Effect of Pioglitazone on Endothelial Function in Premenopausal Women With Uncomplicated Systemic Lupus Erythematosus

NCT ID: NCT01322308

Last Updated: 2014-10-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

30 participants

Study Classification

INTERVENTIONAL

Study Start Date

2007-03-31

Study Completion Date

2012-01-31

Brief Summary

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The present study aims to investigate the effect of pioglitazone (30 mg/day) on endothelial function in premenopausal women with SLE (systemic lupus erythematosus). Patients with hypertension, endocrine, hepatic or renal diseases will not be included, or pregnant /breast feeding women. This is a randomized, double blind, placebo controlled study.

Detailed Description

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SLE (systemic lupus erythematosus) is characterized by accelerated atherosclerosis. The risk of suffering an acute myocardial infarction among premenopausal women with SLE is 50 times higher than control women of the same age. Insulin resistance and hyperinsulinemia are frequent in SLE. Lipid metabolism in SLE, as in other insulin resistant states, is characterized by high triglycerides, low HDL-cholesterol, normal LDL cholesterol (or slightly increased) and an increase in LDL's susceptibility to oxidation.

All these alterations can produce endothelial dysfunction which is present in SLE patients. Pioglitazone is a PPAR (peroxisome proliferator activated receptor) gamma agonist that can potentially improve insulin resistance, with a positive effect on the lipid profile (lowering of triglycerides, and a discrete increase in HDL-C) and improve endothelial function.

Patients will be randomized to receive either placebo or pioglitazone 30 mg/day during a period of 12 weeks. Endothelial function will be assessed by Positron Emission Tomography (PET).

Conditions

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Systemic Lupus Erythematosus

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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sugar pill

tablet similar to comparator

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type DRUG

tablet taken once a day

pioglitazone

30 mg tablets QD (taken once daily)

Group Type ACTIVE_COMPARATOR

pioglitazone

Intervention Type DRUG

30 mg tablet QD (taken once daily)

Interventions

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pioglitazone

30 mg tablet QD (taken once daily)

Intervention Type DRUG

placebo

tablet taken once a day

Intervention Type DRUG

Other Intervention Names

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actos zactos

Eligibility Criteria

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Inclusion Criteria

* Eligible participants were premenopausal women with SLE
* Older than 18 years
* Attending the outpatient Rheumatology Clinic at three Mexico City community tertiary care hospitals

Exclusion Criteria

* menopause
* diabetes
* thyroid dysfunction
* neurological
* hepatic
* renal or liver disease
* personal history of high blood pressure
* CHD (coronary heart disease)
* cerebrovascular events
* chronic or acute infections
* malignancy
* nor history of chronic drugs or alcohol abuse
* smoking
* pregnancy or breast-feeding
* intake of hormones or lipid-regulating drugs
Minimum Eligible Age

18 Years

Maximum Eligible Age

55 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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National Council of Science and Technology, Mexico

OTHER

Sponsor Role collaborator

Universidad Nacional Autonoma de Mexico

OTHER

Sponsor Role collaborator

National Heart Institute, Mexico

OTHER_GOV

Sponsor Role lead

Responsible Party

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Nacu Caracas Portilla

Juan Gabriel Juarez Rojas PhD

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Carlos Posadas, MD

Role: STUDY_CHAIR

Head of the Endocrinology Department

References

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Juarez-Rojas JG, Medina-Urrutia AX, Jorge-Galarza E, Caracas-Portilla NA, Posadas-Sanchez R, Cardoso-Saldana GC, Goycochea-Robles MV, Silveira LH, Lino-Perez L, Mas-Oliva J, Perez-Mendez O, Posadas-Romero C. Pioglitazone improves the cardiovascular profile in patients with uncomplicated systemic lupus erythematosus: a double-blind randomized clinical trial. Lupus. 2012 Jan;21(1):27-35. doi: 10.1177/0961203311422096. Epub 2011 Oct 12.

Reference Type DERIVED
PMID: 21993383 (View on PubMed)

Other Identifiers

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05-487

Identifier Type: -

Identifier Source: org_study_id

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