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Breffni Hannon

3 papers in the library · 50 citations · publishing 2023-2026

Papers

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Intranasal Ketamine for Existential Distress in Advanced Cancer.

Journal of Pain and Symptom Management August 1, 2026 Stefan Aguiar, Mary Makarious, Orly Lipsitz et al.

Depression and existential distress are highly prevalent among patients with advanced cancer, and there is growing evidence for ketamine as a rapidly acting antidepressant in the population, but few studies have examined existential distress outcomes with ketamine treatment. The INKeD-PC trial demonstrated efficacy of intranasal racemic ketamine for depression in patients with cancer receiving...

Psilocybin-assisted Existential, Attachment and RelationaL (PEARL) therapy for patients with advanced cancer: protocol for a multi-method feasibility trial

Pilot and Feasibility Studies October 28, 2025 Candice Richardson, Cindy Chan, Emily Macgregor et al. 1 citation

BACKGROUND: Individuals with advanced cancer often experience high levels of distress for which there are few standardized treatment approaches. Our multidisciplinary team has combined existing evidence-based approaches into Psilocybin-assisted Existential, Attachment, and RelationaL (PEARL) therapy. PEARL therapy combines elements from psilocybin-assisted psychotherapy, including preparatory...

A Phase II, Open-Label Clinical Trial of Intranasal Ketamine for Depression in Patients with Cancer Receiving Palliative Care (INKeD-PC Study)

Cancers January 7, 2023 Joshua D. Rosenblat, Froukje E. deVries, Zoe Doyle et al. 49 citations

Antidepressants require several weeks for the onset of action, a lag time that may exceed life expectancy in palliative care. Ketamine has demonstrated rapid antidepressant effects, but has been minimally studied in cancer and palliative care populations. Herein, the objective was to determine the feasibility, safety, tolerability and preliminary efficacy of intranasal racemic ketamine for...