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A 52-week, Randomised, Double-blind, Placebo-controlled, Parallel-group, Multi-centre Study of the Efficacy and Safety of GSK3511294 Adjunctive Therapy in Adult and Adolescent Participants With Severe Uncontrolled Asthma With an Eosinophilic Phenotype

Trial Profile

A 52-week, Randomised, Double-blind, Placebo-controlled, Parallel-group, Multi-centre Study of the Efficacy and Safety of GSK3511294 Adjunctive Therapy in Adult and Adolescent Participants With Severe Uncontrolled Asthma With an Eosinophilic Phenotype

Status: Completed
Phase of Trial: Phase III

Latest Information Update: 23 Mar 2026

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At a glance

  • Drugs Depemokimab (Primary) ; Corticosteroids
  • Indications Acute asthma
  • Focus Registrational; Therapeutic Use
  • Acronyms SWIFT 1
  • Sponsors GlaxoSmithKline; GlaxoSmithKline Research & Development; GSK

Most Recent Events

  • 06 Jan 2026 According to GSK media release, results from the SWIFT trials were presented at the 2024 European Respiratory Society International Conference.
  • 06 Jan 2026 According to GSK media release, primary endpoint (Annualized Rate of Clinically Significant Exacerbations up to 52 Weeks) has been met.
  • 06 Jan 2026 According to GSK media release, based on data from SWIFT-1 and 2 and ANCHOR-1 and 2 trials, Japan's Ministry of Health, Labour and Welfare (MHLW) has approved Exdensur (depemokimab) for severe asthma and chronic rhinosinusitis with nasal polyps. It becomes the first and only ultra-long-acting biologic in Japan.

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