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Benefit-risk profiling of advanced therapies in moderate-to-severe ulcerative colitis: a clustered network meta-analysis

In brief

Upadacitinib ranks highest for efficacy in biologic-exposed ulcerative colitis

Across 32 randomized trials, indirect comparisons ranked upadacitinib highest for efficacy among evaluated therapies in patients previously treated with biologics. Other results favored upadacitinib for induction and maintenance efficacy, while IL-23 drugs showed favorable maintenance tolerability; because few therapies were compared head to head, these rankings are estimates, not proof of superiority.

Journal
Frontiers in pharmacology (Q1)
Published
14 October 2026
Study design
Systematic review / meta-analysis of RCTs
Evidence level
Level 1, High (CEBM 1a)
Authors
Xinyuan Zhang, Hao Qian, Lijuan Yang, Hao Wang, Guangjun Sun, Aizhen Lin
PMID
42952524
DOI
10.3389/fphar.2026.1961820

Why clinicians should know about it

  • Picked for Gastroenterology (paper of the day, 30 October 2026): Comparative efficacy and tolerability of advanced therapies for ulcerative colitis

Abstract

BACKGROUND AND AIMS: The therapeutic landscape for moderate-to-severe ulcerative colitis (UC) has expanded with the introduction of oral small molecules and recently approved biologics. However, the scarcity of head-to-head trials necessitates indirect comparisons to clarify their relative positioning. We aimed to determine the comparative efficacy and tolerability hierarchy of approved and emerging advanced therapies, incorporating the most contemporary evidence. METHODS: We retrieved randomized controlled trials (RCTs) from major databases up to November 2025. Efficacy outcomes included clinical remission and endoscopic improvement; tolerability was evaluated via discontinuations due to adverse events. We employed Bayesian network meta-analysis and bivariate clustered ranking to visualize efficacy-tolerability profiles, stratifying by prior biologic exposure. RESULTS: A total of 32 RCTs were included. In the induction phase, Upadacitinib, Ustekinumab, and Risankizumab co-occupied the "most favorable" quadrant, combining high efficacy with superior tolerability. In the maintenance phase, Upadacitinib 30 mg demonstrated the highest-ranking probability for efficacy, while IL-23 antagonists (Guselkumab, Mirikizumab) and low-dose Upadacitinib exhibited a highly favorable efficacy-tolerability profile. Notably, in biologic-exposed patients, Upadacitinib demonstrated the highest relative efficacy among evaluated therapies, whereas Guselkumab emerged as a highly effective biologic alternative based on current estimates. CONCLUSION: Based on current network estimates, Upadacitinib is suggested among the most efficacious options for achieving clinical and endoscopic endpoints, particularly in refractory disease, while IL-23 antagonists present highly favorable tolerability profiles for maintenance without compromising efficacy. These findings support a tailored approach to drug selection, aligning patient-specific profiles of inflammatory burden with current evidence-based safety thresholds. SYSTEMATIC REVIEW REGISTRATION: https://www.crd.york.ac.uk/PROSPERO/view/CRD420261292029, identifier CRD420261292029.

Abstract as published, via PubMed.

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For healthcare professionals. The summary is generated by AI from the published abstract, and the evidence level is assigned automatically from the study design on the Oxford CEBM hierarchy. Neither is medical advice. Read the full paper before changing practice.