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临床试验/NCT00495183
NCT00495183Unknown4 期

Efficacy of Caffeine, With and Without Biperiden, as a Maintenance Treatment for Cocaine Dependence

Hospital Universitari Vall d'Hebron Research Institute1 个研究点 分布在 1 个国家目标入组 108 人开始时间: 2009年1月最近更新:
适应症
干预措施
相关药物

试验速览

阶段
4 期
入组人数
108
试验地点
1
主要终点
cocaine use

研究概览

简要总结

The aim of this study is to assess the efficacy of caffeine compared to placebo as a maintenance treatment for cocaine dependence. Caffeine potentiation with biperiden will be also studied.

Ninety patients with snorted/sniffed cocaine dependence will be randomized to receive caffeine (300 - 1200 mg t.i.d.) plus biperidene (8 mg b.i.d.) caffeine (300 - 1200 mg t.i.d.) with placebo or placebo during 10 days in an in-hospital setting.

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
Triple (Participant, Investigator, Outcomes Assessor)

入排标准

年龄范围
18 Years 至 60 Years(Adult)
性别
All
接受健康志愿者

入选标准

  • diagnosis of cocaine dependence, according to DSM-IV-TR criteria
  • age between 18 and 60 years
  • current cocaine use, confirmed by a positive urine drug screen for cocaine the week prior to admission.
  • demonstrated capacity to grant informed consent and sign the pertinent informed consent form.
  • place of residence compatible with attendance at the center.
  • for women, willingness to use effective contraceptive measures during the study.

排除标准

  • diagnosis of a severe medical disorder that could interfere with the study
  • presence of an organic pathology for which methylxanthines or biperidene administration is contraindicated
  • serum liver transaminase levels 3 times higher than normal values
  • pregnancy and breast-feeding
  • neuroleptic medication treatment in the past 6 weeks
  • current treatment, or anticipation that the patient may need to initiate treatment during the study, with drugs that may interact with study medication.
  • current diagnosis of a major mental disorder.
  • awareness of a situation that could prevent the patient's participation in the study (e.g. serving a sentence)
  • current participation in another research project.

研究组 & 干预措施

1

Experimental

caffeine + placebo

干预措施: caffeine (Drug)

2

Experimental

caffeine + biperiden

干预措施: caffeine (Drug)

2

Experimental

caffeine + biperiden

干预措施: Biperiden (Drug)

3

Placebo Comparator

Placebo+placebo

干预措施: Placebo (Drug)

结局指标

主要结局

cocaine use

时间窗: 22 weeks

survival

时间窗: 22 weeks

次要结局

未报告次要终点

研究者

研究点 (1)

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