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RecruitingSchizophreniaAutism-Related Irritability

A Study to Evaluate the Long-term Safety and Tolerability of Xanomeline and Trospium Chloride for the Treatment of Psychiatric Disorders in Children and Adolescents

Eligible age

5–17 yrs

Accepts

All genders

Locations

22 states

Healthy volunteers

No

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About this study

The purpose of this study is to evaluate the long-term safety and tolerability of Xanomeline and Trospium Chloride for the treatment of psychiatric disorders in children and adolescents

Sponsor: Karuna Therapeutics, Inc., a Bristol Myers Squibb company

You may qualify if…

  • ✓ Participants must have completed the double-blind treatment period (ie, Visit 8) of Study CN0120020 or the double-blind treatment period (ie, Week 8) of Study CN0120044 or CN0120045 without an adverse event (AE) that, in the opinion of the investigator, may indicate an unacceptable safety risk.
  • ✓ De-novo participants must have confirmed diagnosis of ASD with symptoms of irritability, as defined by the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR) criteria, confirmed by the Kiddie Schedule for Affective Disorders and Schizophrenia-Present and Lifetime version (K-SADS-PL).

You may not qualify if…

  • ✕ Participants must not have a significant risk of committing violent acts, serious self-harm, or attempting suicide based on history or routine psychiatric status examination, or those who are homicidal or are considered to be a high risk to others, or who have an answer of "Yes" on Questions 4 or 5 on the suicidal ideation section of the "Since Last Visit" version of the C-SSRS at baseline (Visit 1). Nonsuicidal, self-injurious behavior is not exclusionary.
  • ✕ Participants must not have any clinically significant abnormality including any finding(s) from the physical examination, vital signs, or ECG at the end of treatment visit of Study CN0120020, CN0120044 or CN00120045 that the investigator, in consultation with the Sponsor Medical Monitor, would jeopardize the safety of the participant.
  • ✕ Participants must not have either a systolic blood pressure (sBP) or diastolic blood pressure (dBP) meeting criteria for stage 2 hypertension (HTN), regardless of the presence or absence of symptoms.
  • ✕ Other protocol-defined Inclusion/Exclusion criteria apply.

Where it's recruiting

Alabama

Dothan

Arizona

Phoenix

California

Anaheim · Chino · Culver City · Glendale …

Connecticut

New Haven

Florida

Boca Raton · Gainesville · Hollywood · Orlando

Georgia

Atlanta · Decatur · Lawrenceville · Stone Mountain

Illinois

Chicago

Kentucky

Louisville

Massachusetts

Boston · Lexington · Worcester

Michigan

Bloomfield Hills

Missouri

Columbia · Saint Charles

Nebraska

Lincoln

Source: ClinicalTrials.gov · NCT07424404 · last updated 2026-10-15