An Extension Study of a Second Course of a Digital Therapeutic for the Treatment of Experiential Negative Symptoms of Schizophrenia

Click Therapeutics, Inc.73 enrolled

Overview

The purpose of the proposed an open label extension (OLE) study is to evaluate the maintained efficacy and safety of a second consecutive course of Click Therapeutics Study App as an adjunct treatment to standard of care (SOC) in participants who were on the Study App and have recently completed the Click Therapeutics Randomized Clinical Trial NCT05838625.

Click Therapeutics Study App is an interactive, software-based intervention for experiential negative symptoms of schizophrenia. The purpose of the proposed OLE study is to evaluate the maintained efficacy and safety of a second consecutive course of Click Therapeutics Study App as an adjunct treatment to standard of care (SOC) in participants who were on the Study App and have recently completed the Click Therapeutics Randomized Clinical Trial.

Study Type

INTERVENTIONAL

Allocation

Purpose

TREATMENT

Masking

NONE

Enrollment

Conditions

Schizophrenia Negative Symptoms in Schizophrenia

Interventions

Study AppDEVICE

An investigational prescription digital therapeutic in the form of a smartphone app.

Eligibility

Sex: ALLMin age: 18 Years

Medical Language ↔ Plain English

Inclusion Criteria: A participant will be eligible for entry into the study if all the following criteria are met: * Completed participation in NCT05838625 study within 7 days of the extension study Baseline Visit (Day 1). * Is the sole user of an iPhone with an iPhone operating system (iOS) 14 or greater or a smartphone with an Android operating system (OS) 10 or greater and is willing to download and use the specified Study App required by the protocol. * Is willing and able to receive SMS text messages and push messages on their smartphone. * It is the owner of, and has regular access to, an email address. * Has regular access to the Internet via cellular data plan and/or wi-fi. * Had stable housing during NCT05838625, with no anticipated housing changes during the duration of this study. Exclusion Criteria: A participant will not be eligible for study entry if any of the following criteria are met: * Has not completed the Week 16 Visit (Day 112) in the NCT05838625 study. * Has a positive urine drug screening or participant self-reports use of synthetic cathinones (bath salts), synthetic cannabinoids (K2, Spice), inhalants, amphetamines (including MDMA/ecstasy), phencyclidine (PCP), cocaine, opiates, benzodiazepines, barbiturates, hallucinogens, or parenteral drugs. Participants with a positive urine drug test and/or recreational use of THC will not be excluded from the study at the discretion of the investigator. Participants with a positive urine drug screen (UDS) or self-report who have a valid prescription for barbiturates, benzodiazepines, or opiates will not be excluded from the study at the discretion of the investigator. * Has suicidal ideation or behavior, as assessed by the C-SSRS: 1. Participants with a "yes" response to either Items 4 or 5 on the C-SSRS Suicidal Ideation Item during the NCT05838625 study. 2. Participants with a "yes" response on the C-SSRS Suicidal Behavior Items within the last 6 months (26 weeks) prior to or at the Baseline Visit * Participants who, in the opinion of the investigator, present a serious risk of suicide.

Locations (1)

Click Therapeutics

New York, New York, United States

Outcomes

Primary Outcomes

Change in Experiential Negative Symptoms

Change from baseline to Week 16 in the Clinical Assessment Interview for Negative Symptoms, Motivation and Pleasure Scale (CAINS-MAP)

Time frame: Baseline to Week 16

Secondary Outcomes

Change in Experiential Negative Symptoms

Change from baseline to Week 8 in the CAINS-MAP

Time frame: Baseline to Week 8

Change in Expressive Negative Symptoms

Change from baseline to Week 8 and to Week 16 in expressive negative symptoms, as assessed by the CAINS-EXP

Time frame: Baseline to Weeks 8 and 16

Change in Positive Symptoms

Change from baseline to Week 16 in positive symptoms, as assessed by the Positive and Negative Syndrome Scale (PANSS)

Time frame: Baseline to Week 16

Change in Social Functioning

Change from baseline to Week 16 in social functioning, as assessed by the Personal and Social Performance Scale (PSP)

Time frame: Baseline to Week 16

Change in Defeatist Beliefs

Change from baseline to Week 16 in self-reported defeatist beliefs, as assessed by the Defeatist Beliefs Subscale of the Dysfunctional Attitude Scale (DAS)

Time frame: Baseline to Week 16

Impression of Improvement

Patient Global Impression of Improvement Scale (PGI-I) at Week 16

Time frame: Week 16

Data from ClinicalTrials.gov

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