Focus (American Psychiatric Publishing)
April 1, 2026
Rachel Fremont, Marcella Corwin, Greta Kandel et al.
Over the past 25 years, the field of psychiatry has seen a rapid expansion of ketamine treatment services offered for the off-label management of depression, anxiety, and other psychiatric disorders as well as the U.S. Food and Drug Administration's approval of intranasal esketamine, the S-enantiomer of ketamine, for treatment-resistant depression and suicidal depression. In this review, the...
American Journal of Geriatric Psychiatry
February 24, 2026
Rachel Fremont, Amelia Karim, Tanya Peguero Estevez et al.
1 citation
OBJECTIVE: This open-label clinical trial primarily examined the safety and tolerability of ketamine treatment in patients with mild cognitive impairment and Major Depressive Disorder (MCI-D). Preliminary efficacy was also explored. METHODS: The trial was conducted between November 2023 and March 2025. Patients with MCI-D and moderate to severe symptom levels of depression received a single...
The Journal of Clinical Psychiatry
April 2, 2025
Adriana Feder, Oneysha Brown, Sarah B. Rutter et al.
Objective: This open-label clinical trial examined the preliminary efficacy of combining a course of 6 ketamine infusions with a brief, evidence-based exposure-based psychotherapy-written exposure therapy (WET)-in patients with chronic posttraumatic stress disorder (PTSD). Methods: The trial was conducted between June 2021 and October 2023. Patients with chronic PTSD and high-moderate to severe...
Molecular Psychiatry
September 7, 2022
Rebecca B Price, Nicholas Kissel, Andrew Baumeister et al.
80 citations
Abstract Depression is disabling and highly prevalent. Intravenous (IV) ketamine displays rapid-onset antidepressant properties, but little is known regarding which patients are most likely to benefit, limiting personalized prescriptions. We identified randomized controlled trials of IV ketamine that recruited individuals with a relevant psychiatric diagnosis (e.g., unipolar or bipolar...
medRxiv Preprint Server
April 10, 2021
Agnes Norbury, Sarah B. Rutter, Abigail B. Collins et al.
1 citation
preprint
Promising initial data indicate that the glutamate N-methyl-D-aspartate (NMDA) receptor antagonist ketamine may be beneficial in post-traumatic stress disorder (PTSD). Here, we explore the neural correlates of ketamine-related changes in PTSD symptoms, using a rich battery of functional imaging data (two emotion-processing tasks and one task-free scan), collected from a subset of participants...
American Journal of Psychiatry
January 5, 2021
Adriana Feder, Sara Costi, Sarah B. Rutter et al.
239 citations
OBJECTIVE Posttraumatic stress disorder (PTSD) is a chronic and disabling disorder, for which available pharmacotherapies have limited efficacy. The authors' previous proof-of-concept randomized controlled trial of single-dose intravenous ketamine infusion in individuals with PTSD showed significant and rapid PTSD symptom reduction 24 hours postinfusion. The present study is the first...
American Journal of Psychiatry
October 3, 2017
S. Wilkinson, Elizabeth D. Ballard, Michael H. Bloch et al.
680 citations
Objective Suicide is a public health crisis with limited treatment options. We conducted a systematic review and individual participant data meta-analysis examining the effects of a single dose of ketamine on suicidal ideation. Method Individual participant data were obtained from 10 of 11 identified comparison intervention studies (using either saline or midazolam as control). The analysis...
JAMA Psychiatry
April 16, 2014
Adriana Feder, Michael K. Parides, James W. Murrough et al.
618 citations
IMPORTANCE: Few pharmacotherapies have demonstrated sufficient efficacy in the treatment of posttraumatic stress disorder (PTSD), a chronic and disabling condition. OBJECTIVE: To test the efficacy and safety of a single intravenous subanesthetic dose of ketamine for the treatment of PTSD and associated depressive symptoms in patients with chronic PTSD. DESIGN, SETTING, AND PARTICIPANTS:...