二甲双胍联合叶酸、维生素B6和B12改善心血管高危人群内皮舒张功能的干预研究

注册号:

Registration number:

ChiCTR2600122137 

最近更新日期:

Date of Last Refreshed on:

2026-04-09 11:16:58 

注册时间:

Date of Registration:

2026-04-09 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

二甲双胍联合叶酸、维生素B6和B12改善心血管高危人群内皮舒张功能的干预研究

Public title:

Intervention Study on the Improvement of Endothelial Dilation Function by Metformin Combined with Folic Acid, Vitamin B6, and B12 in a High-Risk Cardiovascular Population

注册题目简写:

English Acronym:

研究课题的正式科学名称:

二甲双胍联合叶酸、维生素B6和B12改善心血管高危人群内皮舒张功能的干预研究

Scientific title:

Intervention Study on the Improvement of Endothelial Dilation Function by Metformin Combined with Folic Acid, Vitamin B6, and B12 in a High-Risk Cardiovascular Population

研究课题代号(代码):

Study subject ID:

在二级注册机构或其它机构的注册号:

The registration number of the Partner Registry or other register:

申请注册联系人:

刘思 

研究负责人:

肖云军 

Applicant:

Liu Si 

Study leader:

Xiao Yunjun 

申请注册联系人电话:

Applicant telephone:

+86 755 8120 6999

研究负责人电话:

Study leader's
telephone:

+86 755 8120 6999

申请注册联系人传真 :

Applicant Fax:

研究负责人传真:

Study leader's fax:

申请注册联系人电子邮件:

Applicant E-mail:

liusi9135@163.com

研究负责人电子邮件:

Study leader's E-mail:

xyjszcdc@163.com

申请单位网址(自愿提供):

Applicant website(voluntary supply):

研究负责人网址(自愿提供):

Study leader's website(voluntary supply):

申请注册联系人通讯地址:

广东省深圳市光明区新湖街道圳园路628号

研究负责人通讯地址:

广东省深圳市光明区新湖街道圳园路628号

Applicant address:

No. 628, Zhenyuan Road, Xinhui Street, Guangming District, Shenzhen City, Guangdong Province

Study leader's address:

No. 628, Zhenyuan Road, Xinhui Street, Guangming District, Shenzhen City, Guangdong Province

申请注册联系人邮政编码:

Applicant postcode:

研究负责人邮政编码:

Study leader's postcode:

申请人所在单位:

中山大学附属第七医院(深圳)

Applicant's institution:

The Seventh Affiliated Hospital, Sun Yat-sen University(Shenzhen)

研究负责人所在单位:

中山大学附属第七医院(深圳)

Affiliation of the Leader:

The Seventh Affiliated Hospital, Sun Yat-sen University(Shenzhen)

是否获伦理委员会批准:

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

KY-2026-085-01

伦理委员会批件附件:

Approved file of Ethical Committee:

查看附件View

批准本研究的伦理委员会名称:

中山大学附属第七医院医学伦理委员会

Name of the ethic committee:

Medical Ethics Committee of the Seventh Affiliated Hospital, Sun Yat-sen University

伦理委员会批准日期:

Date of approved by ethic committee:

2026-03-06 00:00:00

伦理委员会联系人:

唐燕

Contact Name of the ethic committee:

Tang Yan

伦理委员会联系地址:

广东省深圳市光明区新湖街道圳园路628号

Contact Address of the ethic committee:

No. 628, Zhenyuan Road, Xinhui Street, Guangming District, Shenzhen City, Guangdong Province

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 755 8120 7260

伦理委员会联系人邮箱:

Contact email of the ethic committee:

tangyan2@sysush.com

研究实施负责(组长)单位:

中山大学附属第七医院(深圳)

Primary sponsor:

The Seventh Affiliated Hospital, Sun Yat-sen University (Shenzhen)

研究实施负责(组长)单位地址:

广东省深圳市光明区新湖街道圳园路628号

Primary sponsor's address:

No. 628, Zhenyuan Road, Xinhui Street, Guangming District, Shenzhen City, Guangdong Province

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

广东

市(区县):

深圳

Country:

China

Province:

Guangdong

City:

Shenzhen

单位(医院):

中山大学附属第七医院(深圳)

具体地址:

