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DepressionPhase 4NCT01794455

Effects of Cerebral Hypoperfusion and Its Reversal on Late-Life Depression

A Phase 4 study testing Sertraline and Candesartan in people with Depression and Hypertension, run by Vanderbilt University at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This pilot proposal will test the hypothesis that altered cerebral vessel reactivity and cerebral hypoperfusion (decreased blood flow to the brain) is a core mechanism underlying the relationship between vascular disease and depression in older adults. Read more about this study

Who is it for?
Ages 60 years and older
Conditions the study is for
Depression, Hypertension
What is being tested?
Sertraline and Candesartan
Could I receive a placebo?
No, everyone receives an active treatment
How many people
1 participants
Where
1 siteUnited States
Study dates
May 2013to Mar 2015
Phase
Phase 4
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 60 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age 60 years or older
  • Diagnosis of Major Depressive Disorder, single or recurrent episode, without psychotic features by Diagnostic and Statistical Manual IV Text Revision (DSMIV-TR) criteria
  • Presence of hypertension (defined as systolic > 140 or diastolic > 90 or currently receiving antihypertensive therapy)
  • Minimum depression severity of ≥ 15 on the Montgomery-Asberg Depression Rating Scale (MADRS)
  • Cognitively intact or with mild cognitive deficits, with a minimum score ≥ 23 on the Montreal Cognitive Assessment (MoCA).

Who cannot join

  • Other psychiatric Axis I disorders
  • Acute suicidality
  • Electroconvulsive therapy in the last 6 months
  • Primary neurological disorder, including dementia and stroke
  • Significant cardiovascular disease, specifically diagnosis of congestive heart failure, known bilateral renal artery stenosis, symptomatic hypotension, or critical aortic or mitral stenosis
  • Myocardial infarction or open-heart surgery in last 6 weeks
Show all 14Show fewer
  • Serum creatinine ≥ 265 micromol /L
  • Serum potassium ≥ 5.5 mmol/L
  • MRI contraindications
  • Known allergy to sertraline or candesartan specifically or known allergy to other SSRIs or ARBs.
  • History of prolonged (> 3 weeks) or self-described severe discontinuation syndrome in the past after stopping an antidepressant.
  • Current use of an angiotensin receptor blocker
  • Current or planned psychotherapy
  • Need for continuous oxygen use or any medical disorder where the hypercapnia challenge would be contraindicated or put the subject at increased risk. This would include acute respiratory disease, chronic angina, or other unstable cardiac conditions.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Vanderbilt Psychiatric Hospital

    Nashville, Tennessee, 37212

Other trials in United States

About this study

This pilot proposal will test the hypothesis that altered cerebral vessel reactivity and cerebral hypoperfusion (decreased blood flow to the brain) is a core mechanism underlying the relationship between vascular disease and depression in older adults. The long-term objective of this line of research is to: A) determine the relationship between vascular reactivity, cerebral hypoperfusion and the persistence of late-life depression and B) determine if improving cerebral perfusion with angiotensin receptor blockers (ARBs) improves depression outcomes.

Read the detailed description

This study will examine how magnetic resonance imaging (MRI) measures of cerebral perfusion relate to antidepressant response. There are two phases to the study. In the first phase, we will examine how cerebral perfusion is related to response to sertraline, a commonly used antidepressant. In the second phase, we will examine individuals who do not respond to sertraline or other selective serotonin reuptake inhibitors (SSRI). We will examine if candesartan, an ARB, improves depression and if it does so by improving cerebral perfusion.

After providing informed consent, participants will undergo medical and psychiatric screening. Participants determined to be eligible at the screen will proceed to a baseline evaluation, which will include brief cognitive neuropsychological testing and MRI. Participants will then begin open-label sertraline for eight weeks (baseline to week 8). Dosing will begin at 50mg daily and, based on response and tolerability, can increase up to the FDA approved maximum dose of 200mg daily.

After the eight weeks, participants will be re-evaluated and complete another MRI. Those who respond to sertraline and experience remission of their depression will end their study participation. Those who do not experience remission will continue to the phase 2 open-label candesartan arm.

The candesartan arm will last for 12 weeks (week 8 to week 20). Dosing will begin at 4mg daily and can increase to a maximum dose of 32mg, based on tolerability and response. Participants will be monitored closely, and other antihypertensive medications adjusted to avoid low blood pressure. At the end of the 12-week trial, participants will again complete MRI and neuropsychological testing. Their study participation will then end.

Being tested
Sertraline, Candesartan
Keywords
Depression, Depressive Disorder, Geriatrics, Hypertension
Medical subject headings
Depression, Hypertension, Depressive Disorder

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SertralineDrug

    Also called Zoloft

    50mg - 200mg daily

  • CandesartanDrug

    Also called Atacand

    4mg - 32mg daily

Study groups in NCT01794455
Study groupRoleWhat they receive
Phase 1: SertralineExperimentalEight-week trial of sertraline mono therapy, dosing ranging from 50mg- 200mg daily.
Receives: Drug: Sertraline
Phase 2: CandesartanExperimentalFor subjects who do not remit to sertraline, they will receive candesartan for 12 weeks, with doses ranging from 4mg - 32mg daily.
Receives: Drug: Candesartan

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. MRI Arterial Spin Labeling

    MRI arterial spin labeling is a noninvasive approach to measuring cerebral blood flow. This relates to the Phase 1 sertraline arm.

    Measured: Change in perfusion from baseline to week 8

  2. Montgomery Asberg Depression Rating Scale (MADRS)

    MADRS is a measure of depression severity. This outcome applies to the sertraline Phase 1 arm.

    Measured: Week 8

Secondary outcomes (4)
  1. Quick Inventory of Depressive Symptoms, Self-Rated (QIDS-SR16)

    Self-report measure of depression severity. This applies to the sertraline Phase 1 arm.

    Measured: Week 8

  2. Quick Inventory of Depressive Symptoms, Self-Rated (QIDS-SR16)

    Self-report measure of depression severity (range 0 - 27, higher scores indicate more severe depressive symptoms). This applies to the candesartan Phase 2 arm.

    Measured: Week 20

  3. Montgomery-Asberg Depression Rating Scale

    MADRS is a measure of depression severity (range 0 - 60, higher scores indicate more severe depressive symptoms). This outcome applies to the candesartan Phase 2 arm.

    Measured: Week 20

  4. MRI Arterial Spin Labeling

    MRI arterial spin labeling is a noninvasive approach to measuring cerebral blood flow. This relates to the Phase 2 candesartan arm.

    Measured: Change from week 8 to week 20

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Feb 2013 (estimated)
  2. Study startMay 2013
  3. Primary completionMar 2015
  4. Study completionMar 2015

Why it stopped: Enrollment difficulties

Resources

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 4
Primary purpose
Basic science
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
1 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01794455
Sponsor's protocol ID
VR5642
Status last verified
Aug 2016
First submitted
12 Feb 2013
Last updated
20 Oct 2016
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Sertraline and Candesartan in people with Depression and Hypertension, run by Vanderbilt University 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?

The sponsor lists 5 inclusion and 14 exclusion criteria. 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: stopped early, as of the sponsor's last update on 20 Oct 2016. 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 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 20 Oct 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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.

What does the primary outcome measure?

MRI Arterial Spin Labeling (time frame: Change in perfusion from baseline to week 8). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

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 20 Oct 2016.

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