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Exenatide Study of Cardiovascular Event Lowering Trial (EXSCEL): A Trial To Evaluate Cardiovascular Outcomes After Treatment With Exenatide Once Weekly In Patients With Type 2 Diabetes Mellitus

Exenatide Study of Cardiovascular Event Lowering Trial (EXSCEL). A Randomized, Placebo Controlled Clinical Trial to Evaluate Cardiovascular Outcomes After Treatment With Exenatide Once Weekly in Patients With Type 2 Diabetes Mellitus.

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01144338
Enrollment
14752
Registered
2010-06-15
Start date
2010-06-18
Completion date
2017-04-24
Last updated
2018-08-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Type 2 Diabetes Mellitus

Keywords

exenatide once weekly, cardiovascular, Bydureon, Amylin

Brief summary

This study will compare the impact of including exenatide once weekly in addition to usual care vs. usual care without exenatide on major cardiovascular outcomes as measured by the primary composite endpoint of cardiovascular-related death, nonfatal myocardial infarction (MI), or nonfatal stroke.

Interventions

Subcutaneous injection, 2 mg, administered once weekly.

DRUGPlacebo

Subcutaneous injection, matching volume of placebo, administered once weekly.

Sponsors

AstraZeneca
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 130 Years
Healthy volunteers
No

Inclusion criteria

* Patient has type 2 diabetes mellitus * Patient has an HbA1c of ≥ 6.5 % and ≤ 10.0% and is currently using one of the following treatment regimens: A) Treatment with 0-3 oral antihyperglycemic agents B) Insulin therapy, either alone or in combination with up to two oral agents * Female patients must not be breast feeding and agree to use an effective method of contraception or must not otherwise be at risk of becoming pregnant.

Exclusion criteria

* Patient has a diagnosis of type 1 diabetes mellitus, or a history of ketoacidosis. * Patient has ever been treated with an approved or investigational GLP-1 receptor agonist. * Patient is enrolled in another experimental protocol which involves the use of an investigational drug or device, or an intervention that would interfere with the conduct of the trial. * Patient has a planned or anticipated revascularization procedure. * Pregnancy or planned pregnancy during the trial period. * Patient has end-stage renal disease or an estimated glomerular filtration rate (eGFR) of \<30 mL/min/1.73m2. * Patient has a history of gastroparesis or pancreatitis. * Personal or family history of medullary thyroid cancer or MEN2 (Multiple EndocrineNeoplasia Type 2) or calcitonin level of \>40 ng/L at baseline.

Design outcomes

Primary

MeasureTime frameDescription
Primary Efficacy Outcome MACE EventsTime to first event. Information collected during study period (anticipated to be up to 7.5 years).The primary efficacy outcome variable is defined as the composite endpoint of cardiovascular death, nonfatal MI, or nonfatal stroke. The number of participants who had an event is reported in the results. The primary efficacy endpoint is the same as the primary safety endpoint, and the statistical analysis tests the superiority of exenatide against the placebo.
Primary Safety Outcome MACE EventsTime to first event. Information collected during study period (anticipated to be up to 7.5 years).The primary safety outcome variable is defined as the composite endpoint of cardiovascular death, nonfatal MI, or nonfatal stroke. The number of participants who had an event is reported in the results. The primary safety endpoint is the same as the primary efficacy endpoints, and the statistical analysis tests the non-inferiority of exenatide against placebo.

