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Taking people in JapanPhase 3

KarXT compared with placebo for schizophrenia in teenagers

Tests KarXT against a placebo in adolescents with schizophrenia.

Plain-language title generated from the registry record
Registry title: A Study to Evaluate the Efficacy and Safety of KarXT for the Treatment of Schizophrenia in Adolescents (EMERGENT TEEN)

Key facts

Where
Bunkyo-ku, Chikugo-Shi, Miyakonojō, Ōta-ku, Sapporo, Yokohama, Kanagawa, and Zentsujichó, JapanSee the 7 sites
Phase
Phase 3

Could this be for you?

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 13 and 17 years old?

Source: NCT07288567, who can take part

Where in Japan

  • Bunkyo-kuBunkyo-ku, JapanNot yet recruiting
  • Chikugo-ShiChikugo-Shi, JapanNot yet recruiting
  • MiyakonojōMiyakonojō, JapanNot yet recruiting
  • Ōta-kuŌta-ku, JapanNot yet recruiting
  • Goryokai Medical Corporation - Goryokai HospitalSapporo, JapanTaking people
  • Yokohama, KanagawaYokohama, Kanagawa, JapanNot yet recruiting
  • ZentsujichóZentsujichó, JapanNot yet recruiting

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
Print a page for my doctor

Trial details

Who runs it
Bristol-Myers Squibb
Trial code
NCT07288567EU 2025-523711-11-00
Record updated
6 October 2026
Original description
The purpose of this study is to evaluate the efficacy and safety of KarXT for treatment of Schizophrenia in adolescents.Read full original descriptionShow less

A Phase 3 Multicenter, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of KarXT for the Treatment of Schizophrenia in Adolescents (13 to 17 Years of Age)

The purpose of this study is to evaluate the efficacy and safety of KarXT for treatment of Schizophrenia in adolescents.

Inclusion: Diagnosis of schizophrenia as defined by the 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) and experiencing symptoms of psychosis at screening (Visit 1); PANSS total score of at least 70 at screening (Visit 1) and randomization (Visit 2); Participant has a CGI-S score of ≥ 4 at screening (Visit 1) and randomization (Visit 2).

Exclusion: Any primary DSM-5-TR disorder other than schizophrenia within 12 months before screening; History or presence of clinically significant cardiovascular, pulmonary, hepatic impairment, renal, hematologic, GI, endocrine, immunologic, dermatologic, neurologic, or oncologic disease or any other condition that, in the opinion of the investigator, would jeopardize the safety of the participant or the validity of the study results; All grades of hepatic impairment (mild [Child-Pugh Class A], moderate [Child-Pugh Class B], and severe [Child-Pugh Class C]). Participants with known intellectual disability defined as an IQ less than 70; or, either clinical evidence or known social or school history indicative of intellectual disability; Any neurological disorder, except for Tourette's Syndrome; Participants who have either a systolic blood pressure (sBP) or diastolic blood pressure (dBP) meeting criteria for stage 2 HTN, regardless of the presence or absence of symptoms; Other protocol-defined Inclusion/Exclusion criteria apply.

ClinicalTrials.gov NCT07288567 · EU CTIS 2025-523711-11-00