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A randomised, placebo-controlled trial of the effect of pioglitazone on vascular endothelial function and novel biomarkers for macrovascular events in diabetics with established peripheral arterial disease - PAD and Pioglitazone Study

A randomised, placebo-controlled trial of the effect of pioglitazone on vascular endothelial function and novel biomarkers for macrovascular events in diabetics with established peripheral arterial disease - PAD and Pioglitazone Study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2007-001800-20-GB
Enrollment
Unknown
Registered
2007-06-26
Start date
2007-08-10
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

The study involves patients with type 2 Diabetes and Peripheral Arterial Disease.The overall objective of the research proposal is to determine the occurrence of biomarkers that typify the metabolic syndrome in patients with peripheral vascular diseases.

Interventions

Trade Name: Actos Product Name: Actos Product Code: Actos Pharmaceutical Form: Capsule* Pharmaceutical form of the placebo: Capsule* Route of administration of the placebo: Oral use

Sponsors

University of Dundee
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: For Pre-Intervention stage of the study subjects with Peripheral Arterial Disease (PAD)and type 2 Diabetes will be included. PAD will be defined as patients with classical symptoms of intermittent claudication plus an ankle brachial blood pressure index (ABPI) of 1.1 due to non-compressible arteries. This validated measurement has previously been used in Genzyme WALK study which is an International Gene Therapy trial in PAD patients. There is no clinical contraindication for these patients. This will help us in recruitment. We are also submitting a poster about the study which we will display around the hospital for advertisement of the study. For Intervention stage of the study patients with short distance claudication (=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Contraindication to thiazolidinedione group of drugs. 2. Subjects taking Sulphonylureas 3. Subjects with Cardiovascular disease event within last three months like MI, unstable angina, stroke. 4. For Phase 2 study, subjects having more than 25% variation from 2 consecutive treadmill tests performed atleast a week apart.

Design outcomes

Primary

MeasureTime frame
Secondary Objective: Pre-Intervention Stage: 1. Identify biomarkers for improved vascular health 2. Transcriptional mRNA profiling of peripheral blood leukocytes from patients with PAD in reference to standard treatment 3. Transcriptional gene and protein profiling in muscle of PAD patients in resting and in exercise Intervention Stage: 4. Correlate clinical parameters (e.g. walking distances) in patients with Peripheral Arterial Disease (PAD) and type 2 diabetes treated with various standard of care medicines to genes and protein profiling in muscle biopsies. ;Main Objective: The overall objective of the research proposal is to determine the occurrence of biomarkers with proven links to future Cardiovascular events in patients with Peripheral Arterial Disease (PAD)and type 2 diabetes receiving various standards of care medicines including pioglitazone.;Primary end point(s): New biomarkers in PAD

Countries

United Kingdom

Outcome results

None listed

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