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CompletedPhase 3Results posted

Safety and Efficacy of Albiglutide in Type 2 Diabetes

A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multicenter Study to Determine the Efficacy and Safety of Albiglutide When Used in Combination With Pioglitazone With or Without Metformin in Subjects With Type 2 Diabetes Mellitus

Lead sponsor

GlaxoSmithKline

Asset

Albiglutide

Subcutaneous · GLP-1 agonist

Listed sites

331

Recruiting sites

Enrollment

310

actual

Study population

Type 2 diabetes

Key I/E criterion

BMI 20-45

Primary endpoint

HbA1c, change

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT00849056
Org study ID112755

Timeline

Milestones

Study first posted2009-02-23estimated
Results first posted2014-07-01estimated
Last update posted2017-01-09estimated
Study start2009-01 (month precision)
Primary completion2011-11actual (month precision)
Study completion2013-01actual (month precision)

Assets

Investigational agents

Study populations

Who this study enrolls

Type 2 diabetes

Eligibility

Who can enroll

Minimum age18 Years
SexAll
Healthy volunteersNot accepted

Inclusion criteria

type 2 diabetes
BMI 20-45kg/m2

Exclusion criteria

NYHA Class II to IV heart failure
females who are pregnant, lactating, or less than 6 weeks post-partum

Endpoints (9)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Glycemic / diabetes
7
Weight & body composition
2

Weight & body composition

2 endpoints
Secondary/protocol endpoint

Change From Baseline in Body Weight at Week 52

Time frame:Baseline and Week 52

Body weight, absolute change (kg)

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Kilograms95% CI
Placebo + Pioglitazone With or Without Metformin0.45
Albiglutide 30 mg + Pioglitazone With or Without Metformin0.28
Secondary/protocol endpoint

Change From Baseline in Body Weight at Week 156

Time frame:Baseline and Week 156

Body weight, absolute change (kg)

change from baseline, improvement

Posted result

GroupValue (mean), Kilograms95% CI
Placebo + Pioglitazone With or Without Metformin1.50
Albiglutide 30 mg + Pioglitazone With or Without Metformin-0.16

Glycemic / diabetes

7 endpoints
Primary/protocol endpoint

Change From Baseline (BL) in Glycosylated Hemoglobin (HbA1c) at Week 52

Time frame:Baseline and Week 52

HbA1c, change

change from baseline, improvement

LOINC 4548-4

Posted result

GroupValue (least_squares_mean), Percentage of HbA1c in the blood95% CI
Placebo + Pioglitazone With or Without Metformin-0.05
Albiglutide 30 mg + Pioglitazone With or Without Metformin-0.81
Mean Difference (Net)-0.7595% CI-0.95-0.56p<0.0001ANCOVA
Secondary/protocol endpoint

Change From Baseline in HbA1c at Weeks 104 and 156

Time frame:Baseline and Weeks 104 and 156

HbA1c, change

change from baseline, improvement

LOINC 4548-4

Posted result

GroupValue (mean), Percentage of HbA1c in the blood95% CI
Placebo + Pioglitazone With or Without MetforminWeek 104, n= 29, 72-0.72
Week 156, n=26, 54-0.50
Albiglutide 30 mg + Pioglitazone With or Without MetforminWeek 104, n= 29, 72-0.92
Week 156, n=26, 54-0.87
Secondary/protocol endpoint

Time to Hyperglycemia Rescue

Time frame:From the start of study medication until the end of the treatment (up to Week 156)

time to event, event

Posted result

GroupValue (median), Weeks95% CI
Placebo + Pioglitazone With or Without Metformin52.8648.86 – 79.43
Albiglutide 30 mg + Pioglitazone With or Without MetforminNANA – NA
Secondary/protocol endpoint

Change From Baseline in Fasting Plasma Glucose (FPG) at Week 52

Time frame:Baseline and Week 52

Fasting glucose, change

change from baseline, improvement

LOINC 1558-6

Posted result

GroupValue (least_squares_mean), Millimoles per liter (mmol/L)95% CI
Placebo + Pioglitazone With or Without Metformin0.35
Albiglutide 30 mg + Pioglitazone With or Without Metformin-1.28
Secondary/protocol endpoint

Change From Baseline in Fasting Plasma Glucose (FPG) at Week 156

Time frame:Baseline and Week 156

Fasting glucose, change

change from baseline, improvement

LOINC 1558-6

Posted result

GroupValue (mean), Millimoles per liter (mmol/L)95% CI
Placebo + Pioglitazone With or Without Metformin0.03
Albiglutide 30 mg + Pioglitazone With or Without Metformin-1.26
Secondary/protocol endpoint

Number of Participants Who Achieved Clinically Meaningful HbA1c Response Levels of <6.5%, <7%, and <7.5% at Week 52

Time frame:Week 52

HbA1c <6.5% achievement

threshold achievement, improvement

LOINC 4548-4

Posted result

GroupValue (number), Participants95% CI
Placebo + Pioglitazone With or Without MetforminHbA1c <6.5%8
HbA1c <7%22
HbA1c <7.5%44
Albiglutide 30 mg + Pioglitazone With or Without MetforminHbA1c <6.5%37
HbA1c <7%66
HbA1c <7.5%96
Secondary/protocol endpoint

Number of Participants Who Achieved Clinically Meaningful HbA1c Response Levels of <6.5%, <7%, and <7.5% at Week 156

Time frame:Week 156

HbA1c <6.5% achievement

threshold achievement, improvement

LOINC 4548-4

Posted result

GroupValue (number), Participants95% CI
Placebo + Pioglitazone With or Without MetforminHbA1c <6.5%7
HbA1c <7%12
HbA1c <7.5%17
Albiglutide 30 mg + Pioglitazone With or Without MetforminHbA1c <6.5%20
HbA1c <7%32
HbA1c <7.5%44

Publications (1)

Bibliography

Records linked to this trial through ClinicalTrials.gov references, PubMed NCT search, and curated study seeds. 'Canonical' marks design/result papers; others are registry references or candidates.

Registry references + supporting bibliography

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 1, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableClinicalTrials.gov results section

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.