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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT05307718
Other study ID # UIP-2020-02-8189
Secondary ID
Status Recruiting
Phase
First received
Last updated
Start date December 15, 2020
Est. completion date December 14, 2025

Study information

Verified date March 2022
Source Clinical Hospital Centre Zagreb
Contact Tamara Bozina, PhD
Phone +385 1 45 66 777
Email tamara.bozina@mef.hr
Is FDA regulated No
Health authority
Study type Observational

Clinical Trial Summary

The research is planned as a prospective nested case-control study. The plan is to recruit about 1,200 consecutive subjects whose pharmacotherapy involves the drug(s) of interest within 4.5 years. The basic cohort - the subjects with the newly indicated indication for use: NOAC; platelet aggregation inhibitors from the P2Y12 receptor antagonist group; and HMG-CoA reductase inhibitors (statins); as monotherapy or without restriction with respect to any other concomitant pharmacotherapy. The ADRs will be analysed by CR by: age, gender, expectancy, severity, association, type (mechanism of event), and outcome, according to the classification of organ systems as well as association with the phenotype. Criteria for bleeding associated with the use of anticoagulant and antiplatelet therapy have been defined; as well as the myotoxicity and hepatotoxicity associated with statin therapy. Samples will be tested for biochemical, haematological, coagulation standard parameters and pharmacogenetic analyses of relevant genes depending on the used therapy. Pharmacogenetic analysis will be performed to genotype the polymorphisms of relevant pharmacogenes: Biological samples and clinical data will be anonymized plus all records of ADRs and other clinical variables will be protected. Possible drug-drug and drug-drug-gene interactions will be evaluated using the Clinical Decision Support System (CDSS) of Lexicomp, PharmGKB, the Flockhart Table, and other systems including panel consensus methods to determine the likelihood of an ADR being associated with drug interactions, and determine whether drug interactions contributed to the occurrence of ADRs to administered CV pharmacotherapy in subjects with variant pharmacogenes of interest (drug-drug-gene interaction). The overall project objective is to determine which pharmacogenes variants, together with clinical parameters, can be used as predictors of CV drug ADRs and are good candidates for inclusion in the clinical diagnostic panel for pre-emptive PGx testing.


Recruitment information / eligibility

Status Recruiting
Enrollment 1200
Est. completion date December 14, 2025
Est. primary completion date December 14, 2025
Accepts healthy volunteers No
Gender All
Age group 18 Years and older
Eligibility Inclusion Criteria: a) age 18 years or older; b) a new indication for the administration of any of the medicinal products of primary interest (NOAC, clopidogrel, prasugrel, ticagrelor, statins) for which at least a 3-month administration is predicted; c) signed informed consent (for repeated evaluations and donation of blood samples for genetic and eventual pharmacokinetic analysis). Exclusion Criteria: the existence of contraindications to the medicines of primary interest.

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Oral Anticoagulant, Direct-Acting
Newly indicated indication for use: DOAC; platelet aggregation inhibitors from the P2Y12 receptor antagonist group; and HMG-CoA reductase inhibitors (statins); as monotherapy or without restriction with respect to any other concomitant pharmacotherapy. Subjects will be followed up during regular visits.

Locations

Country Name City State
Croatia UHC Zagreb Zagreb

Sponsors (3)

Lead Sponsor Collaborator
Clinical Hospital Centre Zagreb Croatian Science Foundation, University of Zagreb School of Medicine

Country where clinical trial is conducted

Croatia, 

Outcome

Type Measure Description Time frame Safety issue
Primary The overall project objective is to determine which pharmacogenes variants, together with clinical parameters, can be used as predictors of CV drug ADRs 4.5 years
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