Secondary

MeasureTime frameDescription
Secondary Efficacy Outcome MITime to first event. Information collected during study period (anticipated to be up to 7.5 years).Component of primary efficacy outcome: fatal or non-fatal MI. The number of participants who had an event is reported in the results.
Secondary Efficacy Outcome StrokeTime to first event. Information collected during study period (anticipated to be up to 7.5 years).Component of primary efficacy outcome: fatal or non-fatal stroke. The number of participants who had an event is reported in the results.
Secondary Efficacy Outcome All-Cause MortalityTime to first event. Information collected during study period (anticipated to be up to 7.5 years).The secondary efficacy outcome variable is defined as the all-cause mortality (deaths). The number of participants who had an event is reported in the results.
Secondary Efficacy Outcome Hospitalization for HFTime to first event. Information collected during study period (anticipated to be up to 7.5 years).The secondary efficacy outcome variable is defined as hospitalization for heart failure. The number of participants who had an event is reported in the results.
Secondary Efficacy Outcome Hospitalization for ACSTime to first event. Information collected during study period (anticipated to be up to 7.5 years).The secondary efficacy outcome variable is defined as hospitalization for acute coronary syndrome. The number of participants who had an event is reported in the results.
Secondary Efficacy Outcome CV DeathTime to first event. Information collected during study period (anticipated to be up to 7.5 years).Component of the primary efficacy outcome: cardiovascular death. The number of participants who had an event is reported in the results.

Countries

Argentina, Australia, Austria, Belgium, Brazil, Bulgaria, Canada, Chile, China, Colombia, Czechia, Germany, Hong Kong, Hungary, Israel, Italy, Latvia, Lithuania, Malaysia, Mexico, Netherlands, New Zealand, Philippines, Poland, Romania, Russia, Slovakia, South Africa, South Korea, Spain, Taiwan, Thailand, Ukraine, United Kingdom, United States

Participant flow

Participants by arm

ArmCount
Placebo
Matching placebo subcutaneous injections
7,396
Exenatide Once Weekly
Exenatide 2mg once weekly subcutaneous injections
7,356
Total14,752

Baseline characteristics

CharacteristicPlaceboExenatide Once WeeklyTotal
Age, Continuous61.9 Years
STANDARD_DEVIATION 9.4
61.8 Years
STANDARD_DEVIATION 9.4
61.9 Years
STANDARD_DEVIATION 9.4
Prior CV Event
No
2008 Participants1962 Participants3970 Participants
Prior CV Event
Yes
5388 Participants5394 Participants10782 Participants
Race/Ethnicity, Customized
ASIAN
727 Participants725 Participants1452 Participants
Race/Ethnicity, Customized
BLACK OR AFRICAN AMERICAN
436 Participants442 Participants878 Participants
Race/Ethnicity, Customized
HISPANIC
557 Participants577 Participants1134 Participants
Race/Ethnicity, Customized
INDIAN (AMERICAN ) OR ALASKA NATIVE
35 Participants38 Participants73 Participants
Race/Ethnicity, Customized
MISSING
3 Participants2 Participants5 Participants
Race/Ethnicity, Customized
NATIVE HAWAIIAN OR OTHER PACIFIC ISLANDER
17 Participants18 Participants35 Participants
Race/Ethnicity, Customized
WHITE
5621 Participants5554 Participants11175 Participants
Region of Enrollment
Global
ASIA PACIFIC
760 Participants769 Participants1529 Participants
Region of Enrollment
Global
EUROPE
3399 Participants3389 Participants6788 Participants
Region of Enrollment
Global
LATIN AMERICA
1363 Participants1364 Participants2727 Participants
Region of Enrollment
Global
NORTH AMERICA
1874 Participants1834 Participants3708 Participants
Sex: Female, Male
Female
2809 Participants2794 Participants5603 Participants
Sex: Female, Male
Male
4587 Participants4562 Participants9149 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
584 / 7,372507 / 7,344
other
Total, other adverse events
0 / 00 / 0
serious
Total, serious adverse events
1,222 / 7,3721,234 / 7,344

Outcome results

Primary

Primary Efficacy Outcome MACE Events

The primary efficacy outcome variable is defined as the composite endpoint of cardiovascular death, nonfatal MI, or nonfatal stroke. The number of participants who had an event is reported in the results. The primary efficacy endpoint is the same as the primary safety endpoint, and the statistical analysis tests the superiority of exenatide against the placebo.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboPrimary Efficacy Outcome MACE EventsNumber of patients who had a MACE event905 Participants
Exenatide Once WeeklyPrimary Efficacy Outcome MACE EventsNumber of patients who had a MACE event839 Participants
p-value: 0.06195% CI: [0.832, 1.004]Regression, Cox
Primary

