Group PACBT for Depression

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age21-60
SponsorUniversity of California, Los Angeles

About this trial

This study will seek to determine the (1) acceptability and (2) feasibility of psilocybin as an adjunct to cognitive-behavioral therapy, delivered as a group treatment (G-PACBT) for major depressive disorder and (3) explore the clinical effects of G-PACBT on depressive symptoms and psychosocial functioning.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Ages 21-60,

Fluent in English

Able to swallow capsules,

Meets for a current major depressive episode or a history of major depressive episodes based on the DSM-5 criteria (American Psychiatric Association, 2013),

Disqualifiers

A personal or family history (first-degree) of psychosis or mania

Resting blood pressure above 140 systolic, 90 diastolic or heart rate > 90 beats per minute (averaged across four separate measurements)

Meeting criteria for a DSM-5 cluster B personality disorder (narcissistic, histrionic, borderline, antisocial personality disorder),

Active suicidality (i.e., HAM-D item 3 score of greater than 3) or other psychiatric disturbance requiring acute treatment

Trial design

Design model

Single group

Treatments tested in this trial

  • Psilocybin (drug)

    Drug

    Two administrations of psilocybin, administered orally (a 10mg dose followed by a 25mg dose one month later)

  • Group Cognitive Behavioral Therapy

    Behavioral

    12 sessions of PA-CBT (as manualized by our research team; Weintraub et al., 2023)

Treatment groups

30 Participants
are divided into 1 treatment group
Group A: Group PACBTExperimental treatment 2 interventions

Trial outcomes

Primary outcomes

1

Treatment acceptability

Treatment acceptability as measured by the participant on the Client Satisfaction Questionnaire-8. Total scores range from 8 to 32, with the higher number indicating greater satisfaction.

Time frame
4 months (Baseline to Post-treatment)
2

Feasibility as measured by participant retention

Participant retention over the treatment

Time frame
4 months
3

Hamilton Depression Rating Scale

Depressive symptom severity scored from 0-53, with larger values indicating greater depressive severity

Time frame
7 months (Baseline to end of study)

Secondary outcomes

Other outcomes

Sponsors and contacts

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This trial is not recruiting at the moment. You can still explore other options: