Purpose

This is a multicenter, randomized, double-blind, placebo-controlled study to assess the efficacy, safety, and tolerability of ITI-1284 as monotherapy treatment in patients meeting Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR) criteria for GAD in patients who have had inadequate response to generalized anxiety disorder treatment.

Condition

Eligibility

Eligible Ages
Over 18 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Provide written informed consent before the initiation of any study specific procedures; - At Screening, meet Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR) diagnostic criteria for moderate or severe GAD (current GAD) as confirmed by the Investigator or Sponsor-approved rater using the Structured Clinical Interview for DSM-5 Clinical Trials Version (SCID-5-CT), and meets all of the following at Screening and Baseline: - HAM-A Total score of ≥ 22; - HAM-A Items 1 (anxious mood) and 2 (tension) scores ≥ 2; - CGI-S score of ≥ 4; - History of inadequate response (< 50% improvement in anxiety symptoms as measured by the modified Antidepressant Treatment Response Questionnaire [ATRQ] for GAD) to at least 2 of the following GAD-approved treatments: paroxetine, venlafaxine XR, duloxetine, escitalopram, or buspirone taken at an adequate dose (that is, at least a minimum total daily dose of paroxetine 20 milligram [mg], venlafaxine XR 75mg, duloxetine 60 mg, escitalopram 10mg, or buspirone 20 mg) and duration (ie, for at least 6 weeks prior to Screening) for the treatment of ongoing GAD symptoms.

Exclusion Criteria

  • Within the patient's lifetime, has one of the following confirmed DSM-5-TR psychiatric diagnoses: - Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder or other psychotic disorder; - Bipolar Disorder; - MADRS total score > 18 at Screening or Baseline; - In the opinion of the Investigator, the patient has a significant risk for suicidal behavior during his/her participation in the study or - At Screening, the patient scores "yes" on Suicidal Ideation Items 4 or 5 of the C-SSRS within 6 months prior to Screening or, at Baseline, the patient scores "yes" on Suicidal Ideation Items 4 or 5 since the Screening Visit; - At Screening, the patient has had 1 or more suicidal attempts within the 2 years prior to Screening; - At Screening or Baseline MADRS Item 10 score ≥ 5; or - The patient is considered to be an imminent danger to him/herself or others based on the assessment of the Investigator; - Lifetime history of failure to respond to > 3 of the approved treatments for GAD (ie, paroxetine, venlafaxine XR, duloxetine, escitalopram, or buspirone) at an adequate dose (that is, at least a minimum total daily dose of paroxetine 20 mg, venlafaxine XR 75mg, duloxetine 60 mg, escitalopram 10mg, or buspirone 20 mg) and for an adequate duration (ie, at least 6 weeks)

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Triple (Participant, Investigator, Outcomes Assessor)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
ITI-1284 10mg
ITI-1284 10 mg tablet, taken once daily, sublingual administration.
  • Drug: ITI-1284 10 mg
    ITI-1284 10 mg tablet, taken once daily, sublingual administration.
Experimental
ITI-1284 20mg
ITI-1284 20 mg tablet, taken once daily, sublingual administration.
  • Drug: ITI-1284 20 mg
    ITI-1284 20 mg tablet, taken once daily, sublingual administration.
Placebo Comparator
Placebo
Matching placebo tablet, taken once daily, sublingual administration
  • Drug: Placebo
    Matching placebo tablet, taken once daily, sublingual administration

Recruiting Locations

University of Alabama at Birmingham
Birmingham, Alabama 35294

More Details

Status
Recruiting
Sponsor
Intra-Cellular Therapies, Inc.

Study Contact

Study Contact
844-434-4210
Participate-In-This-Study1@its.jnj.com

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.