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Bipolar DepressionPhase 2NCT01768767

Trial of Ketamine and Lithium Therapy in Bipolar Depression

A Phase 2 study testing Ketamine and Ketamine/Lithium in people with Bipolar Depression, run by Yale University.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This study is looking at the safety and efficacy of combined ketamine and lithium therapy for treating patients with bipolar depression who are taking a mood stabilizer that is not working for them. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Bipolar Depression
What is being tested?
Ketamine and Ketamine/Lithium
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
No sites listed yet
Study dates
Jan 2013to Jan 2013
Phase
Phase 2
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

  • Male or female between the ages of 18-65 years. Females will be included if they are not pregnant and agreed to utilize a medically accepted birth control method (to include oral, injectable, or implant birth control, condom, diaphragm with spermicide, intrauterine device, tubal ligation, abstinence, or partner with vasectomy) or if post-menopausal for at least 1 year, or surgically sterile.
  • Able to provide written informed consent according to Yale HIC guidelines.
  • Bipolar Disorder in Major Depressive Episode (296.5x or 296.89), as determined by the Structured Clinical Interview for DSM-IV (SCID) patient edition 80
  • Montgomery Asberg Depression Rating Scale (MADRS) score of 18 or higher.
  • Quick Inventory of Depressive Symptoms - Self-Report (QIDS-SR16) score of 19 or higher.
  • Be able to understand and speak English.

Who cannot join

  • Patients with a history of DSM-IV-TR diagnosis of schizophrenia or schizoaffective disorder or currently exhibiting psychotic features associated with their depression.
  • Patients with current hypomanic and/or manic symptoms meeting DSM-IV-TR criteria of mixed episode are excluded.
  • DSM IV-TR Axis I disorders are excluded if they are considered primary disorders.
  • Dementia or suspicion thereof, is also exclusionary.
  • Serious suicide or homicide risk, as assessed by evaluating clinician; A serious suicide risk will be considered an inability to control suicide attempts, imminent risk of suicide in the investigator's judgment, or a history of serious suicidal behavior, which is defined using the Columbia-Suicide Severity Rating Scale (C-SSRS) as either (1) one or more actual suicide attempts in the 3 years before study entry with the lethality rated at 3 or higher, or (2) one or more interrupted suicide attempts with a potential lethality judged to result in serious injury or death.
  • Substance abuse or dependence during the 3 months prior to screening.
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  • History of serious medical or neurological illness.
  • Signs of major medical or neurological illness on examination or as a result of a 12 lead ECG screening or laboratory studies.
  • Abnormality on physical examination. A subject with a clinical abnormality may be included only if the study physician considers the abnormality will not introduce additional risk factors and will not interfere with the study procedure.
  • Positive urine drug screen.
  • Pregnant or lactating women or a positive urine pregnancy test; for women of childbearing potential.
  • Subjects who test positive for HIV or viral hepatitis (hepatitis B and/or C) will be excluded as a means to (1) protect the subjects and research staff from the increased risks of blood borne pathogen transmission during placebo/ketamine infusions and (2) to minimize the factors which might influence the biochemical responses and affect the study outcome. This test will take place at the screening visit. Subjects will be invited back to the Yale Depression Research Program, either for their next study visit or for a HIV/Hep debriefing session. HIV results will be given in a face to face meeting no matter what the results are.
  • Patients requiring excluded medications (see Table 3 for details).
  • History indicating learning disability or mental retardation.
  • Known sensitivity to ketamine or lithium.
  • Resting blood pressure lower than 90/60 or higher than 150/90,or resting heart rate lower than 50/min or higher than 100/min.

About this study

Official title: Novel Approach of Combined Lithium-Ketamine Therapy in Bipolar Depression: To Preserve Efficacy and Minimize Adverse Effects

This study is looking at the safety and efficacy of combined ketamine and lithium therapy for treating patients with bipolar depression who are taking a mood stabilizer that is not working for them.

Being tested
Placebo, Ketamine, Ketamine/Lithium
Medical subject headings
Bipolar Disorder

What participants receive

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

  • PlaceboDrug

  • KetamineDrug

  • Ketamine/LithiumDrug

Study groups in NCT01768767
Study groupRoleWhat they receive
Ketamine/LithiumExperimentalParticipant will receive ketamine/lithium
Receives: Drug: Ketamine/Lithium
KetamineActive comparatorParticipant will receive ketamine
Receives: Drug: Ketamine
PlaceboPlacebo comparatorParticipant will receive placebo
Receives: Drug: Placebo

What is being measured

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

  1. Montgomery-Asberg Depression Rating Scale (MADRS)

    Measured: 4 Hours to 2 weeks

Secondary outcomes (2)
  1. Quick Inventory of Depressive Symptoms - Self-Report (QIDS-SR)

    Measured: 4 hours to 2 weeks

  2. Clinical Global Impressions Scale (CGI)

    Measured: 4 hours to 2 weeks

Timeline

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

  1. First posted15 Jan 2013 (estimated)
  2. Study startJan 2013
  3. Primary completionJan 2013
  4. Study completionJan 2013

Why it stopped: No funding

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01768767
Sponsor's protocol ID
1209010758
Other IDs
T32DA022975
Status last verified
Mar 2020
First submitted
9 Jan 2013
Last updated
1 Mar 2023
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ketamine and Ketamine/Lithium in people with Bipolar Depression, run by Yale University.

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 6 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: withdrawn, as of the sponsor's last update on 1 Mar 2023. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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 was withdrawn before enrolling participants, so there are no results.

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?

Montgomery-Asberg Depression Rating Scale (MADRS) (time frame: 4 Hours to 2 weeks). 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 1 Mar 2023.

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