Could a Sleep-Focused therapy ease depression, anxiety, and PTSD?

NCT ID NCT04136054

NEW Completed Symptom relief Sponsor: Karolinska Institutet Source: ClinicalTrials.gov ↗

First seen Aug 19, 2026 · Last updated Aug 19, 2026

Summary

This trial tests whether a group-based psychological treatment for insomnia, adapted for people with depression, anxiety, or PTSD, can improve sleep and reduce psychiatric symptoms. Participants receive either the adjusted CBT-i program or usual care. The study measures changes in insomnia severity, sleep patterns, and daily functioning to see if this approach helps this specific population.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Adjusted group Cognitive Behavioral Therapy for Insomnia (CBT-i), adapted for psychiatric patients
What this could lead to: If it works, this could offer a practical, drug-free way to improve sleep and mental health symptoms in people with depression, anxiety, or PTSD.
What could go wrong: This is a relatively small, early-stage trial, and the treatment may not work for everyone. It also requires group participation and commitment, which may not suit all patients.

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Conditions

The condition(s) this trial relates to.

anxiety disorder depressive disorder insomnia mood disorder Parasomnias post-traumatic stress disorder sleep disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

AFFECTIVE DISORDER ANXIETY DISORDERS SLEEP PROBLEM

Contacts and locations

Locations

Program for Affective disorders, Anxiety and Trauma, Stockholm Southwest Psychiatry

Stockholm, 141 86, Sweden

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