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Ketamine for Treatment-Resistant Depression: a New Advocate.

Rodrigo Pérez-Esparza

Revista de investigacion clinica; organo del Hospital de Enfermedades de la Nutricion 2018 DOI: 10.24875/ric.18002501 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Review Peer reviewed
Intervention Ketamine
Topics Depression Ketamine Esketamine
Keywords N-methyl-d-aspartate Treatment-resistant
Key findings The authors argue that ketamine, an N-methyl-D-aspartate receptor antagonist, shows rapid antidepressant effects and efficacy in treatment-resistant depression, findings that have redirected research toward glutamatergic therapeutic targets. They note that off-label use has become popular in certain settings and aim to clarify ketamine's benefits and potential harms.

Abstract

Current alternatives for the treatment of major depressive disorder lack efficacy and have a delayed onset of action. Recently, the glutamatergic neurotransmission system has been noted to play an important role in the pathophysiology of this disorder. Ever since the first report of the antidepressant effects of the N-methyl-D-aspartate receptor antagonist, ketamine, research has been redirected to novel therapeutic targets. With this rapidly growing evidence of a fast-acting antidepressant such as ketamine, as well as its efficacy in treatment-resistant cases of depression, off-label use has become popular in certain settings. In this article, the clinical antidepressant properties of ketamine in relation to the glutamate hypothesis of depression are discussed, to highlight the breakthrough of these findings in the development of novel therapeutic strategies and provide a clearer view of its benefits and potential harms.

Comparable studies

Other narrative reviews on ketamine for depression, most cited first.

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