NCT01295892

Brief Summary

This study aims to evaluate the chronic effects of estrogen on microcirculation, inflammatory biomarkers, hormonal status, plasma viscosity and biochemical tests in postmenopausal obese women after three months of follow-up intervention.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
44

participants targeted

Target at P25-P50 for phase_4

Timeline
Completed

Started Dec 2011

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 14, 2011

Completed
1 day until next milestone

First Posted

Study publicly available on registry

February 15, 2011

Completed
10 months until next milestone

Study Start

First participant enrolled

December 1, 2011

Completed
1.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2013

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2013

Completed
Last Updated

April 18, 2013

Status Verified

April 1, 2013

Enrollment Period

1.2 years

First QC Date

February 14, 2011

Last Update Submit

April 17, 2013

Conditions

Keywords

menopauseobesitycapillarymicrocirculationestrogenMicrovascular Function

Outcome Measures

Primary Outcomes (1)

  • functional capillary density by videocapillaroscopy(number of perfused capillaries on the studied skin area)

    03 months

Secondary Outcomes (1)

  • blood viscosity(the values are expressed in centipoises)

    03 months

Study Arms (2)

placebo

PLACEBO COMPARATOR

placebo (transdermal gel)

Drug: Estrogen

Estrogen

EXPERIMENTAL

1mg of 17B-estradiol/day (transdermal gel)

Drug: Estrogen

Interventions

transdermal 17-β-estradiol 1mg/day during three months

Estrogenplacebo

Eligibility Criteria

Age48 Years - 55 Years
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • History of natural menopause defined by the absence of menses for at least 12 months and a serum concentration of FSH \> 35 IU/L
  • BMI between 27 to 34.9 kg/m²
  • Non-smokers
  • Not on use of any hormones or supplements for a minimum of 6 months prior to the study
  • No absolute contraindications to the use of physiological replacement doses of estrogen

You may not qualify if:

  • Renal disease, coronary or peripheral vascular diseases, haematologic or hepatic diseases
  • Diabetes mellitus, glucose intolerance or altered fasting glucose

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Laboratorio de Pesquisas Clinicas e Experimentais em Biologia Vascular

Rio de Janeiro, Brazil

Location

Related Publications (1)

  • da Silva LH, Panazzolo DG, Marques MF, Souza MG, Paredes BD, Nogueira Neto JF, Leao LM, Morandi V, Bouskela E, Kraemer-Aguiar LG. Low-dose estradiol and endothelial and inflammatory biomarkers in menopausal overweight/obese women. Climacteric. 2016 Aug;19(4):337-43. doi: 10.1080/13697137.2016.1180676. Epub 2016 May 12.

MeSH Terms

Conditions

Obesity

Interventions

Estrogens

Condition Hierarchy (Ancestors)

OverweightOvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

HormonesHormones, Hormone Substitutes, and Hormone AntagonistsPhysiological Effects of DrugsPharmacologic ActionsChemical Actions and Uses

Study Officials

  • Diogo Panazzolo

    Rio de Janeiro State University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Chronic Effects of Estrogen in Microcirculation and Insulin Resistance in Postmenopausal Obese Women

Study Record Dates

First Submitted

February 14, 2011

First Posted

February 15, 2011

Study Start

December 1, 2011

Primary Completion

March 1, 2013

Study Completion

April 1, 2013

Last Updated

April 18, 2013

Record last verified: 2013-04

Locations