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LEAD-2
CompletedPhase 3Results postedTo Compare the Effect of Liraglutide When Given Together With Metformin With the Effect of Metformin Given Alone and With the Effect of Glimepiride and Metformin Given Together
Liraglutide Effect and Action in Diabetes (LEAD-2): Effect on Glycaemic Control After Once Daily Administration of Liraglutide in Combination With Metformin Versus Metformin Monotherapy Versus Metformin and Glimepiride Combination Therapy in Subjects With Type 2 Diabetes
Lead sponsor
Asset
Liraglutide
Subcutaneous · GLP-1 agonist
Listed sites
190
Recruiting sites
—
Enrollment
1,091
actual
Study population
Type 2 diabetes
Key I/E criterion
•HbA1c 7-11%
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
Timeline
Milestones
Assets
Investigational agents
Study populations
Who this study enrolls
Eligibility
Who can enroll
Inclusion criteria
Exclusion criteria
Endpoints (28)
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
Weight & body composition
4 endpointsChange in Body Weight at Week 26
Time frame:week 0, week 26
Body weight, absolute change (kg)
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), kg | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -1.78 | — |
| Lira 1.2 + Met | -2.58 | — |
| Lira 1.8 + Met | -2.79 | — |
| Met Mono | -1.51 | — |
| Met + Glim | 0.95 | — |
Change in Body Weight at Week 104
Time frame:week 0, week 104
Body weight, absolute change (kg)
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), kg | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -2.07 | — |
| Lira 1.2 + Met | -3.03 | — |
| Lira 1.8 + Met | -2.91 | — |
| Met Mono | -1.80 | — |
| Met + Glim | 0.70 | — |
Change in Body Weight at Week 26
Time frame:week 0, week 26
Body weight, absolute change (kg)
change from baseline, improvement
Change in Body Weight at Week 104
Time frame:week 0, week 104
Body weight, absolute change (kg)
change from baseline, improvement
Glycemic / diabetes
20 endpointsChange in Glycosylated A1c (HbA1c) at Week 26
Time frame:week 0, week 26
HbA1c, change
change from baseline, improvement
LOINC 4548-4
Posted result
| Group | Value (least_squares_mean), Percentage point of total HbA1c | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -0.69 | — |
| Lira 1.2 + Met | -0.97 | — |
| Lira 1.8 + Met | -1.00 | — |
| Met Mono | 0.09 | — |
| Met + Glim | -0.98 | — |
Change in Glycosylated A1c (HbA1c) at Week 104
Time frame:week 0, week 104
HbA1c, change
change from baseline, improvement
LOINC 4548-4
Posted result
| Group | Value (least_squares_mean), percentage of total haemoglobin | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -0.36 | — |
| Lira 1.2 + Met | -0.56 | — |
| Lira 1.8 + Met | -0.58 | — |
| Met Mono | 0.25 | — |
| Met + Glim | -0.50 | — |
Change in Glycosylated A1c (HbA1c) at Week 26
Time frame:week 0, week 26
HbA1c, change
change from baseline, improvement
LOINC 4548-4
Change in Glycosylated A1c (HbA1c) at Week 104
Time frame:week 0, week 104
HbA1c, change
change from baseline, improvement
LOINC 4548-4
Change in Fasting Plasma Glucose (FPG) at Week 26
Time frame:week 0, week 26
Fasting glucose, change
change from baseline, improvement
LOINC 1558-6
Posted result
| Group | Value (least_squares_mean), mmol/L | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -1.13 | — |
| Lira 1.2 + Met | -1.63 | — |
| Lira 1.8 + Met | -1.68 | — |
| Met Mono | 0.40 | — |
| Met + Glim | -1.31 | — |
Change in Fasting Plasma Glucose (FPG) at Week 104
Time frame:week 0, week 104
Fasting glucose, change
change from baseline, improvement
