MedPath

Acarbose Cardiovascular Evaluation Trial

Phase 4
Completed
Conditions
Type 2 Diabetes Mellitus (T2DM)
Coronary Heart Disease
Acute Coronary Syndrome
Impaired Glucose Tolerance
Interventions
Drug: Matching Placebo
Registration Number
NCT00829660
Lead Sponsor
University of Oxford
Brief Summary

The purpose of this study is to determine whether acarbose therapy can reduce cardiovascular-related morbidity and mortality in patients with impaired glucose tolerance (IGT) who have established coronary heart disease (CHD) or acute coronary syndrome (ACS). A secondary objective of the study is to determine if acarbose therapy can prevent or delay transition to type 2 diabetes mellitus (T2DM) in this patient population.

Detailed Description

A long-term, multicentre, double-blind, randomised parallel-group trial to determine whether reducing post-prandial glycaemia can reduce cardiovascular-related morbidity and mortality in patients with established coronary heart disease or acute coronary syndrome who have impaired glucose tolerance.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
6526
Inclusion Criteria
  • Male or female, aged 50 years or more.

  • Definite CHD, defined as a, b or c below:

    1. Previous myocardial infarction (MI) or Acute Coronary Syndrome (ACS), but not within the last 3 months, with any two of the following:

      • Typical clinical presentation
      • Confirmatory ECG changes
      • Appropriate elevation of cardiac enzymes/biomarkers
    2. Previous unstable angina (UA) or Acute Coronary Syndrome (ACS), but not within the last 3 months, with any two of the following:

      • Typical clinical presentation
      • Confirmatory ECG changes
      • Either elevation of a cardiac biomarker or a >50% stenosis in ≥1 major epicardial coronary artery shown on coronary angiography or CT angiography. Where stenosis is reported in a qualitative manner, the categories "moderate" and "severe" will be taken as equating to >50% stenosis.
    3. Current stable angina defined as:

      • Typical clinical history with symptoms occurring within the last month, and
      • A >50% stenosis in ≥1 major epicardial coronary artery shown on coronary angiography or CT angiography. Where stenosis is reported in a qualitative manner, the categories "moderate" and "severe" will be taken as equating to >50% stenosis.
  • Impaired glucose tolerance diagnosed on a single standard oral glucose tolerance test (OGTT) , defined as a 2-hour plasma glucose (2HPG) value ≥7.8 but <11.1 mmol/l and a fasting plasma glucose (FPG) <7.0 mmol/l within six months prior to enrollment.

  • Optimised cardiovascular drug therapy.

  • At least 80% adherent to single blind placebo Study Medication during the run-in period.

  • Provision of written informed consent.

Exclusion Criteria
  • Previous history of diabetes, other than gestational diabetes.
  • MI, unstable angina, stroke or a transient ischaemic attack (TIA) within the previous three months.
  • Planned or anticipated coronary, cerebrovascular or peripheral arterial revascularisation or other major surgical intervention, at the time of randomisation
  • New York Heart Association (NYHA) class III or IV heart failure.
  • Evidence of severe hepatic disease.
  • Evidence of severe renal impairment or an eGFR <30 ml/min/1.73m2 (derived using the Modification of Diet in Renal Disease, MDRD, Chinese equation)
  • Any other condition likely to reduce adherence to the protocol e.g. alcoholism, major active psychiatric disorder, cognitive impairment or a condition likely to markedly limit life expectancy e.g. malignancy.
  • Pregnancy (or planned pregnancy within the next five years).
  • Concurrent participation in any other clinical interventional trial. Note: Patients who were treated previously with an alphaglucosidase inhibitor must have at least a three-month washout period before being randomised into the ACE trial.
  • Known intolerance to alpha glucosidase inhibitors or gastrointestinal problems.
  • Thought by the investigator for any reason to be unsuitable for participation in this clinical study.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Matching PlaceboMatching PlaceboThe participants were given one tablet of matching placebo per day, taken with a meal during their first week (7 days). During the second week, the dose was increased to two tablets/day and then three tablets/day thereafter. The maximum tolerated dose is being taken for the duration of the trial (maximum dose is 3 tablets/day).
AcarboseAcarboseThe participants were given one tablet (50mg) of acarbose per day, taken with a meal during their first week (7 days). During the second week, the dose was increased to two tablets/day (50mg twice a day i.e. 100mg/day) and then three tablets/day (50mg three times a day i.e. 150mg/day) thereafter. The maximum tolerated dose is being taken for the duration of the trial (maximum dose is 150mg/day).
Primary Outcome Measures
NameTimeMethod
A composite cardiovascular outcome defined as the time after randomisation to the first occurrence of any one of the following: -Cardiovascular death -Non-fatal MI -Non-fatal stroke -Hospitalisation for Unstable Angina -Hospitalisation for Heart FailureFollow-up until 728 adjudicated Primary Outcome Measures have been recorded
Secondary Outcome Measures
NameTimeMethod
Transition to type 2 diabetes confirmed by two successive diagnostic plasma glucose values (FPG >7.0 mmol/l and/or 2HPG > 11.1 mmol/l), with no intervening non-diagnostic values.
All cause mortality
Each of the components of the primary composite cardiovascular outcome will also be analysed individually, both as first and as total events.
Major Cardiovascular Event (MACE) composite cardiovascular outcome, defined as the time after randomisation to the first occurrence of any one of the following: - Cardiovascular death - Non-fatal MI - Non-fatal stroke
Impaired renal function as evidenced by: A reduced estimate of glomerular filtration rate( eGFR <30 ml/minute/ 1.73 m2) estimated using the Chinese MDRD formula, a doubling of the baseline plasma creatinine level, a halving of the baseline eGFR
Resource use, costs and cost effectiveness

