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18F-DOPA PET to Elucidate the Antidepressant Mechanism of Lurasidone in Bipolar Disorder

18F-DOPA PET to Elucidate the Antidepressant Mechanism of Lurasidone in Bipolar Disorder

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03902613
Enrollment
1
Registered
2019-04-04
Start date
2019-02-07
Completion date
2019-08-01
Last updated
2023-11-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bipolar Depression

Brief summary

The goal of this project is to understand what causes bipolar disorder and how medications treat bipolar depression. Particularly, the project focuses on the importance of dopamine signaling in the process. Participants will have two different brain scans (MRI and PET scan). They will also have treatment for your depression with an FDA approved medication, lurasidone (Latuda). The study is funded by the Columbia University Irving Institute to improve the treatment of bipolar disorder.

Interventions

DRUGLurasidone

Participant will have an open label trial of lurasidone for eight weeks.

Sponsors

Columbia University
CollaboratorOTHER
New York State Psychiatric Institute
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 50 Years
Healthy volunteers
No

Inclusion criteria

* Bipolar I disorder, bipolar II disorder or other specified bipolar disorder * Currently in a major depressive episode and moderately depressed * Age 18-50 years old * Patients on psychiatric medications will not be benefitting from those medications * Females of childbearing potential must be willing to use an acceptable form of birth control throughout the study

Exclusion criteria

* Diagnosis of schizophrenia or other psychotic disorders, recent alcohol or substance use disorder, recent anorexia or bulimia nervosa * Previous failed trial of lurasidone, or had intolerable side effects of lurasidone * Significant active physical illness * Actively suicidal * ECT within the past 6 months * Recent pregnancy, abortion or miscarriage or plans to conceive during the study; currently lactating * Metal in the body that is not MRI compatible * Current, past or anticipated exposure to radiation * Currently taking an anticoagulant medication

Design outcomes

Primary

MeasureTime frameDescription
Montgomery Asberg Depression Rating Scale15 minutesMeasures severity of depression symptoms; Scale from 0 to 54; higher numbers mean greater depression severity, so a decrease in score is a better outcome.

Countries

United States

Participant flow

Participants by arm

ArmCount
Lurasidone
Open-label treatment with lurasidone within the dose range of 20-60 mg daily Lurasidone: Participant will have an open label trial of lurasidone for eight weeks.
1
Total1

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyPhysician Decision1

Baseline characteristics

CharacteristicLurasidone
Age, Continuous46 years
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
1 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
0 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
1 Participants
Region of Enrollment
United States
1 participants
Sex: Female, Male
Female
0 Participants
Sex: Female, Male
Male
1 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
0 / 1
other
Total, other adverse events
0 / 1
serious
Total, serious adverse events
0 / 1

Outcome results

Primary

Montgomery Asberg Depression Rating Scale

Measures severity of depression symptoms; Scale from 0 to 54; higher numbers mean greater depression severity, so a decrease in score is a better outcome.

Time frame: 15 minutes

ArmMeasureValue (MEAN)
LurasidoneMontgomery Asberg Depression Rating Scale34 units on a scale

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026