LOINC 1558-6
Posted result
| Group | Value (least_squares_mean), mmol/L | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -0.80 | — |
| Lira 1.2 + Met | -1.20 | — |
| Lira 1.8 + Met | -1.18 | — |
| Met Mono | 0.75 | — |
| Met + Glim | -0.64 | — |
Change in Mean Prandial Increments of Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 26
Time frame:week 0, week 26
Postprandial glucose
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), mmol/l | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -0.23 | — |
| Lira 1.2 + Met | -0.40 | — |
| Lira 1.8 + Met | -0.56 | — |
| Met Mono | -0.44 | — |
| Met + Glim | -0.44 | — |
Change in Mean Prandial Increments of Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 104
Time frame:week 0, week 104
Postprandial glucose
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), mmol/L | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -0.27 | — |
| Lira 1.2 + Met | -0.56 | — |
| Lira 1.8 + Met | -0.44 | — |
| Met Mono | -0.20 | — |
| Met + Glim | -0.29 | — |
Change in Mean Post Prandial Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 26
Time frame:week 0, week 26
Postprandial glucose
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), mmol/L | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -1.68 | — |
| Lira 1.2 + Met | -2.33 | — |
| Lira 1.8 + Met | -2.57 | — |
| Met Mono | -0.62 | — |
| Met + Glim | -2.46 | — |
Change in Mean Post Prandial Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 104
Time frame:week 0, week 104
Postprandial glucose
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), mmol/L | 95% CI |
|---|---|---|
| Lira 0.6 + Met | -1.59 | — |
| Lira 1.2 + Met | -2.22 | — |
| Lira 1.8 + Met | -2.10 | — |
| Met Mono | -0.43 | — |
| Met + Glim | -1.80 | — |
Change in Beta-cell Function at Week 26
Time frame:week 0, week 26
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), percentage point (%point) | 95% CI |
|---|---|---|
| Lira 0.6 + Met | 20.45 | — |
| Lira 1.2 + Met | 20.33 | — |
| Lira 1.8 + Met | 26.12 | — |
| Met Mono | -1.63 | — |
| Met + Glim | 24.68 | — |
Change in Beta-cell Function at Week 104
Time frame:week 0, week 104
change from baseline, improvement
Posted result
| Group | Value (least_squares_mean), percentage point (%point) | 95% CI |
|---|---|---|
| Lira 0.6 + Met | 64.48 | — |
| Lira 1.2 + Met | 27.30 | — |
| Lira 1.8 + Met | 17.81 | — |
| Met Mono | -7.89 | — |
| Met + Glim | 11.25 | — |
Change in Fasting Plasma Glucose (FPG) at Week 26
Time frame:week 0, week 26
Fasting glucose, change
change from baseline, improvement
LOINC 1558-6
Change in Fasting Plasma Glucose (FPG) at Week 104
Time frame:week 0, week 104
Fasting glucose, change
change from baseline, improvement
LOINC 1558-6
Change in Mean Prandial Increments of Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 26
Time frame:week 0, week 26
Postprandial glucose
change from baseline, improvement
Change in Mean Prandial Increments of Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 104
Time frame:week 0, week 104
Postprandial glucose
change from baseline, improvement
Change in Mean Post Prandial Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 26
Time frame:week 0, week 26
Postprandial glucose
change from baseline, improvement
Change in Mean Post Prandial Plasma Glucose Based on Self-measured 7-point Plasma Glucose Profiles at Week 104
Time frame:week 0, week 104
Postprandial glucose
change from baseline, improvement
Change in Beta-cell Function at Week 26
Time frame:week 0, week 26
change from baseline, improvement
Change in Beta-cell Function at Week 104