Trial Locations

Locations (176)

Shanghai Zhabei District Shibei Hospital

🇨🇳

Shanghai, Shanghai, China

China Meitan General Hospital

🇨🇳

Beijing, Beijing, China

Peking University First Hospital

🇨🇳

Beijing, Beijing, China

Beijing Shijingshan Hospital

🇨🇳

Beijing, Beijing, China

Beijing Healthy Palace Hospital

🇨🇳

Beijing, Beijing, China

General Hospital of Second Artillery PLA

🇨🇳

Beijing, Beijing, China

PLA General Hospital

🇨🇳

Beijing, Beijing, China

303 Hospital of People's Liberation Army

🇨🇳

Nanning, Guangxi, China

Pu'ai Hospital of Wuhan City

🇨🇳

Wuhan, Hubei, China

Renmin Hospital of Wuhan University

🇨🇳

Wuhan, Hubei, China

Baotou Central Hospital

🇨🇳

Baotou, Inner Mongolia, China

The Second Affiliated Hospital of Xuzhou Medical University

🇨🇳

Xuzhou, Jiangsu, China

The Second Affiliated Hospital of Nanchang University

🇨🇳

Nanchang, Jiangxi, China

The Central Hospital of Anshan

🇨🇳

Anshan, Liaoning, China

The First Hospital of Dalian Medical University

🇨🇳

Dalian, Liaoning, China

Xianyang Central Hospital

🇨🇳

Shengyang, Liaoning, China

Affiliated Hospital of Yan'an University

🇨🇳

Yan'an, Shaanxi, China

Affiliated Hospital of Xi'an Medical college

🇨🇳

Xi'an, Shaanxi, China

The General Hospital of Jinan Military Region

🇨🇳

Jinan, Shandong, China

Hospital Affiliated of Medical School, Qingdao University

🇨🇳

Qingdao, Shandong, China

Qingdao Fuwai Hospital

🇨🇳

Shibei, Shandong, China

Shanghai Ninth People's Hospital

🇨🇳

Shanghai, Shanghai, China

Ruijin Hospital Affiliated to the Shanghai Jiaotong University Medical School

🇨🇳

Shanghai, Shanghai, China

Shanghai Central Hospital of Xuhui District

🇨🇳

Shanghai, Shanghai, China

Shanghai Zhongshan Hospital

🇨🇳

Shanghai, Shanghai, China

Shanghai Huadong Hospital

🇨🇳

Shanghai, Shanghai, China

Shanghai Putuo District People's Hospital

🇨🇳

Shanghai, Shanghai, China

Tongji Hospital of Tongji University

🇨🇳

Shanghai, Shanghai, China

Number 411 Hospital of PLA

🇨🇳

Shanghai, Shanghai, China

Shanghai Central Hospital of Yangpu District

🇨🇳

Shanghai, Shanghai, China

Shanghai East Hospital

🇨🇳

Shanghai, Shanghai, China

Renji Hospital Affilicated to Jiaotong University School of Medicine

🇨🇳

Shanghai, Shanghai, China

Shanghai Pudong New Area Gongli Hospital

🇨🇳

Shanghai, Shanghai, China

Shanghai Jinshan Hospital

🇨🇳

Shanghai, Shanghai, China

General Hospital of Tisco

🇨🇳

Taiyuan, Shanxi, China

Taiyuan City Central Hospital

🇨🇳

Taiyuan, Shanxi, China

PLA No.323 Hospital

🇨🇳

Xi'an, Shanxi, China

Chengdu First People's Hospital

🇨🇳

Chengdu, Sichuan, China

Chengdu Second People's Hospital

🇨🇳