广东省深圳市光明区新湖街道圳园路628号

Institution
hospital:

The Seventh Affiliated Hospital, Sun Yat-sen University(Shenzhen)

Address:

No. 628, Zhenyuan Road, Xinhui Street, Guangming District, Shenzhen City, Guangdong Province

经费或物资来源:

深圳市医院研究专项资金-前沿探索型公共卫生研究项目

Source(s) of funding:

Shenzhen Hospital Research Special Fund – Pioneering Public Health Research Project

研究疾病:

心血管疾病  

Target disease:

Cardiovascular disease

研究疾病代码:

Target disease code:

研究类型:

干预性研究

Study type:

Interventional study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

随机平行对照 

Study design:

Parallel 

研究目的:

初步探索二甲双胍及其联合叶酸、维生素B6和B12改善心血管高危人群内皮舒张功能的影响,为心血管疾病的早期防治提供新的干预手段。  

Objectives of Study:

The initial exploration aimed to investigate the effect of metformin, combined with folic acid, vitamin B6 and B12, on improving the endothelial relaxation function in high-risk cardiovascular patients, with the intention of providing new intervention methods for the early prevention and treatment of cardiovascular diseases.

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

Inclusion criteria

排除标准:

1.历史或目前诊断为任何肿瘤的受试者; 2. 目前怀孕的受试者,过去两年内怀孕或泌乳的受试者,或计划在一年内怀孕的受试者; 3.艾滋病诊断的受试者; 4.心绞痛不稳定的受试者,过去六个月内出现急性心肌梗死的受试者,或最近进行手术干预的受试者; 5.由于精神障碍、身体残疾、其他医疗状况或体质问题而无法进行和完成干预治疗的受试者; 6. 同时、最近或计划参与其他临床试验、减肥计划或其他干预研究的受试者; 7.目前使用减肥药物的受试者; 8.任何会影响同型半胱氨酸水平的维生素或药物的使用,或目前遵循临床规定的饮食的受试者; 9.存在严重的心血管疾病、糖尿病、肝功能衰竭、预后不足5年的危及生命的疾病的受试者; 10.研究人员认为阻碍参与或可能影响遵循的任何其他情况的受试者。

Exclusion criteria:

1. Subjects with a history or current diagnosis of any tumor; 2. Subjects currently pregnant, those who have been pregnant or lactating in the past two years, or those planning to become pregnant within the next year; 3. Subjects diagnosed with AIDS; 4. Subjects with unstable angina pectoris, those who have experienced acute myocardial infarction within the past six months, or those who have recently undergone surgical intervention; 5. Subjects who are unable to undergo and complete the intervention treatment due to mental disorders, physical disabilities, other medical conditions or physical problems; 6. Subjects who are currently, recently or plan to participate in other clinical trials, weight loss programs or other intervention studies; 7. Subjects currently using weight loss drugs; 8. Subjects using any vitamins or medications that affect homocysteine levels, or subjects currently following the clinical prescribed diet; 9. Subjects with severe cardiovascular diseases, diabetes, liver failure, or life-threatening diseases with a prognosis of less than five years; 10. Subjects that researchers consider to be obstacles to participation or may affect compliance, any other situation that the researchers deem relevant.

研究实施时间:

Study execute time:

From 2026-01-20 00:00:00 To 2027-12-31 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-04-09 00:00:00 To 2026-07-31 00:00:00

干预措施:

Interventions:

组别:

对照组

样本量:

80

Group:

Control group

Sample size:

干预措施:

每日服用安慰剂(2片/次,2次/天)

干预措施代码:

Intervention:

Take a placebo daily (2 tablets per dose, twice daily)

Intervention code:

组别:

维生素组

样本量:

80

Group:

Vitamin group

Sample size:

干预措施:

每日服用维生素(叶酸、维生素B6和B12)和安慰剂(维生素和安慰剂各1片/次,2次/天)

干预措施代码:

Intervention:

Take vitamins (folic acid, vitamin B6 and B12) daily and a placebo (1 tablet of vitamins and 1 tablet of placebo each time, twice a day)

Intervention code:

组别:

二甲双胍组

样本量:

80

Group:

Metformin group

Sample size:

干预措施:

每日服用二甲双胍和安慰剂(二甲双胍和安慰剂各1片/次,2次/天)

干预措施代码:

Intervention:

Take metformin and a placebo daily (1 tablet of metformin and 1 tablet of placebo per dose, twice daily)

Intervention code:

组别:

二甲双胍联合维生素组

样本量:

80

Group:

Metformin combined with vitamins group

Sample size:

干预措施:

每日服用二甲双胍+维生素(叶酸、维生素B6和B12)(二甲双胍和维生素各1片/次,2次/天)

干预措施代码:

Intervention:

Take metformin plus vitamins (folic acid, vitamin B6, and B12) daily (1 tablet of metformin and 1 tablet of vitamins per dose, twice daily).

