A Phase 2 Clinical Trial of GH001 in Patients with Bipolar II Disorder and a Current Major Depressive Episode

Recruitment & Eligibility

Status: Authorised-recruitment may be ongoing or finished

Sex: All

Target Recruitment: 15

Inclusion Criteria

• Is male or female and in the age range between 18 and 64 years (inclusive) at screening;
• Meets the trial criteria for bipolar II disorder and is experiencing a major depressive episode:
• Meets the DSM-5 diagnostic criteria for bipolar II disorder with a current major depressive disorder episode confirmed by the Mini-International Neuropsychiatric Interview (MINI) v7.0.2
• Has a Montgomery–Åsberg Depression Rating Scale (MADRS) total score of = 24 at screening and pre-dose on Day 0
• Has a Young Mania Rating Scale (YMRS) total score = 8 at screening and prior to first dose on Day 0;
• Agrees to keep any psychotherapy unchanged, and not initiate any new psychoactive medications during the trial;
• Male patients must use prophylactic contraception (i.e., condom with spermicide or abstinence) and must not donate sperm for 30 days after GH001 dosing;

Are the trial subjects under 18? no
Number of subjects for this age range:
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range 15
F.1.3 Elderly (>=65 years) no
F.1.3.1 Number of subjects for this age range

Exclusion Criteria

• Has bipolar II disorder with rapid cycling (four or more episodes of hypomania or depressive episodes in previous 12-month period);
• Has, based on history, psychiatric assessment, and evaluation of the MINI, a current or prior diagnosis of bipolar I disorder, a manic episode, a psychotic disorder, major depressive disorder (MDD) or other mood disorder with psychotic features, obsessive compulsive disorder, PTSD, autism spectrum disorder, borderline personality disorder, clinically significant intellectual disability or any other psychiatric comorbidity that renders the patient unsuitable for the trial according to the investigator’s judgment;
• Has one or more first or second degree relatives with a current or previously diagnosed psychotic disorder or MDD with psychotic features;
• Is in the judgment of a trial psychiatrist or registered psychologist, at significant risk for suicide based on history, psychiatric assessment, and evaluation of suicidal ideation and suicidal behaviour based on the C-SSRS;
• Has had an inadequate response to an adequate course of electroconvulsive therapy, vagal nerve stimulation, repetitive transcranial magnetic or electrical stimulation, or deep brain stimulation in the current episode of depression as assessed using the ATHF-SF;
• Female patient who has a positive pregnancy test at screening or on the pre-test day (Day -1), is pregnant or lactating, or plans to become pregnant during the course of the trial and up to 30 days after GH001 dosing;
• Patients with DSM-5 drug or alcohol use disorder within 6 months prior to screening.

Study & Design

Study Type: Interventional clinical trial of medicinal product

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Main Objective: To determine the onset and 7-day durability of anti-depressive effects of a single-day individualized dosing regimen of 6 mg, 12 mg and 18 mg of GH001 in patients with bipolar II disorder and a current major depressive episode. ;Secondary Objective: •To determine:<br>othe safety and tolerability<br>othe intensity and duration of the psychoactive effects (PsE)<br>othe impact on cognitive outcomes.<br><br>of a single-day individualized dosing regimen of 6 mg, 12 mg and 18 mg of GH001 in patients with bipolar II disorder and a current major depressive episode.<br>;Primary end point(s): •The anti-depressive effects of GH001 evaluated by:<br>oChange from baseline in MADRS <br><br>;Timepoint(s) of evaluation of this end point: • Prior to first dose on Day 0;<br>• Day 7.

Secondary Outcome Measures

Name	Time	Method

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