Temporal Dynamics and Pharmacokinetics of Intranasally Administered Oxytocin
研究概览
详细说明
研究类型
注册 (实际的)
阶段
- 阶段1
联系人和位置
学习地点
-
-
North Rhine-Westphalia
-
Bonn、North Rhine-Westphalia、德国、53105
- Department of Psychiatry, University of Bonn
-
-
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:
- Healthy male volunteers
- Right-handed
Exclusion Criteria:
- Current or past psychiatric disease
- Current or past physical illness
- Psychoactive medication
- Tobacco smokers
- MRI contraindication (e.g. metal in body, claustrophobia)
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:随机化
- 介入模型:交叉作业
- 屏蔽:三倍
武器和干预
参与者组/臂 |
干预/治疗 |
---|---|
有源比较器:Oxytocin; 24IU, 15min
Intranasal administration, 24 international units (IU) oxytocin.
Imaging starting 15min after nasal spray administration.
|
|
有源比较器:Oxytocin; 24IU, 45min
Intranasal administration, 24 IU oxytocin.
Imaging starting 45min after nasal spray administration.
|
|
有源比较器:Oxytocin; 24IU, 75min
Intranasal administration, 24 IU oxytocin.
Imaging starting 75min after nasal spray administration.
|
|
有源比较器:Oxytocin; 12IU, 45min
Intranasal administration, 12 IU oxytocin.
Imaging starting 45min after nasal spray administration
|
|
有源比较器:Oxytocin; 48IU, 45min
Intranasal administration, 48 IU oxytocin.
Imaging starting 45min after nasal spray administration
|
|
安慰剂比较:Placebo
Placebo nasal spray.
|
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 |
---|---|---|
Neural substrates of emotion processing, measured via blood-oxygen-level dependent signal in the amygdala
大体时间:45min after nasal spray administration
|
Magnetic resonance imaging (MRI) will be performed to measure blood-oxygen-level dependent signal in response to emotional face stimuli of varying intensity. The investigators specifically plan to investigate amygdala response to fearful faces, as this subcortical region has repeatedly been reported to show activation changes after OXT treatment. Dose-test latency varies between the different treatment arms (i.e. imaging starts 15min [arm 1], 45min [arm 2,4 and 5] or 75min [arm 3] after nasal spray administration). |
45min after nasal spray administration
|
次要结果测量
结果测量 |
措施说明 |
大体时间 |
---|---|---|
Ratings of emotional faces
大体时间:45min after nasal spray administration
|
During each trial, subjects are asked to use a button response grip to indicate whether they perceived the depicted face as neutral, fearful or happy. Depending on the treatment arm, ratings are recorded 15min (arm 1), 45min (arm 2,4 and 5) or 75min (arm 3) after nasal spray administration. |
45min after nasal spray administration
|
Questionnaire measurement of mood (PANAS)
大体时间:10 min before and 105 min after nasal spray administration
|
Positive and negative affect is assessed via self-rating questionnaire 'The Positive and Negative Affect Schedule' using a categorical 5 point scale.
|
10 min before and 105 min after nasal spray administration
|
Questionnaire measurement of anxiety (STAI).
大体时间:10 min before and 105 min after nasal spray administration
|
State anxiety is assessed via self-rating questionnaire 'and State Trait Anxiety Inventory' using a categorical 4 point scale.
|
10 min before and 105 min after nasal spray administration
|
Saliva oxytocin concentrations
大体时间:immediately before the nasal spray administration and (on average) 15,40,80 and 105 min after administration
|
immediately before the nasal spray administration and (on average) 15,40,80 and 105 min after administration
|
|
Plasma oxytocin concentrations
大体时间:immediately before the nasal spray administration and immediately after the fMRI experiment
|
immediately before the nasal spray administration and immediately after the fMRI experiment
|
|
Modulatory effects of autistic like traits on neural and behavioral outcome measures
大体时间:screening session, ~7days prior to imaging session
|
Autistic like traits are assessed via Autism Spectrum quotient in a screening session, preceding the testing sessions.
The investigators expect pronounced OXT effects in subjects with high autistic-like traits.
|
screening session, ~7days prior to imaging session
|
合作者和调查者
研究记录日期
研究主要日期
学习开始
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 (估计)
研究记录更新
最后更新发布 (估计)
上次提交的符合 QC 标准的更新
最后验证
更多信息
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.
安慰剂的临床试验
-
City of Hope Medical CenterNational Cancer Institute (NCI)主动,不招人造血和淋巴细胞肿瘤 | 骨髓纤维化 | 慢性淋巴细胞白血病 | 缓解期成人急性髓性白血病 | 骨髓增生异常综合症 | 缓解期成人急性淋巴细胞白血病 | 骨髓增殖性肿瘤 | 慢性期慢性粒细胞白血病,BCR-ABL1 阳性 | 成人淋巴母细胞淋巴瘤 | 加速期慢性粒细胞白血病,BCR-ABL1 阳性 | HLA-A*0201 阳性细胞存在 | 巨细胞病毒感染 | 成人霍奇金淋巴瘤 | 成人非霍奇金淋巴瘤美国
-
Mila (bMotion Technologies)完全的
-
Universidad Autonoma de MadridCentro Universitario La Salle完全的