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Study of the variabiliy in dose-concentration correlation of Benznidazol in adult patients with Chronic Chagas Disease and the relationship between drug pharmacokinetics and adverse reactions.

Population Pharmacokinetics in Benznidazol-treated adults with Chronic Chagas Disease. Benznidazol Pharmacokinetics and adverse reactions relationship. - Population Pharmacokinetics in Benznidazol-treated adults with Chronic Chagas Disease

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2011-002900-34-ES
Enrollment
Unknown
Registered
2011-12-21
Start date
2012-03-07
Completion date
Unknown
Last updated
2014-06-30

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

Conditions

The study will be held in 50 patients with Chronic Chagas Disease. MedDRA version: 14.1 Level: LLT Classification code 10008384 Term: Chagas' disease System Organ Class: 10021881 - Infections and infestations

Interventions

Sponsors

CRESIB- International Research Center in Health of Barcelona
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Adult patients with Chronic Chagas Disease diagnosed by 2 different and positive serological tests. - Patients with Chronic Chagas Disease who are going to start treatment with Benznidazol. - Any gender. - All the participants must agree to participate in the study and must sign the informed consent. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 50 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: - Patients yonger than 18. - Patients with previous hipersensitivity to Benznidazol. - Inmunocompromised patients as AIDS, cancer, chemoterapy, long-term corticoids need, primary inmunodeficiency, or any other. - Hepatic dysfunction - Renal dysfunction: serum creatinin higher than 3 mg/dl. - Pregnancy or lactation. - Low adhesion to treatment or check-up. - Imposibility of follow-up. - Severe adverse reaction to Benznidazol. - Any other situation that could be risky for the patient.

Design outcomes

Primary

MeasureTime frame
Main Objective: To study population pharmacokinetics in Benznidazol-treated adult patients with Chronic Chagas Disease to get information to optimaze drug doses.;Secondary Objective: 1. To find relationship between Benznidazol pharmacokinetics and other different factors as demographic factors (age, weight, gender), biochemical factors (renal function, hepatic function) or physiopatological factors (adverse reactions), to try to understand drug's interindividual variability. 2. To find if there is any relationship between drug's serum concentration and adverse reactions.;Primary end point(s): There is no study held before this one where Benznidazol's population pharmacokinetics have being analyzed, so this will be a pioneering study. Because of that all the results will be collected.;Timepoint(s) of evaluation of this end point: Asuming the recruitment and treatment periods, about 18 month will be needed.

Secondary

MeasureTime frame
Secondary end point(s): To analyze if there is a relationship between Banznidazol's plasma concentration and the seriousness o frecuency of adverse reactions.;Timepoint(s) of evaluation of this end point: Asuming the recruitment and treatment periods, about 18 month will be needed.

Countries

Spain

Contacts

Public ContactCRESIB

CRESIB-International Research Center in Health of Barcelona

jgascon@clinic.ub.es00349322754003288

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Mar 7, 2026