Elevating Psoriasis and Comorbidity Management With TYK2 Inhibition: Achieving and Sustaining Outcomes to Transform Care
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Oct 31, 2025
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About This Presentation
Chair, April W. Armstrong, MD, MPH, discusses psoriasis in this CME/MOC/NCPD/AAPA/IPCE activity titled “Elevating Psoriasis and Comorbidity Management With TYK2 Inhibition: Achieving and Sustaining Outcomes to Transform Care.” For the full presentation, downloadable Practice Aids, and complete C...
Chair, April W. Armstrong, MD, MPH, discusses psoriasis in this CME/MOC/NCPD/AAPA/IPCE activity titled “Elevating Psoriasis and Comorbidity Management With TYK2 Inhibition: Achieving and Sustaining Outcomes to Transform Care.” For the full presentation, downloadable Practice Aids, and complete CME/MOC/NCPD/AAPA/IPCE information, and to apply for credit, please visit us at https://bit.ly/3IdlHLP. CME/MOC/NCPD/AAPA/IPCE credit will be available until October 7, 2026.
Size: 5.25 MB
Language: en
Added: Oct 31, 2025
Slides: 47 pages
Slide Content
Elevating Psoriasis and Comorbidity
Management With TYK2 Inhibition
Achieving and Sustaining Outcomes
to Transform Care
April W. Armstrong, MD, MPH
Professor and Chief of Dermatology
University of California, Los Angeles (UCLA)
Los Angeles, California
Go online to access full CME/MOC/NCPD/AAPA/IPCE information, including faculty disclosures.
Copyright
2000-2025, PeerView
Our Goals for Today
Enhance your knowledge of pathophysiology driving
PsO and related comorbidities
Prepare you to identify ideal patient candidates
for TYK2 inhibition in psoriatic disease management
Provide guidance on best strategies in developing
team-based, individualized PsO care plans
{Baker KF eta. Ann Rheum Di. 201877175-187. 2. Go Ket al ACRIARHP 2016. Aosta HL. i
3 ang Let Bal Chem. 2008283 28066-28073, 4. X et a J Biol Chom. 2002:277:14020-1408. PeerView
1. Baker KF et al. Ann Rheum Dis. 2018:77:175-187. 2. nk bir ACRIARHP 2016. Abstract 11L. Jiew
3 ang Let al la Chem 2008283 28066-28073. 4. X Jet a J Biol Chom, 2002:277 14020-14050. PeerView
TYK2 and JAK1/2/3 Are Structurally Different From Each Othe!
The regulatory, or pseudokinase, domains of TYK2, JAK1, JAK2, and JAK3 are different from each other
JAK1 JAK2 JAK3
Active (ATP-binding) domain: similar across family members
+ Typically, JAK1, JAK2, and JAK3 inhibitors bind to the ATP-binding site of the catalytic domain of the
JAK, resulting in competitive inhibition of the kinase; however, the ATP-binding domain shows high
sequence homology among the different JAKs, reducing the selectivity of such a therapeutic approach
+ Deucravacitinib, on the other hand, binds to the regulatory domain and thus inhibits TYK2 via an
allosteric mechanism
4. Tori Jet lJ Bie! Chem. 2015.20:11081-11074 PeerView
Deucravacitinib Treatment Durable Through 5 Years!
Analysis method: @As observed @TFR @mNRI
Start of
LTE
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‘himsvong AW et al Water cal Damatigy Conference 2025 PeerView
+ Zasocitinib and ESK-001 are investigational, selective TYK2 inhibitors being studied for the
treatment of psoriatic diseases
+ Both compounds inhibit TYK2 by targeting its regulatory (pseudokinase or allosteric) domain
Age! O Trial Status A Trial Status
Zasocitinib ° Soe ae ea stp + Positive phase 2b results
NDI-034858; ‘ ase 3 trials evaluating zasocitinil 3 |
QU vs placebo, apremilast, and pre Sulz ER
deucravacitinib ongoing going
Positive phase 2 results
ESK-001
Phase 3 ONWARD trial series ongoing
1. Mipsis gov. 2. Mari. Dermatol Ther (Hee). 2023.13:17-6. PeerView
PASI75 PASI 90 + Most frequent TEAES
- COVID-19
100 100 = es
~ Diarrhea
; 80 im x 00
om TEAES were more
Es Ë 60 e frequent with zasocitinib
8 4 a 2 40 ae (63%-62%) than placebo
5 (44%) but were generally
& 3 i mild, and no serious
22 10% g 2 = safety signals were
es observed
o 0
0.2.4 8 12 0 2 4 8 12
Time Since Treatment Start, wk Time Since Treatment Start, wk
+. Amatong AW et JA Dana 200410 406610142. sat gov NOTARE. PeerView
+ HPI
- 12-year history of PsO; not well controlled
on apremilast (ongoing GI side effects)
— Most bothered by scalp involvement
= Endorses persistent itching, scalp
discomfort, sleep disturbances, and
embarrassment
+ Objective findings
— BSA: moderately thick plaques on ~13%
of body
= PGA:4
- DLAI: 9
1. Dufin KC ot al. EADV 2025. Poster P1216,
PeerView.com/SMF827
Are there data to
support the use
of TYK2 inhibition in
scalp PsO?