Chengdu, Sichuan, China

Sichuan Provincial People's Hospital

🇨🇳

Chengdu, Sichuan, China

The West China Hospital

🇨🇳

Chengdu, Sichuan, China

Sichuan Mianyang 404 Hospital

🇨🇳

Sichuan, Sichuan, China

Tianjin Union Hospital

🇨🇳

Tianjin, Tianjin, China

Tianjin Chest Hospital

🇨🇳

Tianjin, Tianjin, China

Tianjin Union Medicine Centre

🇨🇳

Tianjin, Tianjin, China

Tianjin First Center Hospital

🇨🇳

Tianjin, Tianjin, China

Xin Jiang Traditional Chinese Medicine Hospital

🇨🇳

Urumqi, Xinjiang, China

The Second Hospital of Tianjin Medical University

🇨🇳

Tianjin, Tianjin, China

Dagang Oil-Field General Hospital

🇨🇳

Tianjin, Tianjin, China

The Fifth Central Hospital of Tianjin

🇨🇳

Tianjin, Tianjin, China

General Hospital of Xinjiang Production and Construction Corps

🇨🇳

Urumqi, Xinjiang, China

The 474th Hospital of PLA

🇨🇳

Urumqi, Xinjiang, China

The First Teaching Hospital of Xinjiang Medical University

🇨🇳

Urumqi, Xinjiang, China

The First Affiliated Hospital of Kunming Medical College

🇨🇳

Kunming, Yunnan, China

The First People's Hospital of Yunnan Province

🇨🇳

Kunming, Yunnan, China

The Second Affiliated Hospital of Kunming Medical College

🇨🇳

Kunming, Yunnan, China

People's Hospital of Yuxi City

🇨🇳

Yuxi, Yunnan, China

Beijing Ji Shui Tan Hospital

🇨🇳

Beijing, Beijing, China

Minzu Hospital of Guangxi Zhuang Autonomous Region

🇨🇳

Nanning, Guangxi, China

The First Affiliated Hospital of Jinan University

🇨🇳

Guangzhou, Guangdong, China

The Third Affiliated Hospital of Hebei North University

🇨🇳

Zhangjiakou, Hebei, China

Da Qing Oilfield General Hospital

🇨🇳

Da Qing, Heilongjiang, China

Union Hospital of Tongji Medical College of Huazhong

🇨🇳

Wuhan, Hubei, China

Tongji Hospital of Tongji Medical College of Huazhong

🇨🇳

Wuhan, Hubei, China

Inner Mongolia Hospital

🇨🇳

Hohhot, Inner Mongolia, China

81st Hospital of Chinese PLA

🇨🇳

NanJing, Jiangsu, China

Nanjing Drum Tower Hospital

🇨🇳

Nanjing, Jiangsu, China

BENQ Hospital

🇨🇳

Nanjing, Jiangsu, China

Jiangsu Provincial Hospital of TCM

🇨🇳

NanJing, Jiangsu, China

Wuxi People's Hospital

🇨🇳

Wuxi, Jiangsu, China

China-Japan Union Hospital of Jilin University

🇨🇳

Changchun, Jilin, China

The Second Hospital of Jilin University

🇨🇳

Changchun, Jilin, China

The Third Affiliated Hospital of Nanchang University

🇨🇳

Nanchang, Jiangxi, China

Affiliated Zhongshan Hospital of Dalian University

🇨🇳

Dalian, Liaoning, China

Jiujiang University Hospital

🇨🇳

Jiujiang, Jiangxi, China

Jiangxi Provincial People's Hospital

🇨🇳

Nanchang, Jiangxi, China

Dalian Central Hospital

🇨🇳

Dalian, Liaoning, China

