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Bipolar DepressionPhase 4NCT03567681

Comparison of Two Forms of Oxcarbazepine for the Treatment of Bipolar Depression

A Phase 4 study testing Extended release oxcarbazepine vs Immediate release oxcarbazepine in people with Bipolar Depression and Treatment Effectiveness, run by Collaborative Care Initiative, LLC at 1 site in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Consenting subjects with Bipolar depression will remain under the care of their local (psychiatric) care provider and be randomized to a six week course of one of two forms of oxcarbazepine (extended release or immediate release. Read more about this study

Who is it for?
Ages 18 to 65 years
What is being tested?
Extended release oxcarbazepine vs Immediate release oxcarbazepine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
120 participants
Where
1 siteUnited States
Study dates
13 Jun 2018to 30 Sep 2019
Phase
Phase 4
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

Who may be able to join

None listed.

Who cannot join

  • Inability to provide informed consent in English
  • Current or lifetime diagnosis of epilepsy
  • Pregnancy, breastfeeding or refusal to use birth control
  • Another current Axis I diagnosis that is the primary focus of current treatment
  • Substance or alcohol abuse/dependence at least 6 months prior enrollment
  • Clinically significant abnormal results on clinical laboratories (including serum Creatinine, Sodium, and TSH) at baseline visit or within the prior 3 months.
Show all 16Show fewer
  • Has started treatment with an FDA approved agent for Bipolar depression within the past 4 weeks
  • Has received treatment with a long-acting injectable antipsychotic or electroconvulsive therapy during the 2 months prior screening
  • If psychotropic medication outside of study limits is required (Note: Subjects may receive any concomitant medications prescribed by their local care providers with the following specific exceptions: Anti-anxiety medications (anxiolytics) exceeding equivalent of lorazepam 2 mg/d.
  • Any long-acting injectable antipsychotic, More than one dopamine blocking agent, More than one standard antidepressant agent, FDA approved treatments for Bipolar depression (quetiapine, lurasidone, the combination of olanzapine and fluoxetine), or Electroconvulsive therapy.)
  • Last dose of another anticonvulsant agent taken in the current week or within 5 half-lives of discontinuation (whichever is longer) prior to enrollment in the study
  • Current treatment requires ongoing anti-anxiety medications (Anxiolytics) exceeding equivalent of lorazepam 2 mg/d.
  • Use of oxcarbazepine (OXC) for treatment of current episode
  • Previous known hypersensitivity to OXC or other related drugs, such as carbamazepine.
  • History or presence of clinically significant, chronic medical condition, (e.g., hyponatremia, any neurological, gastrointestinal, endocrine, cardiovascular, pulmonary, hematological, immunologic, renal, hepatic or metabolic disease) that in the opinion of the clinician or investigator may affect the safety of the subject and the participation to the trial.
  • Active Suicidality (MADRS item 10 >4) Active suicidal plan/intent or active suicidal thoughts in the past 6 months. Any suicide attempt within two years of the screening assessment.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Dauten Family Center for Bipolar Treatment Innovation

    Boston, Massachusetts, 02114

Other trials in United States

About this study

Official title: An Exploratory Randomized Open Comparison of Oxtellar XR® vs Oxcarbazepine IR (Trileptal®) for the Treatment of Bipolar Depression

Consenting subjects with Bipolar depression will remain under the care of their local (psychiatric) care provider and be randomized to a six week course of one of two forms of oxcarbazepine (extended release or immediate release. Study outcomes will be assessed based on outcome measures administered to the subject at home by a computer simulated rater. Local care providers will receive "pre-assessment" reports ahead of each clinical visit, rate the Clinical Global Impression for Severity, and evaluate adverse effects. The primary outcome variable is "treatment effectiveness" operationally defined as the response rate X the completion rate.

Read the detailed description

This study will use the CCI Engaged Practice platform (EngagedPractice.Com) and will be conducted by a central "meta-site" reviewing eligibility, obtaining consent, randomizing subjects to treatment groups, training local care providers (LCP) to function as sub- investigators and monitoring outcomes.

Subjects will be randomized to six weeks of treatment with extended release oxcarbazepine or immediate release oxcarbazepine,while remaining under the care of their existing LCP.

LCP's will receive sub-investigator training for Good Clinical Practice, Human subjects protection, and all protocol specified assessments and procedures.

