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临床试验/NCT00745615
NCT00745615终止2 期

An Active Extension of LAQ/5062 Study. A Multinational, Multicenter, Randomized, Double-Blind, Parallel-Group Study to Evaluate the Safety, Tolerability and Efficacy of Two Doses (0.3 mg and 0.6 mg) of Laquinimod, Orally Administered in Relapsing Remitting (R-R) Multiple Sclerosis (MS) Subjects (Study LAQ/5063 Active Double-Blind Phase) Followed by an Open Label Phase of Laquinimod 0.6 mg Daily (LAQ/5063 OL)

Teva Pharmaceutical Industries, Ltd.45 个研究点 分布在 9 个国家目标入组 257 人开始时间: 2005年12月7日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
2 期
状态
终止
发起方
入组人数
257
试验地点
45
主要终点
Double-Blind Extension Period: Number of Participants With Adverse Events (AEs)

研究概览

简要总结

This is a multinational, multicenter, randomized, double-blind, parallel-group active extension of LAQ/5062 study (NCT00349193), assessing the tolerability, safety and efficacy of two doses (0.3 mg and 0.6 mg) of laquinimod, orally administered in participants with relapsing remitting multiple sclerosis (RRMS), followed by an open-label phase of laquinimod 0.6 mg daily. This study is LAQ/5063 (i.e., double-blind extension) and LAQ/5063 OL (i.e., subsequent open-label extension). - The first period of the extension study is an active, double-blind period. Participants from the active treatment arms in LAQ/5062 continue their assigned treatment in blinded fashion. Participants who were assigned to placebo treatment in LAQ/5062 are equally randomized in blinded-fashion to laquinimod 0.6 mg or laquinimod 0.3 mg. - Once termination visit of LAQ/5063 active double-blind phase (completion of the full 36 weeks or as requested by the Sponsor) is performed, all participants continue on laquinimod 0.6 mg daily as an open-label intervention. The open-label period continues as long as the Sponsor continues the development of laquinimod 0.6 mg for RRMS or early discontinuation.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Investigator)

盲法说明

Blinding performed by interactive voice response system (IVRS) and relevant only to the first period of the extension. General medical evaluations will be assessed separately from neurological assessment evaluations by two different neurologists/ physicians. Magnetic resonance imaging (MRI) scan evaluation will be performed at a central reading center by staff that does not have access to the clinical data.

入排标准

年龄范围
18 Years 至 50 Years(Adult)
性别
All
接受健康志愿者
否

入选标准

  • 未提供

排除标准

  • 未提供

研究组 & 干预措施

Double-Blind: Placebo/Laquinimod 0.3 mg

Experimental

Participants who will be receiving placebo matching to laquinimod 0.3 mg tablet once daily orally in double-blind core study, will receive laquinimod 0.3 mg tablet once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Placebo (Drug)

Double-Blind: Placebo/Laquinimod 0.6 mg

Experimental

Participants who will be receiving placebo matching to laquinimod 0.6 mg (2 tablets of placebo) once daily orally in double-blind core study, will receive laquinimod 0.6 mg once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Placebo (Drug)

Double-Blind: Laquinimod 0.3 mg

Experimental

Participants who will be receiving laquinimod 0.3 milligram (mg) tablet once daily orally in double-blind core study, will continue to receive laquinimod 0.3 mg tablet once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Laquinimod (Drug)

Open Label: Laquinimod 0.6 mg

Experimental

Participants who will be receiving laquinimod 0.6 mg (2 tablets of 0.3 mg each) once daily orally either in double-blind core study or double-blind extension period, will receive laquinimod 0.6 mg capsule once daily orally in open-label extension period of this study until termination (as long as the Sponsor will continue the development of laquinimod 0.6 mg for RRMS) or early discontinuation (up to approximately 10.5 years).

干预措施: Laquinimod (Drug)

Open-Label: Laquinimod 0.3 mg/Laquinimod 0.6 mg

Experimental

Participants who will be receiving laquinimod 0.3 mg tablet once daily orally either in double-blind core study or double-blind extension period, will receive laquinimod 0.6 mg capsule once daily orally in open-label extension period of this study until termination (as long as the Sponsor will continue the development of laquinimod 0.6 mg for RRMS) or early discontinuation (up to approximately 10.5 years).

干预措施: Laquinimod (Drug)

Double-Blind: Placebo/Laquinimod 0.6 mg

Experimental

Participants who will be receiving placebo matching to laquinimod 0.6 mg (2 tablets of placebo) once daily orally in double-blind core study, will receive laquinimod 0.6 mg once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Laquinimod (Drug)

Double-Blind: Placebo/Laquinimod 0.3 mg

Experimental

Participants who will be receiving placebo matching to laquinimod 0.3 mg tablet once daily orally in double-blind core study, will receive laquinimod 0.3 mg tablet once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Laquinimod (Drug)

Double-Blind: Laquinimod 0.6 mg

Experimental

Participants who will be receiving laquinimod 0.6 mg (2 tablets of 0.3 mg each) once daily orally in double-blind core study, will continue to receive laquinimod 0.6 mg once daily orally in double-blind extension period of this study for up to Week 36.

干预措施: Laquinimod (Drug)

结局指标

主要结局

Double-Blind Extension Period: Number of Participants With Adverse Events (AEs)

时间窗: Baseline (Week 0) to Week 36

An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. Serious adverse event (SAE) was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. AEs included both SAEs and non-serious AEs. A summary of other non-serious AEs and all SAEs, regardless of causality is located in the 'Reported AE section'.

Open-label Extension Period: Number of Participants With AEs

时间窗: Baseline (Month 0/termination visit of double-blind extension phase [completion of full 36 weeks] until termination (as long as the Sponsor continued the development of laquinimod 0.6 mg for RRMS) or early discontinuation (up to approximately 10.5 years)

An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. An SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. AEs included both SAEs and non-serious AEs. A summary of other non-serious AEs and all SAEs, regardless of causality is located in the 'Reported AE section'.

Double-Blind Period: Number of Participants Who Prematurely Discontinued From the Study Due to Any Reason and Due to AEs

时间窗: Baseline (Week 0) to Week 36

An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. An SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. AEs included both SAEs and non-serious AEs.

Open-Label Period: Number of Participants Who Prematurely Discontinued From the Study Due to Any Reason and Due to AEs

时间窗: Baseline (Month 0/termination visit of double-blind extension phase [completion of full 36 weeks] until termination (as long as the Sponsor continued the development of laquinimod 0.6 mg for RRMS) or early discontinuation (up to approximately 10.5 years)

An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. An SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. AEs included both SAEs and non-serious AEs.

次要结局

  • Double-Blind Period: Volume of T2 Lesions(At the end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Number of New T2 Lesions(At the end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Kurtzke's Expanded Disability Status Scale (EDSS) Score(At the end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Number of Enhancing Lesions on T1-Weighted Images(At the end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Relapse Rate: Total Number of Confirmed Relapses(Baseline (Week 0) up to end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Percentage of Relapse-Free Participants(Baseline (Week 0) up to end of active double-blind phase or termination/early termination visit (up to Week 36))
  • Double-Blind Period: Number of New Hypointense T1 Lesion on Enhanced T1 Scans(At the end of active double-blind phase or termination/early termination visit (up to Week 36))

研究者

发起方
Teva Pharmaceutical Industries, Ltd.
申办方类型
Industry
责任方
Sponsor

研究点 (45)

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