Primary Safety Outcome MACE Events

The primary safety outcome variable is defined as the composite endpoint of cardiovascular death, nonfatal MI, or nonfatal stroke. The number of participants who had an event is reported in the results. The primary safety endpoint is the same as the primary efficacy endpoints, and the statistical analysis tests the non-inferiority of exenatide against placebo.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboPrimary Safety Outcome MACE EventsNumber of patients who had a MACE event905 Participants
Exenatide Once WeeklyPrimary Safety Outcome MACE EventsNumber of patients who had a MACE event839 Participants
Comparison: This analysis uses the same endpoint and cox regression method as the primary efficacy analysis. However, the statistical hypothesis is a non-inferiority test with a margin of HR=1.3.p-value: <0.00195% CI: [0.832, 1.004]Regression, Cox
Secondary

Secondary Efficacy Outcome All-Cause Mortality

The secondary efficacy outcome variable is defined as the all-cause mortality (deaths). The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome All-Cause MortalityNumber of patients who died584 Participants
Exenatide Once WeeklySecondary Efficacy Outcome All-Cause MortalityNumber of patients who died507 Participants
p-value: 0.01695% CI: [0.77, 0.97]Regression, Cox
Secondary

Secondary Efficacy Outcome CV Death

Component of the primary efficacy outcome: cardiovascular death. The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome CV DeathNumber of patients who had CV death383 Participants
Exenatide Once WeeklySecondary Efficacy Outcome CV DeathNumber of patients who had CV death340 Participants
p-value: 0.09695% CI: [0.76, 1.02]Regression, Cox
Secondary

Secondary Efficacy Outcome Hospitalization for ACS

The secondary efficacy outcome variable is defined as hospitalization for acute coronary syndrome. The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome Hospitalization for ACSNum of pts with hospitalization due to ACS570 Participants
Exenatide Once WeeklySecondary Efficacy Outcome Hospitalization for ACSNum of pts with hospitalization due to ACS602 Participants
p-value: 0.40295% CI: [0.94, 1.18]Regression, Cox
Secondary

Secondary Efficacy Outcome Hospitalization for HF

The secondary efficacy outcome variable is defined as hospitalization for heart failure. The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome Hospitalization for HFNumber of patients who died231 Participants
Exenatide Once WeeklySecondary Efficacy Outcome Hospitalization for HFNumber of patients who died219 Participants
p-value: 0.48595% CI: [0.78, 1.13]Regression, Cox
Secondary

Secondary Efficacy Outcome MI

Component of primary efficacy outcome: fatal or non-fatal MI. The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome MINumber of patients who died493 Participants
Exenatide Once WeeklySecondary Efficacy Outcome MINumber of patients who died483 Participants
p-value: 0.62295% CI: [0.85, 1.1]Regression, Cox
Secondary

Secondary Efficacy Outcome Stroke

Component of primary efficacy outcome: fatal or non-fatal stroke. The number of participants who had an event is reported in the results.

Time frame: Time to first event. Information collected during study period (anticipated to be up to 7.5 years).

Population: ITT population: all patients consented and randomized in the study without a major GCP violation. ITT population is analyzed as randomized.

ArmMeasureCategoryValue (COUNT_OF_PARTICIPANTS)
PlaceboSecondary Efficacy Outcome StrokeNumber of patients who had stroke218 Participants
Exenatide Once WeeklySecondary Efficacy Outcome StrokeNumber of patients who had stroke187 Participants
p-value: 0.09595% CI: [0.7, 1.03]Regression, Cox

Source: ClinicalTrials.gov · Data processed: Mar 31, 2026