Massed Prolonged Exposure for PTSD in Substance Use Treatment

NCT ID: NCT06296186

Last Updated: 2025-04-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-09-01

Study Completion Date

2027-08-31

Brief Summary

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The goal of this clinical trial is to learn if receiving Prolonged Exposure Therapy for PTSD in massed format (multiple sessions weekly) is as effective as receiving it with sessions once per week among veterans with PTSD and substance use disorder in intensive outpatient substance use treatment. The main questions it aims to answer are:

* Will the massed format help participants complete and benefit from Prolonged Exposure in terms of PTSD symptoms?
* Will it help participants reduce substance use? Participants who are in intensive substance use treatment will be asked to complete Prolonged Exposure with either weekly sessions or multiple sessions per week.

Detailed Description

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Posttraumatic stress disorder (PTSD) and substance use disorder (SUD) often co-occur. PTSD+SUD comorbidity is associated with more severe PTSD, worse treatment outcomes for substance use, greater suicide risk and worse functioning than having one of these disorders. First-line treatments for PTSD, particularly Prolonged Exposure Therapy (PE), are effective in treating PTSD among those with a SUD, and delivering these treatments concurrent to SUD programming is recommended by the VA/DoD Clinical Practice Guidelines. While PE is one of the most effective treatment options for PTSD among those with PTSD+SUD, effects are smaller and dropout is higher than among people with PTSD without a SUD. A promising way to enhance outcomes is to offer PE in a massed format (M-PE; i.e., multiple sessions per week instead of once weekly). M-PE has been shown to be effective in improving PTSD symptoms and substantially reducing dropout in military and Veteran populations. Preliminary findings suggest M-PE delivered concurrent to intensive SUD programming is a promising strategy that warrants further study. Evaluating the effectiveness of M- PE delivery in of SUD intensive outpatient programming (IOP) in improving PTSD and other mental health outcomes and reducing dropout as compared to weekly PE delivery (W-PE) is the necessary next step in this critical research.

The primary goal of this project is to determine if a promising way to treat PTSD among those with SUD, M-PE, will help Veterans with their PTSD symptoms and lead to better treatment completion rates more than PE delivered weekly and if the massed format will reduce substance use comparably to weekly PE among those in intensive SUD treatment. The study will also evaluate if M-PE helps Veterans function better and feel less depressed. M-PE is a one-on-one talk therapy that is delivered over twelve sessions several times a week. The therapy is brief because of the massed format so that it can be delivered at times when lengthy interventions may not be realistic, such as military mental health clinics on bases where military personnel may be getting ready to redeploy. The research team's preliminary work with Veterans in intensive SUD treatment showed M-PE to lead to improvements in PTSD and depression symptoms with no dropout, making this larger evaluation of M-PE compared to PE delivered in the traditional longer (weekly) format a critical next step. The study will accomplish this by randomly assigning participants who are in intensive SUD treatment to receive either M-PE or W-PE. The study will have 200 Veterans who served post 9/11 go through this study and the entire study is expected to take four years to complete. The study will run the study across four VAs (San Diego, Tampa, Chicago, and Atlanta).

Conditions

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Stress Disorders, Post-Traumatic Substance Use Disorders

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Massed PE

Prolonged Exposure delivered in a massed format - sessions multiple times per week

Group Type EXPERIMENTAL

Prolonged Exposure Therapy

Intervention Type BEHAVIORAL

Exposure therapy for PTSD

Weekly PE

Prolonged Exposure delivered with weekly sessions

Group Type ACTIVE_COMPARATOR

Prolonged Exposure Therapy

Intervention Type BEHAVIORAL

Exposure therapy for PTSD

Interventions

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Prolonged Exposure Therapy

Exposure therapy for PTSD

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* Veterans
* age 18+
* who have served since September 2001
* who are enrolled in a SUD IOP at a participating VA
* meet DSM-5 criteria for a current SUD (Tobacco Use Disorder alone not sufficient for inclusion)
* meet DSM-5 criteria for PTSD
* report substance use at least 20 of the last 90 days
* are able to give informed consent.

Exclusion Criteria

* severe cognitive impairment
* current suicidal or homicidal intent requiring immediate treatment
* current unstable psychotic or manic symptoms not attributable to SUD
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Minnesota

OTHER

Sponsor Role collaborator

Center for Veterans Research and Education

OTHER

Sponsor Role collaborator

Veterans Medical Research Foundation

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Shannon Kehle-Forbes, PhD

Role: PRINCIPAL_INVESTIGATOR

University of Minnesota

Locations

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VA San Diego Healthcare System

San Diego, California, United States

Site Status RECRUITING

VA Tampa Healthcare System

Tampa, Florida, United States

Site Status RECRUITING

VA Atlanta Healthcare System

Atlanta, Georgia, United States

Site Status RECRUITING

Hines VA Healthcare System

Chicago, Illinois, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Sonya Norman, PhD

Role: CONTACT

858-518-8266

Kaitlyn Panza, PhD

Role: CONTACT

858-552-8585

Facility Contacts

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Sonya Norman, PhD

Role: primary

8585188266

Brittany Davis, PhD

Role: primary

813-972-2000

Kristin Lamp, PhD

Role: primary

Jonathan Bayer, PhD

Role: primary

Other Identifiers

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HT94252310669

Identifier Type: -

Identifier Source: org_study_id

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