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A Study of JNJ-99245354 (ITI-1284) as an Adjunctive Treatment in Participants With Generalized Anxiety Disorder (GAD) Who Have an Inadequate Response to GAD Treatment

2. november 2026 opdateret af: Intra-Cellular Therapies, Inc.

A Multicenter, Randomized, Double-blind, Parallel-group, Placebo-controlled Trial to Assess the Efficacy, Safety, and Tolerability of JNJ-99245354 (ITI-1284) as an Adjunctive Treatment in Patients With Generalized Anxiety Disorder Who Have an Inadequate Response to Generalized Anxiety Disorder Treatment and an Open-label Long-term Extension Treatment With JNJ-99245354 (ITI-1284)

The purpose of this study is to assess if JNJ-99245354 administered once daily works better to reduce anxiety compared to placebo when given as an additional (adjunctive) therapy in participants with generalized anxiety disorder (GAD; a mental health condition defined by uncontrollable, and excessive worry about everyday events for a long period of time).

Studieoversigt

Status

Rekruttering

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

705

Fase

  • Fase 3

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • California
      • Temecula, California, Forenede Stater, 92591
        • Rekruttering
        • Inland Psychiatric Medical Group Inc
    • Florida
      • Miami, Florida, Forenede Stater, 33186
        • Rekruttering
        • Nuovida Research Center
    • Massachusetts
      • Springfield, Massachusetts, Forenede Stater, 01103
        • Rekruttering
        • Voltaire Clinical Research
    • New York
      • New York, New York, Forenede Stater, 10017
        • Rekruttering
        • Fieve Clinical Research Inc

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion criteria:

  • Medically stable on the basis of physical examination, medical history, vital signs, and 12-lead electrocardiogram (ECG) performed at screening and at baseline
  • Medically stable on the basis of clinical laboratory tests performed at screening
  • History of inadequate response to at least 1 generalized anxiety disorder (GAD)-approved treatment taken at an adequate dose and duration as specified in the protocol for the treatment of ongoing GAD symptoms
  • Is currently an outpatient and is anticipated to maintain outpatient status for the duration of the double blind (DB) treatment period of the trial
  • Body mass index (BMI) within the range 19-40 kilogram per meter squared (kg/m^2) (inclusive)

Exclusion criteria:

  • Within the participant's lifetime, has one of the following confirmed diagnostic and statistical manual of mental disorders (5th edition) (DSM-5) text revision (TR) psychiatric diagnoses: a. schizophrenia, schizoaffective disorder, schizophreniform disorder or other psychotic disorder; b. bipolar disorder
  • Within 6 months of screening, has a confirmed DSM-5-TR psychiatric diagnosis other than GAD, including: a. other anxiety disorders (except simple phobias and social anxiety disorder); b. moderate or severe alcohol or substance use disorders (excluding nicotine); d. moderate or severe major depressive disorder; e. any other psychiatric condition (except for mild major depressive disorder [MDD]) that has been the main focus of treatment
  • Montgomery-asberg depression rating scale (MADRS) total score greater than (>)18 at screening or baseline
  • Lifetime history of inadequate response to >3 of the approved treatments for GAD at an adequate dose and for an adequate duration
  • The participant is taking more than 1 anti depressive therapy (ADT) or is taking ADT + buspirone at screening, regardless of indication, and is unable or unwilling to discontinue additional ADT (or buspirone) prior to baseline

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Firedobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: JNJ-99245354: Dose 1

Participants will receive JNJ-99245354 dose 1 as an adjunctive therapy once daily for up to 6 weeks in the double blind (DB) period. Eligible participants can enter the open-label (OL) period, to receive JNJ-99245354 dose 1 or dose 2 for up to 24 weeks.

JNJ-99245354 will be administered sublingually.

Andre navne:
  • ITI-1284
Eksperimentel: JNJ-99245354: Dose 2

Participants will receive JNJ-99245354 dose 2 as an adjunctive therapy once daily for up to 6 weeks in the DB period. Eligible participants can enter the OL period, to receive JNJ-99245354 dose 1 or dose 2 for up to 24 weeks.

JNJ-99245354 will be administered sublingually.

Andre navne:
  • ITI-1284
Placebo komparator: Placebo

Participants will receive placebo as an adjunctive therapy once daily for up to 6 weeks in the DB period. Eligible participants can enter the OL period, to receive JNJ-99245354 dose 1 or dose 2 for up to 24 weeks.

JNJ-99245354 will be administered sublingually.

Andre navne:
  • ITI-1284

Placebo will be administered sublingually.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Change from Baseline to End of Week 6 in Hamilton Anxiety Rating (HAM-A) Scale Total Score
Tidsramme: Baseline, Week 6

The HAM-A Scale is a clinician-rated scale measuring both psychic anxiety (mental agitation and psychological distress) and somatic anxiety (physical complaints related to anxiety). Each item is rated on a 5-point scale ranging from 0=not present to 4=very severe, disabling symptoms. The HAM-A total score ranges from 0 to 56 where higher score indicates greater severity in anxiety.

Baseline, Week 6

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Change from Baseline to the End of Week 6 in Clinical Global Impression-Severity (CGI-S) Anxiety Score
Tidsramme: Baseline, Week 6

The CGI-S scale is a standardized assessment tool that the clinician can use to rate the overall severity of illness. The CGI-S asks the clinician: "Considering your total clinical experience with this particular population, how mentally ill is the participant at this time? CGI-S is rated on the following seven-point scale: 1=normal, not at all ill; 2=borderline ill; 3=mildly ill; 4=moderately ill; 5=markedly ill; 6=severely ill; 7=among the most extremely ill participants. Here, higher score indicates higher symptom severity.

Baseline, Week 6
Change from Baseline to the End of Week 1 in HAM-A Total Score
Tidsramme: Baseline, Week 1

The HAM-A Scale is a clinician-rated scale measuring both psychic anxiety (mental agitation and psychological distress) and somatic anxiety (physical complaints related to anxiety). Each item is rated on a 5-point scale ranging from 0=not present to 4=very severe, disabling symptoms. The HAM-A total score ranges from 0 to 56 where higher score indicates greater severity in anxiety.

Baseline, Week 1

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Studieleder: Intra-Cellular Therapies, Inc. Clinical Trial, Intra-Cellular Therapies, Inc.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

29. september 2026

Primær færdiggørelse (Anslået)

20. september 2030

Studieafslutning (Anslået)

28. september 2030

Datoer for studieregistrering

Først indsendt

28. september 2026

Først indsendt, der opfyldte QC-kriterier

28. september 2026

Først opslået (Faktiske)

2. oktober 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

3. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

2. november 2026

Sidst verificeret

1. november 2026

Mere information

Begreber relateret til denne undersøgelse

Yderligere relevante MeSH-vilkår

Andre undersøgelses-id-numre

  • 99245354ANX3001
  • 2026-527319-40-00 (Registry Identifier: EUCT number)

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

JA

IPD-planbeskrivelse

The data sharing policy of Johnson & Johnson Innovative Medicine is available at innovativemedicine.jnj.com/our-innovation/clinical-trials/transparency. As noted on this site, requests for access to the study data can be submitted through Yale Open Data Access (YODA) Project site at yoda.yale.edu.

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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