What question did this study set out to answer?

This study aims to establish international guidelines for dose reduction of biologics in psoriasis treatment.

International consensus on dose reduction of biologics for patients with psoriasis: The DR . Delphi study

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Consensus study identifies criteria for reducing biologic doses in psoriasis treatment, guiding dermatologists globally.

This study aims to establish international guidelines for dose reduction of biologics in psoriasis treatment.
Conducted a modified eDelphi consensus study among dermatologists worldwide.
Generated 11 statements on biologic dose reduction based on literature review.
Participants rated statements on a 9-point Likert scale over multiple consensus rounds.
62 dermatologists participated, reaching consensus on 9 out of 11 statements after the first round.
A two-step dose reduction algorithm for adalimumab, etanercept, and ustekinumab was agreed upon.
The feasibility of dose reduction for IL-17 and IL-23 inhibitors was recognized, with further evidence needed.

Riel et al. (2026) studied this question.

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