Dosing Obese With Noxafil® Under a Trial (DONUT) (DONUT)
Pharmacokinetics of Posaconazole Given as a Single Intravenous Dose to Obese Subjects: Dosing Obese With Noxafil® Under a Trial (DONUT)
Although posaconazole is approved for the prophylaxes and treatment of invasive fungal infections, specific dosing guidelines for posaconazole in (morbidly) obese patients are not specified. There is clear evidence indicating that heavier patients are receiving a sub-optimal dose if the current guidelines are used. Specifically in the setting of augmented prevalence of species with intermediate susceptible to posaconazole, adequate dosing is needed at start of treatment.
Therefore it seems prudent to conduct a trial in a cohort of obese patients who receive posaconazole (300mg or 400mg) and define the pharmacokinetics. These will then be compared to the pharmacokinetics in a normal-weight group receiving 300mg posaconazole.
研究概览
地位
条件
详细说明
研究类型
注册 (实际的)
阶段
- 第四阶段
联系人和位置
学习地点
-
-
-
Nieuwegein、荷兰
- St. Antonius Hospital
-
Nijmegen、荷兰
- Radboudumc
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-
参与标准
资格标准
适合学习的年龄
接受健康志愿者
有资格学习的性别
描述
Inclusion Criteria:
Subjects BMI:
- obese groups: subject must have a BMI ≥35 kg/m2 at the time of inclusion,
- non-obese group: subject must have a BMI ≥18.5 and < 25kg/m2 at the time of inclusion.
- Subject is at least 18 of age on the day of screening and not older than 65 years of age on the day of dosing;
- If a woman, is neither pregnant nor able to become pregnant and is not nursing an infant;
Subject is able and willing to sign the Informed Consent before screening evaluations.
For the non-obese subjects the following additional inclusion criteria applies:
- Subject is in good age-appropriate health condition as established by medical history, physical examination, electrocardiography, results of biochemistry, hematology and urinalysis testing within 6 weeks prior to study drug administration. Results of biochemistry, hematology and urinalysis testing should be within the laboratory's reference ranges (see Appendix A). If laboratory results are not within the reference ranges, the subject is included based on the investigator's judgment that the observed deviations are not clinically relevant. This should be clearly recorded;
Exclusion Criteria:
- Documented history of sensitivity to medicinal products or excipients similar to those found in the posaconazole preparation;
- History of, or known abuse of drugs, alcohol or solvents (up until a maximum of three months before study drug administration);
- Use of medication that has known relevant interaction with study drug as determined by the investigator up to 1 weeks prior to study drug administration.
- Donation of blood or plasma to a blood bank or in a clinical study (except a screening visit) within 4 weeks prior to study drug administration;
- Blood transfusion within 8 weeks prior to study drug administration;
学习计划
研究是如何设计的?
设计细节
- 主要用途:基础科学
- 分配:非随机化
- 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 |
|---|---|
|
实验性的:Obese subjects
Subjects with a BMI>35 kg/m2
|
Single dose by intravenous infusion 300mg
Single dose by intravenous infusion 400mg
|
|
有源比较器:Non-obese subjects
Subjects with a BMI>18.5 and <25 kg/m2
|
Single dose by intravenous infusion 300mg
|
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 |
|---|---|---|
|
Posaconazole exposure
大体时间:Through study completion (usually after 24 or 48 hours)
|
The concentration-time curve of posaconazole in obese will be compared with that in non-obese subjects.
Exposure is assessed by Area-Under-the-Curve from zero to 48 hours (AUC0-48h).
|
Through study completion (usually after 24 or 48 hours)
|
次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
Exposure with augemented posaconazol dose
大体时间:Through study completion (usually after 24 or 48 hours)
|
The concentration-time curve of posaconazole in obese receiving 400mg will be compared with that in non-obese subjects.
Exposure is assessed by Area-Under-the-Curve from zero to 48 hours (AUC0-48h).
|
Through study completion (usually after 24 or 48 hours)
|
合作者和调查者
调查人员
- 首席研究员:Roger Brüggemann, PhD-PharmD、Radboud University Medical Center
出版物和有用的链接
有用的网址
研究记录日期
研究主要日期
学习开始 (实际的)
初级完成 (实际的)
研究完成 (实际的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (实际的)
研究记录更新
最后更新发布 (实际的)
上次提交的符合 QC 标准的更新
最后验证
更多信息
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