CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 256 enrolled
Drug / intervention
Xanomeline and Trospium Chloride Capsules +1 moredrug
Likely dose
Xanomeline and Trospium Chloride Capsules 50 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04738123
NCT04738123Phase 3Completed

A Phase 3, Randomized, Double-blind, Parallel-group, Placebo-controlled, Multicenter Study to Evaluate the Efficacy and Safety of KarXT in Acutely Psychotic Hospitalized Adults With DSM-5 Schizophrenia

Karuna Therapeutics, Inc., a Bristol Myers Squibb company·interventional·Posted Feb 4, 2021·Updated Dec 9, 2024

In Brief

A Phase 3 clinical trial evaluating Xanomeline and Trospium Chloride Capsules and Placebo for Schizophrenia and Schizophrenia; Psychosis. Completed, enrolled 256 participants across 32 sites in 2 countries.

Detailed Summary

This is a Phase 3, randomized, double-blind, parallel-group, placebo-controlled, multicenter inpatient study to examine the efficacy and safety of KarXT in adult subjects who are acutely psychotic with a Diagnostic and Statistical Manual Fifth Edition (DSM-5) diagnosis of schizophrenia. The primary objective of the study is to assess the efficacy of KarXT (a fixed combination of xanomeline 125 mg and trospium chloride 30 mg twice daily \[BID\]) versus placebo in reducing Positive and Negative Syndrome Scale (PANSS) total scores in adult inpatients with a DSM-5 diagnosis of schizophrenia. The secondary objectives of the study are to evaluate improvement in disease severity and symptoms, safety and tolerability, and pharmacokinetics in adult inpatients with a DSM-5 diagnosis of schizophrenia.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUkraine, United States
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedFeb 4, 2021
Enrollment StartApr 6, 2021
Primary CompletionNov 29, 2022
Study CompletionDec 7, 2022
TodayJul 2, 2026
Enrollment to primary: 1.6 yearsPosted 5.4 years ago

Interventions

Xanomeline and Trospium Chloride Capsulesdrug

Oral xanomeline 50 mg/trospium 20 mg BID on days 1-2 followed by xanomeline 100 mg/trospium 20 mg BID on days 3-7. The dose is increased to xanomeline 125 mg/trospium 30 mg BID on days 8-35 unless the subject is experiencing adverse events from the xanomeline 100 mg/ trospium 20 mg dose. Subjects who were increased to xanomeline 125 mg/trospium 30 mg will have the option to return to xanomeline 100 mg/ trospium 20 mg depending on clinical response and tolerability.

Placebodrug

Placebo Capsules