Shengjing Hospital of China Medical University

🇨🇳

Shenyang, Liaoning, China

The Central Hospital of Jinan

🇨🇳

Jinan, Shandong, China

The First Affiliated Hospital of Xi'an Jiaotong University

🇨🇳

Xi'an, Shaanxi, China

The Fourth Hospital of China Medical University

🇨🇳

Shenyang, Liaoning, China

The First Hospital of Yinchuan

🇨🇳

Yinchuan, Ningxia, China

The First Hospital of Yulin

🇨🇳

Yulin, Shaanxi, China

Yan'an People's Hospital

🇨🇳

Yanan, Shaanxi, China

Xi'an Central Hospital

🇨🇳

Xi'an, Shaanxi, China

The First People's Hospital of Jinan

🇨🇳

Jinan, Shandong, China

Linyi People's Hospital

🇨🇳

Linyi, Shandong, China

The Qingdao Municiple Hospital

🇨🇳

Qingdao, Shandong, China

Putuo District Center Hospital

🇨🇳

Shanghai, Shanghai, China

Shanxi Cardiovascular Hospital

🇨🇳

Taiyuan, Shanxi, China

Shanghai Tenth People's Hospital

🇨🇳

Shanghai, Shanghai, China

Xinhua Hospital Affiliated to Shanghai Jiaotong University School of Medicine

🇨🇳

Shanghai, Shanghai, China

Shanghai Pudong New District People's Hospital

🇨🇳

Shanghai, Shanghai, China

The Third Engineering Bureau Hospital of Ministry of Railway

🇨🇳

Taiyuan, Shanxi, China

Army Police's Medical College Affiliated Hospital

🇨🇳

Tianjin, Tianjin, China

Changhai Hospital

🇨🇳

Shanghai, Shanghai, China

First Affiliated Hospital of the Medical College

🇨🇳

Shihezi, Xinjiang, China

Zhe Jiang Hospital

🇨🇳

Hangzhou, Zhejiang, China

Sir Run Run Shaw Hospital Affiliated With School of Medicine, Zhe Jiang University

🇨🇳

Hangzhou, Zhejiang, China

The People's Hospital of Liaoning Province

🇨🇳

Shenyang, Liaoning, China

The First Affiliated Hospital of Anhui Medical University

🇨🇳

Hefei, Anhui, China

Beijing Anzhen Hospital of The Capital University of Medical Sciences

🇨🇳

Beijing, Beijing, China

China-Japan Friendship Hospital

🇨🇳

Beijing, Beijing, China

Beijing Chuiyangliu Hospital

🇨🇳

Beijing, Beijing, China

Beijing Shijitan Hospital

🇨🇳

Beijing, Beijing, China

Aerospace Central Hospital

🇨🇳

Beijing, Beijing, China

Fu Xing Hospital

🇨🇳

Beijing, Beijing, China

Affiliated to The Capital University of Medical Sciences Beijing Friendship Hospital

🇨🇳

Beijing, Beijing, China

Peking University People's Hospital

🇨🇳

Beijing, Beijing, China

Peking Union Medical College Hospital

🇨🇳

Beijing, Beijing, China

Wangjing Hospital of CACMS

🇨🇳

Beijing, Beijing, China

Aerospace 731 Hospital

🇨🇳

Beijing, Beijing, China

Beijing Pinggu Hospital

🇨🇳

Beijing, Beijing, China

Chongqing Medical University Second Afflicated Hospital

🇨🇳

Chongqing, Chongqing, China

Anzhen Hospital of The Capital University of Medical Sciences 2nd.

