Drugs / Icotrokinra
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Icotrokinra

also known as JNJ-77242113 · PN-21235 · PN-235

Peptide targets IL23R via inhibition

Developed for
psoriasis · psoriatic arthritis · ulcerative colitis · Crohn disease · generalized pustular psoriasis
Investigated by
Janssen Research & Development, LLC · Janssen Pharmaceutical K.K. · Protagonist Therapeutics, Inc.

Regulatory milestones approvals, filings & regulatory actions · 2 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed psoriasis 1 milestone
Filed US (FDA) — psoriasis 2025-07-21

“today announced the submission of a New Drug Application (NDA) to the U.S. Food and Drug Administration (FDA)” jnj.com ↗

Approved Indication not stated 1 milestone
Approved US (FDA) ICOTYDE — 2026-03-17 fda.gov ↗

Trials 17

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT05703841 Feb → Apr 2023 — Janssen Research & Development, LLC Completed No outcome recorded
Phase 1 NCT05062200 Oct 2021 → Sep 2022 — Janssen Pharmaceutical K.K. Completed No outcome recorded
Phase 1 NCT04621630 Nov 2020 → Sep 2021 — Protagonist Therapeutics, Inc. Completed No outcome recorded
Phase 24 trials · 3 met primary
Phase 2 NCT06049017 Oct 2023 → Sep 2024 ulcerative colitis Janssen Research & Development, LLC Completed Met primary
Phase 2 NCT05357755 Jun 2022 → Mar 2023 psoriasis Janssen Research & Development, LLC Completed Met primary
Phase 2 NCT05364554 Jun 2022 → Sep 2023 psoriasis Janssen Research & Development, LLC Completed No outcome recorded
Phase 2 NCT05223868 Feb → Dec 2022 psoriasis Janssen Research & Development, LLC Completed Met primary
Phase 2/31 trial
Phase 2/3 NCT07196722 Oct 2025 → Sep 2028 expected Crohn disease Janssen Research & Development, LLC Recruiting No outcome recorded
Phase 39 trials · 4 met primary
Phase 3 NCT07196748 Oct 2025 → Jan 2028 expected ulcerative colitis Janssen Research & Development, LLC Recruiting No outcome recorded
Phase 3 NCT06934226 Apr → Nov 2025 overdue psoriasis Janssen Research & Development, LLC Active not recruiting No outcome recorded
Phase 3 NCT06878404 Feb 2025 → May 2026 overdue psoriatic arthritis Janssen Research & Development, LLC Active not recruiting No outcome recorded
Phase 3 NCT06807424 Jan 2025 → Feb 2027 expected psoriatic arthritis Janssen Research & Development, LLC Recruiting No outcome recorded
Phase 3 NCT06220604 Mar → Nov 2024 overdue psoriasis Janssen Research & Development, LLC Active not recruiting Met primary
Phase 3 NCT06295692 Feb 2024 → Jan 2025 overdue generalized pustular psoriasis Janssen Pharmaceutical K.K. Active not recruiting No outcome recorded
Phase 3 NCT06143878 Jan → Sep 2024 overdue psoriasis Janssen Research & Development, LLC Active not recruiting Met primary
Phase 3 NCT06095102 Oct 2023 → Jun 2024 overdue psoriasis Janssen Research & Development, LLC Active not recruiting Met primary
Phase 3 NCT06095115 Oct 2023 → Jul 2024 overdue psoriasis Janssen Research & Development, LLC Active not recruiting Met primary

