelanoma skin cancer; MACE: major adverse cardiac events; VTE: venous thromboembolic events.
Cohen S, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 237. 28
Updated
Slide
Filgotinib
29
FINCH 3: Updated
Citation
Filgotinib ± MTX in MTX-Naïve RA Patients
SJC: swollen joint count; TJC: tender joint count; RF: rheumatoid factor;
aCCP: anti-cyclic citrullinated peptide antibody. Primary Endpoint Current
Baseline characteristics: Proportion achieving ACR20 Analysis
Time since RA diagnosis: 2.2 years.
DAS28-CRP: 5.7.
HAQ-DI score: 1.6.
SF-36:
PCS/MCS: 34/43-45.
FACIT-fatigue: 27-28.
VAS pain assessment: (mm): 64-67.
Patients (%)
Patients (%)
60 60
53%*
48% 48% †
46%*
45%† 44%†
40%*
40 40 38%*
35%†
32%
30% 30%*
27%†
22%†
20 20 18%
13%
11%
80%* 81%† 78% 71% 57%‡ 62%† 58%‡ 46% 40%† 44%† 40%† 26% 43%* 54%* 42%* 29% 27%* 26%* 21%† 13% 21%* 23%* 18%† 11%
0 0
ACR20 ACR50 ACR70 DAS28-CRP CDAI Boolean
<2.6 ≤2.8 Remission
NRI: Non-responder imputation method. Numbers in bars are response rates at week 24.
*P<0.05, †P<0.001, and ‡P<0.01 versus methotrexate monotherapy.
Westhovens R, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 217. 31
FINCH 3: Updated
Citation
Safety Outcomes at Week 52
SJC: swollen joint count; TJC: tender joint count; RF: rheumatoid factor; Week 0 12 24 52
aCCP: anti-cyclic citrullinated peptide antibody.
Background stable doses of NSAIDs, paracetamol, oral steroids,
or inhaled steroids were allowed.
Baseline characteristics: Primary Endpoint Current
Time since RA diagnosis: 8 years. Proportion Achieving ACR20 Analysis
Female: 82%. (filgotinib versus placebo)
DAS28-CRP: 5.7.
HAQ-DI score: 1.6.
SF-36:
PCS/MCS: 33/44-46.
FACIT-fatigue: 27-28.
VAS pain assessment: (mm): 64-66.
Patients (%)
Patients (%)
60 60
54%§
46%
43% 43%
40% 40%
40 40
29%§
24% 24% 22%§
20 20 19% 17%
70%* 77%* 71% 36%* 47%* 35% 19%* 26%* 14% 24%* 34%† 24%* 11%‡ 12%† 6% 6%* 9%† 5%¶
0 0
ACR20 ACR50 ACR70 DAS28-CRP <2.6 CDAI ≤2.8 Boolean Remission
Placebo (n=475) ACR20/50/70 at week 12: 50%/20%/7%. Placebo (n=475) at week 12: 9%/3%/2%.
*P<0.001 versus placebo. *P<0.001 versus placebo; †P<0.001 versus placebo and P<0.01 versus ADA;
‡
P<0.001 versus placebo and P<0.05 versus ADA; ¶P<0.001 versus placebo
NRI: Non-responder imputation method. Numbers in bars are response rates at week 12. and P<0.05 versus ADA; §P<0.05 versus ADA.
Combe B, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 208. 34
FINCH 1: Updated
Citation
Safety Outcomes at Week 24 and 52
Baseline characteristics:
Time since RA diagnosis: 12 years.
DAS28-CRP: 5.9.
Genovese MC, et al. JAMA. 2019;322:315-325.
Gottenberg J, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 216. 36
FINCH 2: Updated
Slide
Response Rates at Week 24 by Number of Prior bDMARDs
Patients (%)
60 56%† 60
50%
40 40
35% 34%*
32%
27%†
24%
21%
20 20
15%
6%
57%* 65%* 36% 59%* 68%* 18% 40%* 52%* 25% 29* 38% † 9%
0 0
<3 Prior bDMARDs ≥3 Prior bDMARDs <3 Prior bDMARDs ≥3 Prior bDMARDs
(n=119/110/114) (n=34/38/34) (n=119/110/114) (n=34/37/34)
Numbers in bars are response rates at week 12.
*P<0.001 and †P<0.01 versus placebo.
