Post-Traumatic Stress DisorderPhase 1NCT00018603
Guanfacine for the Treatment of Post Traumatic Stress Disorder (PTSD)
A Phase 1 study testing guanfacine in people with Post-Traumatic Stress Disorder, run by US Department of Veterans Affairs at 1 site in United States.
Trial summary
This is a double-blind, placebo-controlled, randomized study lasting 8 weeks. Purpose of the study is two-fold: first, to use a pharmacological agent to treat symptoms of PTSD, and second, to explore neurobiological mechanisms of action of guanfacine. Read more about this study
- Who is it for?
- Ages 18 to 65 years
- Conditions the study is for
- Post-Traumatic Stress Disorder
- What is being tested?
- guanfacine
- How many people
- Not given
- Where
- 1 siteUnited States
- Study dates
- Nov 1999to Oct 2002
- Phase
- Phase 1
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 65 years
- All sexes
- No healthy volunteers
- Adult, Older adult
- Males and females, age 18-65
- Diagnosis of PTSD from combat or civilian trauma
- No major medical problems such as diabetes, cardiovascular disease
- Taking no psychiatric medication, or taking only one SSRI antidepressant
Trial locations and contacts
1 site in 1 country.
United States1 site
VA Connecticut Healthcare System
West Haven, Connecticut, 06516
About this study
Official title: Guanfacine for the Treatment of PTSD
This is a double-blind, placebo-controlled, randomized study lasting 8 weeks. Purpose of the study is two-fold: first, to use a pharmacological agent to treat symptoms of PTSD, and second, to explore neurobiological mechanisms of action of guanfacine.
Read the detailed description
Subject population is comprised of 100 persons with PTSD. 50 patients will receive guanfacine and 50 patients will receive a placebo. Guanfacine is prescribed at 1 mg/day and may be increased to 2 mg/day. Samples of plasma MHPG will be collected weekly. Clinical ratings of PTSD anxiety and depression, as well as vital signs, will be assessed weekly. Repeated measures analysis of variance will assess significance of main effect of drug, time, and drug by time.
- Conditions
- Post-Traumatic Stress Disorder
- Being tested
- guanfacine
- Keywords
- PTSD
- Medical subject headings
- Stress Disorders, Post-Traumatic
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
guanfacineDrug
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted5 Jul 2001 (estimated)
- Study startNov 1999
- Study completionOct 2002
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Post-Traumatic Stress DisorderStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 1
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
Sponsor and investigators
- Lead sponsor
- US Department of Veterans Affairs
- Sponsor type
- US federal agency
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00018603
- Sponsor's protocol ID
- MHBS-047-99F
- Status last verified
- Dec 2004
- First submitted
- 3 Jul 2001
- Last updated
- 21 Jan 2009
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 21 Jan 2009. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Guanfacine for the Treatment of PTSD
- ClinicalTrials.gov ID
- NCT00018603
- Acronym / sponsor ID
- MHBS-047-99F
- Conditions
- Post-Traumatic Stress Disorder
- Keywords
- PTSD
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- Completed
- Lead sponsor
- US Department of Veterans AffairsUS federal agency
- Study start
- Nov 1999
- Study completion
- Oct 2002
- First posted
- 5 Jul 2001 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is a double-blind, placebo-controlled, randomized study lasting 8 weeks. Purpose of the study is two-fold: first, to use a pharmacological agent to treat symptoms of PTSD, and second, to explore neurobiological mechanisms of action of guanfacine.
Detailed description
Subject population is comprised of 100 persons with PTSD. 50 patients will receive guanfacine and 50 patients will receive a placebo. Guanfacine is prescribed at 1 mg/day and may be increased to 2 mg/day. Samples of plasma MHPG will be collected weekly. Clinical ratings of PTSD anxiety and depression, as well as vital signs, will be assessed weekly. Repeated measures analysis of variance will assess significance of main effect of drug, time, and drug by time.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
Who may qualify
- Ages
- 18 to 65 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| guanfacine | Drug | – |
Primary outcome
Not reported in the source record.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 21 Jan 2009.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing guanfacine in people with Post-Traumatic Stress Disorder, run by US Department of Veterans Affairs at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 21 Jan 2009. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Jan 2009.