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Fixed dose combination dextromethorphan-bupropion: A hope for treatment resistant depression (TRD).

Ranjan Das, Rajarshi Chakravarty, Varaha V Gantait, Subir Bhattacharjee

Indian Journal of Psychiatry June 1, 2025 DOI: 10.4103/indianjpsychiatry_315_25 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Case study Case report Peer reviewed
Sample size 3
Population Patients with treatment-resistant depression
Intervention Dextromethorphan-bupropion
Duration 2 weeks
Topics Depression
Keywords Dextromethorphan-bupropion Treatment resistant depression Severe depression New approach Potential solution Standard medications
Citations 4
Key findings Dextromethorphan-bupropion produced satisfactory response within two weeks in three cases of treatment-resistant depression.

Abstract

Treatment resistant depression (TRD) has been identified as non-response to depression with adequate dose and trial of two antidepressant medications of different classes. Near about 30% depressive patients are TRD cases. Olanzapine-fluoxetine combination, rTMS, Intravenous ketamine and Electroconvulsive therapy have been till now studied in TRD. Dextromethorphan-bupropion is a newer antidepressant, which has been found to be effective, fast-acting, and well tolerated medicine for depression. We used this novel antidepressant in three cases of TRD, alone and with combination, and it showed satisfactory response within 2 weeks.

Comparable studies

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Study Year Design Participants
Electroconvulsive Therapy, Ketamine, and Esketamine in a Patient with Major Depressive Disorder and Multiple Comorbidities: A Case Report over 10-year Treatment from Adolescence to Adulthood. A patient with treatment-resistant depression and comorbid generalized anxiety... 2025 Case report n = 1
Oral Administration of the NMDA Receptor Antagonist S-Ketamine as Add-On Therapy of Depression: A Case Series Four depressed patients taking standard antidepressants 2009 Case series n = 4
A longitudinal case series of IM ketamine for patients with severe and enduring eating disorders and comorbid treatment‐resistant depression Patients with enduring eating disorders and treatment-resistant depression 2021 Case series n = 4
Effects of intranasal (S)-ketamine on Veterans with co-morbid treatment-resistant depression and PTSD: A retrospective case series Veterans with co-morbid depression and PTSD 2022 Retrospective case series n = 35
Case report: Intramuscular ketamine or intranasal esketamine as a treatment in four patients with major depressive disorder and comorbid anorexia nervosa Patients with anorexia nervosa and a comorbid depressive disorder treated at a private... 2023 Case report n = 4

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