Safety and Efficacy of Chlorthalidone + Amiloride to Elderly Patients Treatment With Arterial Hypertension

NCT ID: NCT01191450

Last Updated: 2025-06-12

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

246 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-08-31

Study Completion Date

2013-08-31

Brief Summary

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The purpose of this study is to assess the efficacy and safety of Chlorthalidone 25 mg + amiloride hydrochloride 5 mg association in the treatment of elderly patients with arterial hypertension.

Detailed Description

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To assess the efficacy and safety of the association of Chlorthalidone 25 mg + amiloride hydrochloride 5 mg (Diupress® Eurofarma) in the treatment of elderly patients with arterial hypertension, compared to Chlorthalidone 25mg (Higroton® Laboratório Novartis) in same presentation form.

Some eligibility criteria:

perform blood and urine tests; ECG (electrocardiogram); ABPM (Ambulatory Blood Pressure Monitoring; Echocardiogram;Doppler Echocardiogram

Conditions

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Arterial Hypertension

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Higroton®

Chlorthalidone 25mg - one oral tablet a day in the morning

Group Type ACTIVE_COMPARATOR

Higroton® Laboratório Novartis

Intervention Type DRUG

Chlortalidone 25mg - oral tablet a day in the morning during approximately 12 weeks

Diupress®

Chlorthalidone 25 mg + amiloride hydrochloride 5 mg - one oral tablet a day in the morning

Group Type EXPERIMENTAL

Chlorthalidone 25 mg + amiloride hydrochloride 5 mg

Intervention Type DRUG

Chlorthalidone 25 mg + amiloride hydrochloride 5 mg - one oral tablet a day in the morning during approximately 12 weeks

Interventions

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Chlorthalidone 25 mg + amiloride hydrochloride 5 mg

Chlorthalidone 25 mg + amiloride hydrochloride 5 mg - one oral tablet a day in the morning during approximately 12 weeks

Intervention Type DRUG

Higroton® Laboratório Novartis

Chlortalidone 25mg - oral tablet a day in the morning during approximately 12 weeks

Intervention Type DRUG

Other Intervention Names

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Diupress® (Eurofarma Laboratórios Ltda.)

Eligibility Criteria

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Inclusion Criteria

* Systolic blood pressure between 140 mmHg - 159 mmHg
* Diastolic blood pressure between 90 mmHg - 99 mmHg
* Subject aged ≥ 60 years old
* Be able to comply with instructions, attend study follow-up visits and be willing to participate in the research project.
* Diagnosis of stage 1 arterial hypertension with no prior treatment more than 120 days or uncontrolled during antihypertensive agent administration.

Exclusion Criteria

* Any serious or severe clinically significant medical condition.
* Psychiatric or neurological diseases
* A condition that, as per Principal Investigator's opinion, may interfere with the optimal participation in the study, or that may result in special risk to the patient.
* Participation in any other investigational study within 12 months prior to Visit 1.
* Known medical history of allergy, hypersensitivity or intolerance to any of the formulation compounds to be used in this study
* Routine prior use of diuretics
* Oral anticoagulant use
* Fast glycemia \> 150 mg/dL
* Medical treatment, not related to study, scheduled for the clinical trial duration; except non-serious, controlled comorbidities in current medical follow-up.
* Expected onset of additional antihypertensive drug after the study onset
* Acute myocardial infarction within last 6 months
* Prior decompensated coronary artery disease
* Known thyroid, renal or liver dysfunction, at investigator's discretion
* Obesity - body mass index (BMI) \> 33 kg/m2
Minimum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Eurofarma Laboratorios S.A.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Paulo Guilherme O Silva

Role: PRINCIPAL_INVESTIGATOR

Hospital Santa Marcelina

Humberto Freitas

Role: PRINCIPAL_INVESTIGATOR

Hospital São Camilo

Jose Carlos A Ayob

Role: PRINCIPAL_INVESTIGATOR

Centro de Pesquisas Clínicas do Instituto de Moléstias Cardiovasculares

Roberto Jorge S Franco

Role: PRINCIPAL_INVESTIGATOR

Unidade de Pesquisa Clínica (UPECLIN)- Hospital das Clínicas UNESP

Fernando Augusto A Costa

Role: PRINCIPAL_INVESTIGATOR

FGM - Clínica Paulista de Doenças Cardiovasculares

Adriana C Forti

Role: PRINCIPAL_INVESTIGATOR

Centro de Estudos de Diabetes e Hipertensão

Paulo Cesar V Jardim

Role: PRINCIPAL_INVESTIGATOR

Liga de Hipertensão Arterial - Universidade Federal de Goiás

Marise L Castro

Role: PRINCIPAL_INVESTIGATOR

IMA - Instituto de Medicina Avançada

Daniela G Barbieri

Role: PRINCIPAL_INVESTIGATOR

CEDOES - Centro de Diagnóstico e Pesquisa de Osteoporose do Espírito Santo

Fábio José C Fucci

Role: PRINCIPAL_INVESTIGATOR

Instituto de Moléstias Cardiovasculares de Tatuí

Locations

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Centro de Estudos de Diabetes e Hipertensão

Fortaleza, Ceará, Brazil

Site Status

CEDOES - Centro de Diagnóstico e Pesquisa de Osteoporose do Espírito Santo

Vitória, Espírito Santo, Brazil

Site Status

Liga de Hipertensão Arterial - Universidade Federal de Goiás

Goiânia, Goiás, Brazil

Site Status

UPECLIN - Unidade de Pesquisa Clínica da Faculdade de Medicina - UNESP

Botucatu, São Paulo, Brazil

Site Status

Centro de Pesquisa Clínica do IMC - Instituto de Moléstias Cardiovasculares

São José do Rio Preto, São Paulo, Brazil

Site Status

Instituto de Moléstias Cardiovasculares de Tatuí

Tatuí, São Paulo, Brazil

Site Status

Clínica Paulista de Doenças Cardiovasculares - FGM

São Paulo, , Brazil

Site Status

Hospital Santa Marcelina

São Paulo, , Brazil

Site Status

Hospital São Camilo

São Paulo, , Brazil

Site Status

IMA - Instituto de Medicina Avançada

São Paulo, , Brazil

Site Status

Countries

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Brazil

Other Identifiers

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EF 114

Identifier Type: -

Identifier Source: org_study_id

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