Letter to the Editor

Letter to the Editor

Knowledge of Catatonia: Reply to Espinoza and Kellner

September 11, 2025

The authors reply to a letter to the editor commenting on their article.

Letter to the Editor

Misleading Labeling of S-Methadone as a Novel N-Methyl-D-Aspartate Receptor Antagonist

September 8, 2025

The authors comment on a recent study by Fava et al showing clinical evidence for a long-term antidepressant effect of esmethadone.

Letter to the Editor

Reasons for Maintaining the Classification of Esmethadone as an Investigational Uncompetitive NMDAR Antagonist Rapid Antidepressant: Reply to Ferré and Michaelides

September 8, 2025

The authors reply to Ferré and Michaelides’ letter commenting on their recent study of long-term esmethadone treatment in MDD.

Letter to the Editor

Psychedelic Therapies: One Drug, Multiple Treatments: Reply to Modesto-Lowe et al

September 1, 2025

The authors reply to a letter by Modesto-Lowe et al regarding their survey of psychedelic practitioners’ views on psychological support.

Letter to the Editor

Toward Consensus in Psychedelic-Assisted Therapy: The Critical Role of Psychotherapeutic Support

September 1, 2025

A recent survey examining psychedelic practitioners’ views on psychological support in psychedelic-assisted therapy is discussed.

Letter to the Editor

Suicide Risk among Patients with Bipolar Disorder: Sleep Disruption versus Benzodiazepine Use

July 28, 2025

The authors comment on a recent study by Saulnier et al of benzodiazepines and suicide among Veterans with bipolar disorder.