🇨🇳

Beijing, Beijing, China

Chongqing Zhongshan Hospital

🇨🇳

Chongqing, Chongqing, China

Beijing Yanhua Hospital

🇨🇳

Beijing, Beijing, China

The First Affiliated Hospital of Chongqing Medical University

🇨🇳

Chongqing, Chongqing, China

The Second People's Hospital of Chongqing

🇨🇳

Chongqing, Chongqing, China

The People's Hospital of Fujian Province

🇨🇳

Fuzhou, Fujian, China

Chongqing Third People's Hospital

🇨🇳

Chongqing, Chongqing, China

Da Ping Hospital

🇨🇳

Chongqing, Chongqing, China

Fujian Provincial Hospital

🇨🇳

Fuzhou, Fujian, China

Union Hospital Affiliated to Fujian Medical University

🇨🇳

Fuzhou, Fujian, China

The First Affiliated Hospital of Guangdong Pharmaceutical University

🇨🇳

Guangzhou, Guangdong, China

The First Hospital of Xiamen

🇨🇳

Xiamen, Fujian, China

Guangdong General Hospital

🇨🇳

Guangzhou, Guangdong, China

Zhongshan Hospital Xiamen University

🇨🇳

Xiamen, Fujian, China

The First Affiliated Hospital of Sun Yat-Sen University

🇨🇳

Guangzhou, Guangdong, China

Liuzhou People's Hospital

🇨🇳

Liuzhou, Guangxi, China

Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University

🇨🇳

Guangzhou, Guangdong, China

Wu Jing Zhong Dui Hospital of Guangdong Province

🇨🇳

Guangzhou, Guangdong, China

Peking University Shenzhen Hospital

🇨🇳

Shenzhen, Guangdong, China

Zhong Shan City People's Hospital

🇨🇳

Zhongshan, Guangdong, China

The Fifth Affiliated Hospital of Sun Yat-Sen University

🇨🇳

Zhuhai, Guangdong, China

Liuzhou Worker's Hospital

🇨🇳

Liuzhou, Guangxi, China

The Affiliated Hospital of Guiyang Medical College

🇨🇳

Guiyang, Guizhou, China

The Second Hospital of Hebei Medical University

🇨🇳

Shijiazhuang, Hebei, China

The First Affiliated Hospital of Guangxi Medical University

🇨🇳

Nanning, Guangxi, China

The First Hospital of Hebei Medical University

🇨🇳

Shijiazhuang, Hebei, China

Cangzhou Central Hospital

🇨🇳

Cangzhou, Hebei, China

Bethune International Peace Hospital

🇨🇳

Shijiazhuang, Hebei, China

Tangshan Workers Hospital

🇨🇳

Tangshan, Hebei, China

The Affiliated Hospital of North China Coal Medical University

🇨🇳

Tangshan, Hebei, China

Luo Yang Central Hospital, Affiliated to Zhengzhou University

🇨🇳

Luoyang, Henan, China

Yu Tian County Hospital

🇨🇳

Tangshan, Hebei, China

The First Affiliated Hospital of Henan College of TCM

🇨🇳

Zhengzhou, Henan, China

The Second Affiliated Hospital of Zhengzhou University

🇨🇳

ZhengZhou, Henan, China

The Fourth Affiliated Hospital of Harbin Medical University

🇨🇳

Harbin, Heilongjiang, China

The First Affiliated Hospital of Henan Science & Technology University

🇨🇳

Luoyang, Henan, China

The People's Hospital of Zhengzhou

🇨🇳

Zhengzhou, Henan, China

Wuhan Asia Heart Hospital

🇨🇳

Wuhan, Hubei, China

Hunan Provincial People's Hospital

🇨🇳

Changsha, Hunan, China

The Fourth Hospital of Changsha

🇨🇳

Changsha, Hunan, China

Zhongnan Hospital of Wuhan University

🇨🇳

Wuhan, Hubei, China

Xiangya Hospital Central-South University

🇨🇳

Changsha, Hunan, China

The Third Hospital of Changsha

🇨🇳

Changsha, Hunan, China

The First Affiliated Hospital of Baotou Medical College

🇨🇳

Baotou, Inner Mongolia, China

Chifeng Municipal Hospital

🇨🇳

Chifeng, Inner Mongolia, China

Nanjing Zhongda Hospital

🇨🇳

Nanjing, Jiangsu, China

Nanjing First Hospital

🇨🇳

Nanjing, Jiangsu, China

Jiangsu Province Official Hospital

🇨🇳

NanJing, Jiangsu, China

Nanjing Jiangning Hospital

🇨🇳

Nanjing, Jiangsu, China

Jiangsu Province Hospital

🇨🇳

Nanjing, Jiangsu, China

Suzhou Municipal Hospital

🇨🇳

Suzhou, Jiangsu, China

Wuxi No.2 People's Hospital

🇨🇳

Wuxi, Jiangsu, China

Wuxi No.3 People's Hospital

🇨🇳

Wuxi, Jiangsu, China

Hospital Affiliated Xuzhou Medical University

🇨🇳

Xuzhou, Jiangsu, China

Zhenjiang First People's Hospital

🇨🇳

Zhenjiang, Jiangsu, China

Affiliated Hospital of Ningxia Medical University

🇨🇳

Yinchuan, Ningxia, China

The People's Hospital of Ningxia Hui Autonomous Region

🇨🇳

Yinchuan, Ningxia, China

Taian City Central Hospital

🇨🇳

Taian, Shandong, China

Tianjin Third Central Hospital

🇨🇳

Tianjin, Tianjin, China

Xuanwu Hospital Capital Medical University

🇨🇳

Beijing, Beijing, China

The Third Affiliated Hospital of Guangzhou Medical College

🇨🇳

Guangzhou, Guangdong, China

Prince of Wales Hospital

🇭🇰

Hong Kong, Hong Kong

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