A computer simulated rater will collect outcomes (including MADRS, YMRS, PHQ-9, and adverse effects) ahead of each routine clinical visit and provide Measure-based Guidance o the LCP in the form of pre-assessment reports. The primary outcome variable is "treatment effectiveness" operationally defined as the response rate X the completion rate.

Being tested
Extended release oxcarbazepine vs Immediate release oxcarbazepine
Medical subject headings
Bipolar Disorder

What participants receive

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

  • Extended release oxcarbazepine vs Immediate release oxcarbazepineDrug

    Also called Oxtellar vs Trileptal

    Extended release oxcarbazepine vs Immediate release oxcarbazepine

Study groups in NCT03567681
Study groupRoleWhat they receive
Extended release oxcarbazepineExperimentalSix week of open treatment with extended release oxcarbazepine (Oxtellar XR)
Receives: Drug: Extended release oxcarbazepine vs Immediate release oxcarbazepine
Immediate release oxcarbazepineExperimentalSix week of open treatment with Immediate release oxcarbazepine ( Trileptal)
Receives: Drug: Extended release oxcarbazepine vs Immediate release oxcarbazepine

What is being measured

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

  1. Treatment Effectiveness

    Treatment Effectiveness is defined as Response Rate (Change from Baseline MADRS > or = 50%) X Completion Rate (completes week 6 of protocol while remaining on assigned treatment).

    Measured: 6 weeks

Secondary outcomes (1)
  1. Tolerability

    Tolerability is defined as the rate of completion without severe adverse effects reported by subject or clinician. The subject will complete an adverse effects self-report module as part of their "Online Pre-assessment" 1-3 days prior to each clinical visit. The clinician will review the pre-assessment and complete their own adverse effect report at each visit. Items rated as severe by either the subject or the clinician will will be counted as severe. Subjects who remain on study medication for 6 weeks without severe adverse effects will be scored as tolerating treatment.

    Measured: 6 weeks

Timeline

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

  1. First posted26 Jun 2018
  2. Study start13 Jun 2018 (estimated)
  3. Primary completion30 Sep 2019 (estimated)
  4. Study completion30 Sep 2019 (estimated)

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
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Open randomization to parallel treatment groups
Masking
None (open label)
Enrolment
120 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03567681
Sponsor's protocol ID
CCI-BD-001
Status last verified
Jun 2018
First submitted
13 Jun 2018
Last updated
26 Jun 2018
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Benedetti A, Lattanzi L, Pini S, Musetti L, Dell'Osso L, Cassano GB. Oxcarbazepine as add-on treatment in patients with bipolar manic, mixed or depressive episode. J Affect Disord. 2004 Apr;79(1-3):273-7. doi: 10.1016/S0165-0327(02)00407-X.

    PubMed 15023507
  • Ghaemi SN, Berv DA, Klugman J, Rosenquist KJ, Hsu DJ. Oxcarbazepine treatment of bipolar disorder. J Clin Psychiatry. 2003 Aug;64(8):943-5. doi: 10.4088/jcp.v64n0813.

    PubMed 12927010
  • Sachs GS, Nierenberg AA, Calabrese JR, Marangell LB, Wisniewski SR, Gyulai L, Friedman ES, Bowden CL, Fossey MD, Ostacher MJ, Ketter TA, Patel J, Hauser P, Rapport D, Martinez JM, Allen MH, Miklowitz DJ, Otto MW, Dennehy EB, Thase ME. Effectiveness of adjunctive antidepressant treatment for bipolar depression. N Engl J Med. 2007 Apr 26;356(17):1711-22. doi: 10.1056/NEJMoa064135. Epub 2007 Mar 28.

    PubMed 17392295
  • Morris DW, Trivedi MH. Measurement-based care for unipolar depression. Curr Psychiatry Rep. 2011 Dec;13(6):446-58. doi: 10.1007/s11920-011-0237-8.

    PubMed 21935633

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Extended release oxcarbazepine vs Immediate release oxcarbazepine in people with Bipolar Depression and Treatment Effectiveness, run by Collaborative Care Initiative, LLC 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 0 inclusion and 16 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: status not confirmed, as of the sponsor's last update on 26 Jun 2018. 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?

Results are not available in the source record.

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?

Treatment Effectiveness (time frame: 6 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03567681, which also lists 4 linked publications.

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 26 Jun 2018.

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