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Efficacy, Safety, and Tolerability of Eslicarbazepine Acetate in the Recurrence Prevention of Bipolar I Disorder

26. februar 2014 opdateret af: Bial - Portela C S.A.

Extension Study to Investigate the Efficacy, Safety, and Tolerability of Eslicarbazepine Acetate (BIA 2-093) in the Recurrence Prevention of Bipolar I Disorder

This was an extension study consisting of 2 parts. In Part I, all participants received open-label treatment with BIA 2-093 900 mg once daily for 2 weeks. Part II followed a double-blind, parallel-group design in which participants were randomly assigned to treatment with BIA 2-093 300 mg, 900 mg, or 1800 mg once daily. Patients stable in remission continued double-blind therapy until approximately 6 months after the last patient entered Part II.

Studieoversigt

Detaljeret beskrivelse

The occurrence of a new manic/depressive episode was considered a treatment failure, and the patient was discontinued from the study. At the end of Part II, 6 months after last patient enrolled and after no longer than approximately 15 months, if patients were still in remission and the investigational product was well-tolerated, patients had the option to enter long-term open-label treatment at the same dosage as used in Part II until a new episode occurred, until marketing was authorized, or until clinical development of BIA 2-093 in the recurrence prevention indication was discontinued. If patients did not enter long-term treatment, an established recurrence prevention medication was prescribed, and BIA 2-093 was tapered off (patients assigned to 1800 mg had the daily dose decreased to 900 mg for 6 days; those assigned to 900 mg or 300 mg received placebo for 6 days).

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

104

Fase

  • Fase 2

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

  • Barn
  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • signed the Informed consent form (ICF)
  • completed the 3-week treatment period in Protocol with identification number SCO/BIA-2093-203 or Protocol with identification number PRA/BIA-2093-204 and shown response to treatment, defined as ≥ 50% improvement in the Young Mania Rating Scale (YMRS) total score or a YMRS total score < 12
  • presented a serum pregnancy test (in cases of women of childbearing potential) consistent with a non-gravid state and used double-barrier contraception throughout the study

Exclusion Criteria:

  • relevant electrocardiogram (ECG) or laboratory abnormalities
  • any uncontrolled clinically relevant disorder
  • uninsured capability to comply with the study protocol

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: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: BIA 2-093 1800 mg (Group 1)
BIA 2-093 1800 mg once daily (Part II followed a double-blind, parallel-group design in which participants were randomly assigned to treatment with BIA 2-093 300 mg, 900 mg, or 1800 mg once daily). Study medication was administered orally, once daily in the evening.
BIA 2-093 1800 mg taken orally in the evening, for 2 weeks
Andre navne:
  • Eslicarbazepinacetat
Eksperimentel: BIA 2-093 900 mg (Group 2)
BIA 2-093 900 mg once daily (Part II followed a double-blind, parallel-group design in which participants were randomly assigned to treatment with BIA 2-093 300 mg, 900 mg, or 1800 mg once daily). Study medication was administered orally, once daily in the evening.
BIA 2-093 900 mg taken orally in the evening, for 2 weeks
Andre navne:
  • Eslicarbazepinacetat
Eksperimentel: BIA 2-093 300 mg (Group 3)
BIA 2-093 300 mg once daily (Part II followed a double-blind, parallel-group design in which participants were randomly assigned to treatment with BIA 2-093 300 mg, 900 mg, or 1800 mg once daily). Study medication was administered orally, once daily in the evening.
BIA 2-093 300 mg taken orally in the evening, for 2 weeks.
Andre navne:
  • Eslicarbazepinacetat
Eksperimentel: ESL (Part I)
In Part I, all participants received open-label treatment with BIA 2-093 900 mg once daily for 2 weeks.
In Part I, patients received one 900 mg BIA 2-093 tablet once daily, taken orally in the evening, for 2 weeks.
Andre navne:
  • Eslicarbazepinacetat

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Proportion of Patients Who Showed no Worsening According to the Clinical Global Impression - Bipolar Version (CGI-BP) Scale (Intent-to-Treat Population)
Tidsramme: 6 months
The CGI-BP scale is a modification of the CGI scale, which provides a means of assessing severity and treatment-related improvement in manic and depressive domains reflecting clinically relevant degrees of change. The concept of improvement refers to the clinical distance between the individual's current condition and that prior to the start of treatment. The scale for 'severity of illness' measures mania, depression and overall illness on a 7 point scale from 1 ('normal, not ill') to 7 ('very severely ill'). The scale for 'change from preceding phase' and 'change from worst phase' measures mania, depression, and overall illness on an 8-point scale from 1 (very much improved) to 8 ('not applicable'). If the patient, in 'change from preceding phase', at any visit during the double-blind, has a score of 5, 6, or 7 in any of 3 categories (mania, depression, or overall bipolar illness), then the illness will be considered to have worsened.
6 months

Samarbejdspartnere og efterforskere

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

Efterforskere

  • Studieleder: Patrício Soares-da-Silva, MD, PhD, BIAL - Portela & Ca. SA

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

1. marts 2006

Primær færdiggørelse (Faktiske)

1. juni 2007

Studieafslutning (Faktiske)

1. juni 2007

Datoer for studieregistrering

Først indsendt

1. april 2013

Først indsendt, der opfyldte QC-kriterier

5. april 2013

Først opslået (Skøn)

8. april 2013

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

27. marts 2014

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

26. februar 2014

Sidst verificeret

1. februar 2014

Mere information

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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