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A Phase III Randomized, Active-Comparator (Pioglitazone) Controlled Clinical Trial to Study the Efficacy and Safety of Sitagliptin and MK-0431A (A Fixed-DOse Combination Tablet of Sitagliptin and Metformin) in Patients With Type 2 Diabetes Mellitus

A Phase III Randomized, Active-Comparator (Pioglitazone) Controlled Clinical Trial to Study the Efficacy and Safety of Sitagliptin and MK-0431A (A Fixed-DOse Combination Tablet of Sitagliptin and Metformin) in Patients With Type 2 Diabetes Mellitus

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2007-002218-21-DE
Enrollment
490
Registered
2007-10-17
Start date
2008-01-03
Completion date
Unknown
Last updated
2012-03-19

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

Conditions

type II diabetes mellitus MedDRA version: 9.1 Level: LLT Classification code 10045242 Term: Type II diabetes mellitus

Interventions

Trade Name: JANUVIA Pharmaceutical Form: Tablet INN or Proposed INN: Sitagliptin Current Sponsor code: MK-0431 Concentration unit: mg milligram(s) Concentration type: equal Concentration number: 100-

Sponsors

Merck & Co., Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients with type 2 diabetes 2. Age >= 18 years and = 7.5% and =65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Type 1 diabetes 2. Patient has symptomatic hyperglycemia requiring immediate initiation of antihyperglycemic therapy 3. Patient is on a weight loss program and not in the maintenance phase 4. Patient has undergone major surgery within the prior 30 days or has major surgery planned during the study 5. History of intolerance or hypersensitivity or contraindication to use metformin or pioglitazone 6. Patient has received treatment with an investigational drug within the prior 3 months or is participating in another trial 7. Patient has previously been treated with a DPP-4 inhibitor (including sitagliptin) 8. Patient is on or likely to require treatment with immunosuppressive agents 9. Patient is on or likely to require treatment with CYP2C8 inhibitors (e.g. gemfibrozil) or inducers (e.g. rifampicin) 10. Patient is on a weight loss program/medication and not in the maintenance phase 11. Active liver disease or symptomatic gallbladder disease 12. Severe active peripheral vascular disease 13. Congestive heart failure NYHA Class I through IV 14. New or worsening signs of coronary heart disease or CV-event within the past 3 months 15. Patient is HIV positive 16. Significant hematological disorder 17. History of malignancy 18. Patient is unlikely to adhere to the study procedures, keep appointments, or is planning to relocate during the study 19. Patient has a history of drug or alcohol abuse 20. Pregnancy 21. Renal function impairment: Serum-creatinine male >= 1.4 mg/dL (123.2 µmol/L) female >= 1.3 mg/dL (114.4 µmol/L) OR estimated Creatinine Clearance (Cockcroft-Gault) 2 times upper normal limit 23. Patient has a known, clinically significant ECG abnormality or QTc interval > 480 ms 24. At randomization: fasting fingerstick glucose 320 mg/dL (17.8 mmol/L) 25. Patient is under treatment for hyperthyroidism 26. Poorly controlled hypertension (systolic BP = 165 mmHg, diastolic BP = 95 mmHg) 27. Patient is on lipid-modifying medications (or requires initiation of lipid-modifying medications) and will not be on a stable dose for at least 4 weeks prior to Visit 3 28. Patient has active nephropathy or active myopathy

Design outcomes

Primary

MeasureTime frame
Main Objective: To assess the effect of the fixed-dose combination (MK-0431A) compared with the effect of pioglitazone 45 mg q.d.on HbA1c at Week 40.;Secondary Objective: Higher portion of patients on the fix dose combo who achieve glycemic goal;Primary end point(s): HbA1c at 40 weeks

Countries

Germany, Greece, Iceland, Italy, Slovenia

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026