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Drug survival of IL-23 and IL-17 inhibitors versus other biologics for psoriasis: A British Association of Dermatologists Biologics and Immunomodulators Register cohort study

Lookup NU author(s): Professor Nick ReynoldsORCiD, Dr Philip Hampton

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This work is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0).


Abstract

© 2025 The Author(s). Journal of the European Academy of Dermatology and Venereology published by John Wiley & Sons Ltd on behalf of European Academy of Dermatology and Venereology. Background: Interleukin (IL)-23p19 and IL-17 inhibitors have demonstrated high efficacy for psoriasis in randomized controlled trials, though real-world data, particularly for risankizumab (IL-23p19 inhibitor) and brodalumab (IL-17 receptor (IL-17R) inhibitor), is limited. Objectives: To assess drug survival of IL-23p19 and IL-17 inhibitors compared to other biologics for psoriasis. Methods: We conducted a cohort study using data from the British Association of Dermatologists Biologics and Immunomodulators Register (BADBIR) from November 2007 to June 2023. Multivariable flexible parametric models assessed drug survival, with discontinuation due to ineffectiveness and adverse effects reported separately. The primary outcome measure was the absolute difference in restricted mean survival time at 2 years, referred to as adjusted survival time, between all comparators. Results: Among 19,034 treatment courses (median follow-up: 2.3 years), treatments included adalimumab (tumour necrosis factor-alpha (TNF-a) inhibitor, n = 6,815), ustekinumab (IL-12/23p40 inhibitor, n = 5,639), secukinumab (IL-17A inhibitor, n = 3,051), ixekizumab (IL-17A inhibitor, n = 1,072), brodalumab (n = 367), guselkumab (IL-23p19 inhibitor, n = 1,258) and risankizumab (n = 832). Guselkumab and risankizumab had the highest adjusted survival times (years [interquartile ranges]) for effectiveness (1.93 [1.91–1.95] and 1.93 [1.90–1.96], respectively). Risankizumab had the highest survival for safety (1.94 [1.92–1.96]) followed by guselkumab (1.92 [1.90–1.94]) and ustekinumab (1.92 [1.91–1.93]). Brodalumab showed lower adjusted survival time for effectiveness (1.75 [1.69–1.81]) than most biologics except secukinumab and adalimumab; and similar survival for safety (1.85 [1.81–1.90]) compared to IL-17A inhibitors and adalimumab. In patients with psoriatic arthritis, ustekinumab showed reduced drug survival. Prior biologic exposure was associated with a dose–response reduction in survival which was significantly larger for IL-17 inhibitors. Conclusions: Guselkumab and risankizumab have the most favourable drug survival for effectiveness, with comparable safety to ustekinumab, and more favourable than other BADBIR biologics. Longer drug survival may reduce treatment burden by minimizing treatment switches, clinic visits and disease flares, supporting IL-23p19 inhibitors as a practical long-term option for psoriasis.


Publication metadata

Author(s): Motedayen Aval L, Yiu ZZN, Alabas OA, Griffiths CEM, Reynolds NJ, Hampton PJ, Smith CH, Warren RB

Publication type: Article

Publication status: Published

Journal: Journal of the European Academy of Dermatology and Venereology

Year: 2025

Pages: Epub ahead of print

Online publication date: 29/05/2025

Acceptance date: 22/04/2025

Date deposited: 16/06/2025

ISSN (print): 0926-9959

ISSN (electronic): 1468-3083

Publisher: John Wiley and Sons Inc.

URL: https://doi.org/10.1111/jdv.20739

DOI: 10.1111/jdv.20739

Data Access Statement: The data underlying this article cannot be shared publicly owing to the linkages to other health resources.


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Funding

Funder referenceFunder name
NIHR Manchester, Guy's and St Thomas' and Newcastle's Biomedical Research Centres

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