Genovese MC, et al. JAMA. 2019;322:315-325; Gottenberg J, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 216. 37
FINCH 2: Updated
Citation
Safety Outcomes at Week 24
39
New and Emerging Therapies for Rheumatoid Arthritis:
Summary of Focus on Jakinibs
41
Prevention of RA and Treatment of Early RA
– There is no risk stratification method to reliably estimate the risk of progressing to RA for
individual persons
• Genetic variables
Duration of Pre-Diagnosis
– >100 genetic risk variants identified RF and Anti-CCP Antibody Positivity
10
– Genetic-based scoring systems remains limited Anti-RF positive 9.2
Anti-CCP positive 8.6
8.4
• Serologic biomarkers
8
RA Diagnosis (years)
– ~66% of patients diagnosed with RA were ACPA-
Duration Before
6.4
positive 6 to 10 years before their diagnosis
6 5.5
• Population prevalence (pre-test probability) of RA is low
(positive predictive value: ~70%)
4.1
4
• ACPA positive healthy individuals: 2% to 5% or more 3.3
2.8
• Probability of developing RA in an unselected ACPA-
positive population: ~50% 2
• Prevention programs are mainly aimed at individuals with undifferentiated arthritis and encompass
risk factor modification and pharmacologic strategies
– No evidence is available to support the use of DMARDs in patients without clinical arthritis
– Understanding the biology of disease in each stage on an individual level so that optimal intervention may be
applied
Phase 4 (n=812)
Open-label, non-inferiority
Adults with early, treatment-naïve RA Conventional Therapy
(MTX + Prednisolone or Triple Therapy + IA Corticosteroids)
ACR/EULAR 2010 criteria
DAS28-CRP >3.2
Certolizumab-Pegol
SJC/TJC (66/68): ≥2
+ MTX
<24 months symptom duration
RF or ACPA positive or CRP >10 mg/L Abatacept
+ MTX
Tocilizumab
+ MTX
Week 0 12 24
Patients (%)
60
• Key secondary outcomes* were generally similar
51%
across treatment arms 46%
42% 41%
40
20
Patients (%)
60
– Initial combination therapy with infliximab
• Lack of consensus on the definition of early RA; evolution over recent years
– <2 years from onset of symptoms (NICE, 2009)
51
Recognition of the Role of Individualized Therapy for RA
• Therapeutics are not delivered via a pathogenetically coherent protocol that takes account of early
dominant autoimmunity and later damage-related effector pathways
– Predictors to permit precision medicine approaches in rheumatology are lacking
• Treatment decisions should be based on safety, tolerability, disease activity, and other patient
factors, such as comorbidities and progression of structural damage
– Shared decision between the patient and the rheumatologist
• Although stringent remission (or at least low disease activity) is today’s therapeutic goal, many
patients do not reach/achieve this target but remain dependent on medication
– Pathogenesis of RA non-responders remains unidentified
– More research is needed to tie the epigenetic, environmental, and therapeutic factors together to optimize
treatment response
Smolen JS, et al. Ann Rheum Dis. 2020;79:685-699.
Kerschbaumer A, et al. Ann Rheum Dis. 2020;79:744-759.
Mahler M, et al. Autoimmun Rev. 2020;19(5):102506.
Greenblatt HK, et al. Curr Opin Rheumatol. 2020;32:289-296.
Drosos AA, et al. Clin Rheumatol. 2020;39:1363-1368.
Drosos AA, et al. J Clin Med. 2019;8:1237.
Singh JA, et al. Arthritis Care Res. 2016;68:1-26. 52
Comorbidities in Patients With RA
• Treatment decisions are based on disease activity, safety issues, EULAR 2019 Update
and other patient factors, such as comorbidities and progression
of structural damage
• Recommendations (although evidence-driven) are aspirational in
nature, reflecting ‘best practice’ provided in an ideal world
– Assume awareness of various safety issues, patient adherence, and
costs are not limiting
• Safety from randomized controlled trials may not necessarily
represent real-world practice
– Safety signals inform future research
• Serious infections
– Moderate increased risk with bDMARDs versus csDMARDs (adjusted RR 3.1-3.9), with no clear difference
across bDMARDs
• Tuberculosis: increased risk with TNF inhibitors (adjusted RR 1.9-2.5) (especially with monoclonal antibodies, also
occurred with tsDMARDs)
• Herpes zoster: increased risk with tofacitinib and upadacitinib versus abatacept (class effect, especially in certain
ethnicities), but no increase with bDMARDs
• Upadacitinib
– Integrated safety analysis of phase 3 trials (monotherapy and in combination with csDMARDs) found no
increase in the incidence of VTE with upadacitinib (0.3-0.6/100 person years) versus adalimumab (1.1/100
person-years), MTX (0.5/100 person-years), and placebo (0.4/100 person years)
tofacitinib PE PE
– Sustained remission for ≥6 months (preferably several visits with continuous state being the goal)
– Instruct patients on the risks of relapse as well as the way to manage them
– Reintroduction of the former DMARD regimen recaptures remission in virtually all patients relapsing
Phase 3
Double-blind
Etanercept 50 mg sc qw (MTX withdrawal)
SDAI ≤3.3 at screening
(n=101)
“Very good disease control” for ≥6 months
(per investigator) on etanercept + MTX MTX 10-25 mg qw (etanercept withdrawal)
Prednisone ≤5 mg or equivalent allowed (n=101)
Week 0 12 24 48
Rescue Therapy*
Etanercept 50 mg sc qw + Primary Endpoint
MTX 10-25 mg qw SDAI remission
(≤3.3)
*Rescue therapy:
SDAI >11 at any time or SDAI >3.3 and ≤11 on 3 separate visits, or SDAI >3.3 and ≤11
at
2 consecutive visits ≥2 weeks apart.
Baseline characteristics:
Duration of RA: 10-11 years.
Female: 76%.
SDAI remission: 94%. 64
Curtis JR, et al. Arthritis Rheumatol. 2020;72(suppl 10). Abstract 939.
SEAM-RA: New
Slide
Outcomes at Week 48
Patients (%)
• Time to disease worsening was shorter with 60
53%*
50%*
MTX monotherapy (198 days; P<0.001)
– Versus etanercept monotherapy: 253 days 40
29%
– Versus combination therapy: 336 days
20
• Rescue therapy
– Most patients recaptured SDAI remission (71%- 0
Etanercept MTX Etanercept
80%) or low disease activity (75%-96%) Monotherapy Monotherapy + MTX
(n=101) (n=101) (n=51)
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