Lofexidine Combined With Buprenorphine for Reducing Symptoms of PTSD and OU Relapse in Veterans
Public ClinicalTrials.gov record NCT04360681. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Lofexidine Combined With Buprenorphine for Reducing Symptoms of Post-Traumatic Stress Disorder (PTSD) and Opioid Use Relapse in Veterans
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The overall objective of the proposed study is to determine if lofexidine (LFX) as an adjunct to buprenorphine (BUP) treatment improves symptoms of both opioid use disorder (OUD) and Post-Traumatic Stress Disorder (PTSD). Other study objectives are to compare the safety, tolerability, and efficacy of BUP treatment alone, to BUP treatment with adjunct LFX, on measures of OUD and PTSD symptoms in Veterans with both prognosis .
Study identification
- NCT ID
- NCT04360681
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 84 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 18 Years to 70 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 8, 2021
- Primary completion
- Dec 14, 2025
- Completion
- Jan 28, 2026
- Last update posted
- May 7, 2026
2021 – 2026
United States locations
- U.S. sites
- 2
- U.S. states
- 1
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Michael E. DeBakey Veterans Affairs Medical Center | Houston | Texas | 77030 | — |
| South Texas Veterans Health Care System | San Antonio | Texas | 78229 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04360681, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 7, 2026 · Synced Sep 10, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04360681 live on ClinicalTrials.gov.