News releases announcing trial results or a regulatory action · 37

DateIssuerRelease
2026-10-09 Janssen Research & Development, LLC Results New Johnson & Johnson ICOTYDE® (icotrokinra) long-term data demonstrate robust 2-year results in the treatment of adults and adolescents with plaque psoriasis jnj.com ↗
These data, presented at Fall Clinical Dermatology (FCD) 2026, demonstrated consistently high levels of skin clearance and patient-reported symptom improvement at Week 112, with no new safety signals identified.
2026-10-09 Janssen Research & Development, LLC Results New Johnson & Johnson ICOTYDE® (icotrokinra) long-term data demonstrate robust 2-year results in the treatment of adults and adolescents with plaque psoriasis jnj.com ↗
2026-10-02 Janssen Research & Development, LLC Results Johnson & Johnson announces new ICOTYDE® (icotrokinra) data in difficult-to-treatplaque psoriasis with proven durability through 2-years, affirming its use as a powerful first line systemic therapy jnj.com ↗
Through Week 112, ICOTYDE demonstrated sustained skin clearance.
2026-10-02 Janssen Research & Development, LLC Results Johnson & Johnson announces new ICOTYDE® (icotrokinra) data in difficult-to-treat plaque psoriasis with proven durability through 2-years, affirming its use as a powerful first line systemic therapy jnj.com ↗
2026-03-28 Janssen Research & Development, LLC Results ICOTYDE™ (icotrokinra) one-year results confirm lasting skin clearance and favorable safety profile in once‑daily pill for plaque psoriasis jnj.com ↗
Johnson & Johnson (NYSE: JNJ) today announced new long-term 52-week data from the Phase 3 ICONIC-ADVANCE 1 and 2 and ICONIC-LEAD studies, which assessed the efficacy and safety of ICOTYDE™ (icotrokinra) in the treatment of patients with moderate-to-severe plaque psoriasis (PsO).
2026-03-28 Janssen Research & Development, LLC Results ICOTYDE™ (icotrokinra) one-year results confirm lasting skin clearance and favorable safety profile in once‑daily pill for plaque psoriasis jnj.com ↗
In the ICOTYDE treatment arms, rates of completely clear skin (PASI 100) increased from 41% to 49% and 33% to 48% from Week 24 to Week 52 in ADVANCE 1 and 2, respectively.
2026-03-18 Janssen Research & Development, LLC Regulatory FDA approval of ICOTYDE™ (icotrokinra) ushers in new era for first-line systemic treatment of plaque psoriasis with a targeted oral peptide jnj.com ↗
the U.S. Food and Drug Administration (FDA) has approved ICOTYDE™ (icotrokinra)
2026-03-18 Janssen Research & Development, LLC Regulatory FDA approval of ICOTYDE™ (icotrokinra) ushers in new era for first-line systemic treatment of plaque psoriasis with a targeted oral peptide jnj.com ↗
2026-02-21 Janssen Research & Development, LLC Results TREMFYA® (guselkumab) long-term data show sustained clinical and endoscopic remission in ulcerative colitis through 3 years jnj.com ↗
Results from the Phase 2b ANTHEM-UC study of icotrokinra, the first targeted oral peptide that selectively blocks the interleukin-23 receptor, demonstrating its impact on systemic and tissue biomarkers of inflammatory burden in UC.
2026-02-21 Janssen Research & Development, LLC Results TREMFYA® (guselkumab) long-term data show sustained clinical and endoscopic remission in ulcerative colitis through 3 years jnj.com ↗
2025-10-27 Janssen Research & Development, LLC Results Icotrokinra maintains standout combination of therapeutic benefit and a favorable safety profile in once-daily pill through 28 weeks in ulcerative colitis jnj.com ↗
At Week 28, icotrokinra demonstrated sustained and clinically meaningful results, with all doses (100 mg, 200 mg and 400 mg) showing higher rates of clinical responsea, clinical remissionb, endoscopic improvementcand histologic-endoscopic mucosal improvement (HEMI)dat Week 28 compared to placebo.
2025-10-27 Janssen Research & Development, LLC Results Icotrokinra maintains standout combination of therapeutic benefit and a favorable safety profile in once-daily pill through 28 weeks in ulcerative colitis jnj.com ↗

All press releases naming this drug 37 releases

DateIssuerRelease

Evidence & citations 8 cited values

Every value below carries the sentence it was read from. 20 sources stand behind the page.

FieldValueCited text
Known as Icotrokinra “Icotrokinra is the first and only targeted oral peptide that selectively binds the IL-23 receptor with high affinity to precisely inhibit IL-23 signaling.” PMID 41424381 ↗ Dec 2025
7

“Icotrokinra, a targeted oral peptide that selectively binds the interleukin-23 receptor, is under investigation for the treatment of plaque psoriasis.” PMID 41191940 ↗ Nov 2025

“Icotrokinra, a targeted oral peptide that selectively binds interleukin-23 receptors, is a new treatment being investigated for this condition.” PMID 41191932 ↗ Nov 2025

“Icotrokinra (formerly JNJ-77242113 or PN-21235) is a targeted oral peptide that selectively inhibits interleukin-23 receptor signaling.” PMID 40629250 ↗ Jul 2025

NCT06878404 ↗

NCT06807424 ↗

NCT07196722 ↗

NCT07196748 ↗

Known as JNJ-77242113 “Icotrokinra (formerly JNJ-77242113 or PN-21235) is a targeted oral peptide that selectively inhibits interleukin-23 receptor signaling.” PMID 40629250 ↗ Jul 2025
11

NCT06295692 ↗

NCT06220604 ↗

NCT05357755 ↗

NCT06095102 ↗

NCT06143878 ↗

NCT05703841 ↗

NCT05364554 ↗

NCT05223868 ↗

NCT06934226 ↗

NCT05062200 ↗

Show 1 more source

Known as PN-21235 “Icotrokinra (formerly JNJ-77242113 or PN-21235) is a targeted oral peptide that selectively inhibits interleukin-23 receptor signaling.” PMID 40629250 ↗ Jul 2025
Known as PN-235 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04621630 ↗
Action Inhibit “selectively inhibits interleukin-23 receptor signaling” PMID 40629250 ↗ Jul 2025
Modality Peptide “targeted oral peptide” PMID 40629250 ↗ Jul 2025
Route Oral “targeted oral peptide” PMID 40629250 ↗ Jul 2025
Target IL23R “interleukin-23 receptor signaling” PMID 40629250 ↗ Jul 2025