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6 recruiting studies matching your filters
One-Day cTBS Over the Precuneus (OcTOPUS)
The goal of this clinical trial is to learn whether two forms of one-day accelerated transcranial magnetic stimulation (TMS) can reduce depressive symptoms in …
A Double-Blind, Placebo-Controlled, Parallel Group, Efficacy and Safety Study of ACP-211 Monotherapy in Adults With Major Depressive Disorder and Inadequate Response to Antidepressant Treatment
The goal of this clinical trial is to learn if ACP-211 can help treat adults with major depressive disorder (MDD) who have not improved with antidepressant the…
A Randomized, Double-blind, Multicenter, Placebo-controlled Study to Evaluate the Efficacy, Safety, and Tolerability of Esketamine Nasal Spray, Administered as Monotherapy, in Adult Participants With Treatment-resistant Depression
The purpose of this study is to evaluate how well each individual dose of esketamine (56 milligrams \[mg\] and 84 mg) works when compared with placebo in impro…
An Investigation of the Antidepressant Effects of (2R,6R)-HNK, an Enhancer of Synaptic Glutamate Release, in Treatment-Resistant Depression
Background: Major depressive disorder (MDD) is a serious mental illness that can put people at risk of self-harm and death. Many drugs are used to treat MDD, …
Central and Peripheral GABA and Glutamate Modulation With Intravenous Ketamine for Treatment-Resistant Depression (G2K): A Randomized, Double-Blind, Placebo-Controlled Study
The purpose of this study is to to evaluate the relationships between peak (% change from baseline) central GABA and Glu levels during a 40-min IV ketamine or …
NMDA Receptor Antagonist Nitrous Oxide Targets Affective Brain Circuits
Most clinical major depression responds to standard treatments (medication and psychotherapy); however, a significant subset of depressed patients (15-20%) do …