Time frame:week 0, week 104
change from baseline, improvement
Safety / tolerability / PK
4 endpointsHypoglycaemic Episodes at Week 26
Time frame:weeks 0-26
Documented hypoglycemia
event count, event
Posted result
| Group | Value (number), episodes | 95% CI |
|---|---|---|
| Lira 0.6 + MetMajor | 0 | — |
| Minor | 15 | — |
| Symptoms only | 17 | — |
| Lira 1.2 + MetMajor | 0 | — |
| Minor | 3 | — |
| Symptoms only | 7 | — |
| Lira 1.8 + MetMajor | 0 | — |
| Minor | 9 | — |
| Symptoms only | 22 | — |
| Met MonoMajor | 0 | — |
| Minor | 6 | — |
| Symptoms only | 10 | — |
| Met + GlimMajor | 0 | — |
| Minor | 136 | — |
| Symptoms only | 175 | — |
Hypoglycaemic Episodes at Week 104
Time frame:weeks 0-104
Documented hypoglycemia
event count, event
Posted result
| Group | Value (number), episodes | 95% CI |
|---|---|---|
| Lira 0.6 + MetAll | 52 | — |
| Major | 0 | — |
| Minor | 23 | — |
| Symptoms only | 29 | — |
| Lira 1.2 + MetAll | 51 | — |
| Major | 1 | — |
| Minor | 26 | — |
| Symptoms only | 24 | — |
| Lira 1.8 + MetAll | 49 | — |
| Major | 0 | — |
| Minor | 22 | — |
| Symptoms only | 27 | — |
| Met MonoAll | 18 | — |
| Major | 0 | — |
| Minor | 6 | — |
| Symptoms only | 12 | — |
| Met + GlimAll | 524 | — |
| Major | 0 | — |
| Minor | 284 | — |
| Symptoms only | 240 | — |
Hypoglycaemic Episodes at Week 26
Time frame:weeks 0-26
Documented hypoglycemia
event count, event
Hypoglycaemic Episodes at Week 104
Time frame:weeks 0-104
Documented hypoglycemia
event count, event
Publications (18)
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
- Journal of diabetes and its complications2014 May-Jun (year)PMID24561125doi:10.1016/j.jdiacomp.2014.01.009via clinicaltrials gov reference derived + pubmed nct search
- Diabetes, obesity & metabolism2013 Jan (month)PMID22862847doi:10.1111/j.1463-1326.2012.01673.xvia CT.gov reference
- Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists2013 Jan-Feb (year)PMID23186975doi:10.4158/EP12232.ORvia CT.gov reference
- Diabetes research and clinical practice2012 Nov (month)PMID23010561doi:10.1016/j.diabres.2012.09.008via CT.gov reference
- Diabetic medicine : a journal of the British Diabetic Association2012 Mar (month)PMID21883438doi:10.1111/j.1464-5491.2011.03429.xvia CT.gov reference
- Diabetes, obesity & metabolism2012 Jan (month)PMID21883806doi:10.1111/j.1463-1326.2011.01493.xvia CT.gov reference
- The American journal of geriatric pharmacotherapy2011 Dec (month)PMID22055210doi:10.1016/j.amjopharm.2011.09.007via CT.gov reference
- The Journal of clinical endocrinology and metabolism2011 Jun (month)PMID21450987doi:10.1210/jc.2010-2822via CT.gov reference
- The Journal of clinical endocrinology and metabolism2011 Mar (month)PMID21209033doi:10.1210/jc.2010-2318via clinicaltrials gov reference derived + pubmed nct search
- Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists2011 Nov-Dec (year)PMID22193143doi:10.4158/ep.17.6.906via CT.gov reference
- Diabetes, obesity & metabolism2009 Dec (month)PMID19878259doi:10.1111/j.1463-1326.2009.01075.xvia CT.gov reference
- Diabetes, obesity & metabolism2009 Dec (month)PMID19930006doi:10.1111/j.1463-1326.2009.01158.xvia CT.gov reference
- Postgraduate medicine2009 May (month)PMID19491535doi:10.3810/pgm.2009.05.1997via CT.gov reference + pubmed nct search
- Cardiovascular diabetology2009 Feb 26PMID19245711doi:10.1186/1475-2840-8-12via CT.gov reference + pubmed nct search
- Diabetes care2009 Jan (month)PMID18931095doi:10.2337/dc08-1355via CT.gov reference + pubmed nct search
Provenance
Sources
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.