Upadacitinib for Immune Checkpoint Inhibitor–Related Dermatitis: A Nonrandomized Clinical Trial - Report - MDSpire

Upadacitinib for Immune Checkpoint Inhibitor–Related Dermatitis: A Nonrandomized Clinical Trial

  • By

  • Chengshui Chen

  • Xinyu Liang

  • Zheng Peng

  • Yan Zou

  • Huijuan He

  • Xiaoyan Zhang

  • Yi He

  • Shixiu Wu

  • May 1, 2026

  • 0 min

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Clinical Report: Evaluation of Upadacitinib for Dermatitis from ICIs

Overview

This study evaluates the efficacy and safety of upadacitinib in patients with severe immune checkpoint inhibitor (ICI)-related dermatitis. The results indicate a 100% resolution rate of dermatitis by day 28, with rapid improvement in pruritus and minimal adverse events.

Background

Immune checkpoint inhibitors are increasingly used in cancer therapy but can cause severe skin reactions, traditionally managed with high-dose corticosteroids. These corticosteroids carry significant risks and may reduce the efficacy of the ICI treatment. Upadacitinib, a selective JAK1 inhibitor, presents a potential alternative for managing ICI-related dermatitis.

Data Highlights

ParameterValue
Patients Enrolled33
Resolution Rate at Day 28100% (95% CI, 89%-100%)
Patients Reporting Rash Relief within 3-5 Days51.5%
Adverse Events27.3% of patients
Most Common AECreatine kinase elevation (15.2%)

Key Findings

  • All patients experienced significant rash relief after starting upadacitinib.
  • The resolution rate of dermatitis was 100% by day 28.
  • Rash resolution occurred within 3 to 5 days for 51.5% of patients.
  • 93.9% of patients continued their ICI treatment as scheduled.
  • Adverse events were fewer than in previous studies, with no serious AEs observed.

Clinical Implications

Upadacitinib may serve as a viable alternative to corticosteroids for managing severe ICI-related dermatitis, offering rapid symptom relief and a favorable safety profile. Clinicians should consider this option, especially in patients who are corticosteroid-refractory or at high risk for corticosteroid-related complications.

Conclusion

Reiterate the need for randomized trials more explicitly to emphasize the preliminary nature of the findings.

Related Resources & Content

  1. JAMA Oncology, 2026 -- Upadacitinib for Immune Checkpoint Inhibitor–Related Dermatitis: A Nonrandomized Clinical Trial
  2. NCCN Guidelines Insights, Version 2.2024 -- Management of Immunotherapy-Related Toxicities
  3. Assessing the Risk-Benefit Ratio of Upadacitinib for Inflammatory Bowel Disease, 2025
  4. Achievement of long-term treatment goals in upadacitinib-treated patients with moderately to severely active ulcerative colitis, 2025
  5. Long-term efficacy of JAK inhibitors in ulcerative colitis, 2025
  6. Journal of Crohn's and Colitis — Upadacitinib for Induction of Remission in Pediatric Ulcerative Colitis: An International Multicenter Study
  7. Scholars@Duke publication: NCCN Guidelines® Insights: Management of Immunotherapy-Related Toxicities, Version 2.2024.
  8. Upadacitinib for Immune Checkpoint Inhibitor–Related Dermatitis: A Nonrandomized Clinical Trial | Trials | JAMA Oncology | JAMA Network

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