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

广东 

市(区县):

 

Country:

China

Province:

Guangdong

City:

单位(医院):

中山大学附属第七医院(深圳) 

单位级别:

三甲 

Institution
hospital:

The Seventh Affiliated Hospital, Sun Yat-sen University (Shenzhen)

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

肱动脉内皮舒张功能

指标类型:

主要指标

Outcome:

Brachial artery endothelial dilation function

Type:

Primary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

体重

指标类型:

次要指标

Outcome:

Weight

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

身高

指标类型:

次要指标

Outcome:

Height

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

腰围

指标类型:

次要指标

Outcome:

Waist circumference

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

臀围

指标类型:

次要指标

Outcome:

Hip circumference

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

体脂百分比

指标类型:

次要指标

Outcome:

Body fat percentage

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

血压

指标类型:

次要指标

Outcome:

Blood pressure

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

氧化应激水平

指标类型:

次要指标

Outcome:

Oxidative stress level

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

SAM水平

指标类型:

次要指标

Outcome:

SAM level

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

SAH水平

指标类型:

次要指标

Outcome:

SAH level

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

tHCY水平

指标类型:

次要指标

Outcome:

tHCY level

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

血液常规指标

指标类型:

次要指标

Outcome:

Routine blood indexes

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

炎症因子

指标类型:

次要指标

Outcome:

Inflammatory factors

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

维生素 B12

指标类型:

次要指标

Outcome:

Vitamin B12

Type:

Secondary indicator

测量时间点:

测量方法:

化学发光免疫分析法(CLIA)

Measure time point of outcome:

Measure method:

指标中文名:

乳酸

指标类型:

次要指标

Outcome:

Lactic Acid

Type:

Secondary indicator

测量时间点:

测量方法:

酶促比色法

Measure time point of outcome:

Measure method:

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

血液

组织:

Sample Name:

Blood

Tissue:

人体标本去向

使用后保存  

说明

Fate of sample:

Preservation after use  

Note:

标本中文名:

尿液

组织:

Sample Name:

Urine

Tissue:

人体标本去向

使用后保存  

说明

Fate of sample:

Preservation after use  

Note:

征募研究对象情况:

Recruiting status:

尚未开始

Not yet recruiting

年龄范围:

Participant age:

最小 Min age 40 years
最大 Max age 65 years

性别:

男女均可

Gender:

Both

随机方法(请说明由何人用什么方法产生随机序列):

由不参与试验的人员使用Excel生成的随机数进行随机

Randomization Procedure (please state who generates the random number sequence and by what method):

Randomization was carried out using random numbers generated by non-participants using Excel.

是否公开试验完成后的统计结果:

Calculated Results after the Study Completed public access:

公开/Public

盲法:

双盲,对研究参与者和研究者设盲

Blinding:

Double-blind, with both the research participants and the researchers being blinded.

试验完成后的统计结果(上传文件):

Calculated Results after
the Study Completed(upload file):

是否共享原始数据:

IPD sharing

否No

共享原始数据的方式(说明:请填入公开原始数据日期和方式,如采用网络平台,需填该网络平台名称和网址):

The way of sharing IPD”(include metadata and protocol, If use web-based public database, please provide the url):

None

数据采集和管理(说明:数据采集和管理由两部分组成,一为病例记录表(Case Record Form, CRF),二为电子采集和管理系统(Electronic Data Capture, EDC),如ResMan即为一种基于互联网的EDC:

CRF

Data collection and Management (A standard data collection and management system include a CRF and an electronic data capture:

CRF

数据与安全监察委员会:

Data and Safety Monitoring Committee:

暂未确定/Not yet

注册人:

Name of Registration:

 2026-04-09 11:16:53