Treatments for vascular depression in older adults: A systematic review

Bernardo Flôr-Rodrigues1, Sofiene Ben Aissa2, David Miranda1

  • 1Faculty of Medicine, University of Coimbra, Coimbra, Portugal.

Insights

Evidence for treating vascular depression (VaD) in older adults is limited. While some pharmacological and neuromodulation treatments show promise, more large-scale studies are needed for effective guidelines.

Area of Science:

  • Geriatric Psychiatry
  • Neurology
  • Clinical Pharmacology

Background:

  • Vascular depression (VaD) is a late-life depression subtype linked to cerebrovascular disease, cognitive decline, and poor antidepressant response.
  • It increases dementia risk, yet lacks specific treatment guidelines.
  • Current understanding necessitates a review of available interventions.

Purpose of the Study:

  • To systematically review randomized controlled trials (RCTs) evaluating pharmacological and non-pharmacological interventions for VaD in older adults.
  • To assess the clinical efficacy of these treatments.

Main Methods:

  • Systematic search of major databases (MEDLINE, EMBASE, Web of Science) and clinical trial registries.
  • Inclusion of 8 RCTs focusing on late-life VaD patients.
  • Interventions included tandospirone, nimodipine, repetitive transcranial magnetic stimulation (rTMS), and transcranial direct current stimulation (tDCS).

Main Results:

  • Tandospirone augmentation showed faster early symptom improvement in most trials.
  • Nimodipine improved remission and reduced recurrence in some trials.
  • Neuromodulation techniques demonstrated potential antidepressant and cognitive benefits, but evidence quality was low to very low due to study limitations.

Conclusions:

  • Current evidence for VaD treatments is limited and of low certainty.
  • There is a critical need for large, well-designed RCTs.
  • Integrated approaches combining vascular risk management with targeted therapies are recommended.
Abstract

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