How does TYK2
inhibition compare
with other therapies?
POETYK PSO-1 and PSO-2: Scalp-Specific PGA (ss-PGA) 0/1
Responses? Through Week 161?
In both trials, significantly more patients receiving deucravacitinib vs placebo and vs apremilast achieved ss-PGA 0/1 at week 16
+ Efficacy was significantly greater with deucravacitinib vs placebo by week 2 and vs apremilast by week 8
«Included patents wih a baseline ss-PGA score 23.» Missing data were imputed wih nonresponderimputaton
<P< 01 vs placebo, +P <.05 vs apremlast.»P <.0001 vs placebo. P< 0001 vs apremilast. PeerView
1 Armsirong AW et al, AAD VIX 2021. Lat breaker.
ss-PGA 0/1 responses at week 16 were maintained through week 52 with continuous deucravacitinib treatment
+ Patients who switched from placebo to deucravacitinib at week 16 achieved comparable ss-PGA 0/1 responses
at week 52 to those who received continuous deucravacitinib treatment
+ The majority (88.9%) of patients had scalp involvement at baseline; >55% of patients had moderate to severe scalp psoriasis (ss-PGA 23)
at baseline and were evaluated for ss-PGA 0/1 responses
‘Missing data wore imputod with nonrosponder imputation.
1-Armetrong AW eta. AAD VIX 2021. Late breaker.
Deucravacitinib showed robust efficacy and a consistent safety profile in moderate to severe scalp PsO,
including patients with limited BSA (23%), achieving superiority over placebo across all endpoints
+ HPI
= 12-year history of PsO; not well controlled
on apremilast (reports ongoing GI
side effects)
- Most bothered by scalp involvement
— Endorses persistent itching, scalp
discomfort, sleep disturbances,
and embarrassment
+ Objective findings
— BSA: moderately thick plaques on ~13%
of body
- PGA:4
= DLAI:9
1. Dufin KC ota. EADV 2025. Poster P1216
PeerView.com/SMF827
O Would you consider
TYK2 inhibition
for Tony?
How would you
navigate therapy
selection and shared
decision-making?
Meet Sharon: 56-Year-Old Woman With Long-Standing PsO
and New Onset PsA’
+ CC: 6-month history of morning stiffness
in fingers and ankles
+ HPI
- 23-year history of PsO; managed with
methotrexate 15 mg weekly and
occasional clobetasol ointment
+ Relevant PE findings
— Skin: erythematous plaques ~10% BSA
Nails: pitting, ridging, mild onycholysis
— Joints: swelling and tenderness bilaterally
— Enthesitis at Achilles bilaterally
No dactylitis
O Are there data to support the
use of TYK2 inhibition in PsA?
Deucravacitinib demonstrated superior and sustained efficacy across musculoskeletal,
dermatologic, and QOL endpoints in adults with active PsA through 52 weeks
+ CC: 6-month history of morning stiffness
in fingers and ankles
+ HPI
— 23-year history of PsO; managed with
methotrexate 15 mg weekly and
occasional clobetasol ointment
+ Relevant PE findings
— Skin: erythematous plaques ~10% BSA
Nails: pitting, ridging, mild onycholysis
— Joints: swelling and tenderness bilaterally
— Enthesitis at Achilles bilaterally
No dactylitis
O What would you consider in choosing
an agent with PsO and PsA efficacy?
Q How would you collaborate with the
interprofessional team?
Advantages of TYK2 Inhibitors C ntly Approved for Psoriasis’?
QQARQARARAR
No boxed warning
rable (low rates of headache, nausea, and diarrhea)
Efficacious (superi
Similar safety profile after 5 years vs 1 year of treatment in clinical trials
No lab tests other than TB required prior to therapy initiation
‘Superior drug clearance vs other therapeutics
Impact on comorbidities (promising results in PsA, lupus, and other IMIDs)
Oral therapeutic option for patients Could be considered a first-Iine agent since failure of other therapies is not
who are candidates required: it should not be limited to this since at least one third of the POETYK
for systemic or phototherapy PSO-1 and POETYK PSO-2 study population had prior biologic exposure
1. Atduoimuia A. Gooderham MU. Expat Rov Cin Imunol. 2022:18:185-187 few
2 Sap (dovcrvactn) Preserbng infomation, hips aww acoessdat 6a gowdrogstss_docetabe 2022214958: 0000 pa PeerView
Suitable for those with more moderate forms of plaque psoriasis
Effective for high-impact areas such as the scalp
Preferred for patients who desire an oral treatment
Recent results from the phase 3b/4 PSORIATYK SCALP study
showed that more than three times as many patients achieved
ss-PGA 0/1 with deucravacitinib as did those on placebo
(48.5% vs 13.7%; P < .0001) at 16 weeks, meeting the primary endpoint
Providers can initiate the following efforts to build or improve on
a coordinated care model for psoriatic conditions in their practices
Implement care pathways that involve routine comorbidity screenings,
personalized patient education, and support with necessary patient behavior changes
For underserved or lower-income populations, offer resources such as counseling on available
services for medication affordability and telehealth capabilities to address care-access
challenges for remote patients or those without adequate transportation for appointments