On May 23, 2023, GH Research PLC announced a manuscript titled "A Phase 1/2 Trial to Assess Safety and Efficacy of a Vaporized 5-Methoxy-N,N-Dimethyltryptamine Formulation (GH001) in Patients with Treatment-Resistant Depression" was accepted for publication in Frontiers in Psychiatry. The manuscript describes the results of completed phase 1/2 clinical trial in patients with treatment-resistant depression (GH001-TRD-102, NCT04698603). The abstract is available on the publisher's website.

The final, formatted version of the manuscript will be published in due course.