A Study to Determine the Best Dose of Antivirals in Patients With Both TB and HIV (OPTI-NNRTI)
2011年7月20日 更新者：Stanford University
Because drugs used to treat TB can reduce the amount of the anti-HIV drugs that reach the sites where the virus is located, this study is designed to see whether it is necessary to use higher doses of antiviral (anti-HIV) drugs while patients are receiving therapy with rifampin, one of the drugs commonly used to treat TB.
Participants will be assigned to one of 4 arms (see below) and will be followed during the time when they are receiving both treatments.
研究概览
详细说明
This is an open label, randomized study with 4 arms: 1.) Standard dose and 2.) high dose nevirapine; and 3.) standard dose and 4.) high dose efavirenz.
Subjects in all 4 arms will also receive 2 nucleoside analog drugs.
Patients will have routine monitoring for the treatment of TB and HIV, as well as some additional blood samples to follow the virus in the blood and to determine the effect of the TB therapy on the amounts of anti-HIV drugs that are in the body.
研究类型
介入性
注册 (实际的)
5
阶段
- 第四阶段
联系人和位置
本节提供了进行研究的人员的详细联系信息，以及有关进行该研究的地点的信息。
学习地点
-
-
Bahia
-
Salvador、Bahia、巴西、40110-160
- Hospital Universitario Prof. Edgard Santos/Universidade Federal da Bahia
-
-
参与标准
研究人员寻找符合特定描述的人，称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。
资格标准
适合学习的年龄
18年 及以上 (成人、年长者)
接受健康志愿者
不
有资格学习的性别
全部
描述
Inclusion Criteria:
- ARV naïve subjects
- Documented HIV infection
- Documented TB infection
- Platelet count 40,000/mm3
- Hemoglobin ≥8.0 g/dL
- Absolute neutrophil count (ANC) >500/mm3
- AST (SGOT), ALT (SGPT), and alkaline phosphatase <3 X ULN
- Total bilirubin <2.5 x ULN
- Calculated creatinine clearance ≥60 mL/min
- For women of reproductive potential, negative urine pregnancy test
Exclusion Criteria:
- Unable to provide informed consent.
- History drug abuse that the investigators suspect will interfere with compliance to study medications and visits.
- Patients on hemodialysis.
- Tuberculosis meningitis.
- Women with CD4 > 250 and men with CD4 > 400 due to higher risk of hepatotoxicity related to use of NVP.
- Positive serology for hepatitis C.
- Evidence for active hepatitis B including positive serologies for HBsAg, HBeAg, or HBV-DNA. Note: If anti-HBs is positive, patient is eligible for study if liver enzymes are within the parameters indicated in the inclusion criteria
- Women who are breast-feeding
- Known allergy/sensitivity to study drug(s) or their formulations
- Patients with other OIs or intercurrent illness that could affect their ability to take study drugs
学习计划
本节提供研究计划的详细信息，包括研究的设计方式和研究的衡量标准。
研究是如何设计的？
设计细节
- 主要用途：治疗
- 分配：随机化
- 介入模型：并行分配
- 屏蔽：无（打开标签）
武器和干预
参与者组/臂 |
干预/治疗 |
|---|---|
|
有源比较器：1
Standard dose nevirapine (200 mg 2x daily) in combination with 2 nucleoside analogs
|
Patients co-infected with HIV and TB will receive either "standard" doses of nevirapine (200 mg 2x daily) or efavirenz (600 mg daily) or "high" doses of nevirapine (400 mg and 200 mg daily) or efavirenz (800 mg daily) that are chosen to compensate for the change in pharmacokinetics shown to occur when co-infected patients are treated with the antituberculous drug, rifampin.
其他名称：
|
|
实验性的：2
High dose nevirapine (400 mg in the morning, 200 mg in the evening) in combination with 2 nucleoside analogs
|
Patients co-infected with HIV and TB will receive either "standard" doses of nevirapine (200 mg 2x daily) or efavirenz (600 mg daily) or "high" doses of nevirapine (400 mg and 200 mg daily) or efavirenz (800 mg daily) that are chosen to compensate for the change in pharmacokinetics shown to occur when co-infected patients are treated with the antituberculous drug, rifampin.
其他名称：
|
|
有源比较器：3
Standard dose efavirenz (600 mg at bedtime) in combination with 2 nucleoside analogs
|
Patients co-infected with HIV and TB will receive either "standard" doses of nevirapine (200 mg 2x daily) or efavirenz (600 mg daily) or "high" doses of nevirapine (400 mg and 200 mg daily) or efavirenz (800 mg daily) that are chosen to compensate for the change in pharmacokinetics shown to occur when co-infected patients are treated with the antituberculous drug, rifampin.
其他名称：
|
|
实验性的：4
High dose efavirenz (800 mg at bedtime) in combination with 2 nucleoside analogs
|
Patients co-infected with HIV and TB will receive either "standard" doses of nevirapine (200 mg 2x daily) or efavirenz (600 mg daily) or "high" doses of nevirapine (400 mg and 200 mg daily) or efavirenz (800 mg daily) that are chosen to compensate for the change in pharmacokinetics shown to occur when co-infected patients are treated with the antituberculous drug, rifampin.
其他名称：
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研究衡量的是什么？
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
Decline in HIV RNA in plasma Rise in CD4 cell count
大体时间：Baseline, and Weeks 8, 20 and 32
|
These laboratory measures would be used to determine if there was a difference in the ARV failure rate between patients receiving standard dose vs high dose treatment with NNRTIs
|
Baseline, and Weeks 8, 20 and 32
|
合作者和调查者
在这里您可以找到参与这项研究的人员和组织。
调查人员
- 首席研究员：Terrence F Blaschke, M.D.、Stanford University
研究记录日期
这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查，以确保它们在发布到公共网站之前符合特定的质量控制标准。
研究主要日期
学习开始
2007年7月1日
初级完成 (实际的)
2008年3月1日
研究完成 (实际的)
2008年3月1日
研究注册日期
首次提交
2007年8月29日
首先提交符合 QC 标准的
2007年8月29日
首次发布 (估计)
2007年8月31日
研究记录更新
最后更新发布 (估计)
2011年7月22日
上次提交的符合 QC 标准的更新
2011年7月20日
最后验证
2011年7月1日
更多信息
与本研究相关的术语
其他相关的 MeSH 术语
其他研究编号
- Stanford Protocol ID: 95564
此信息直接从 clinicaltrials.gov 网站检索，没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求，请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改，我们的网站上也会自动更新.