Status:

RECRUITING

Empowering Patients to Improve Safety in Polymedication

Lead Sponsor:

Leiden University Medical Center

Collaborating Sponsors:

University of Ljubljana

RWTH Aachen University

Conditions:

Polypharmacy

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

Rationale: In current clinical practice, polypharmacy and patient empowerment are critical yet often overlooked. Polypharmacy, the chronic use of five or more drugs, poses risks such as adverse drug r...

Eligibility Criteria

Inclusion

  • In order to be eligible to participate in this study, a subject must meet all of the following crite-ria:
  • Polypharmacy defined as the use of 5 or more drugs
  • Start usage of at least one index drug according to the list in table 3.
  • Subject must be ≥ 18 years old
  • Subject is able and willing to take part and be followed-up for at least 12 weeks
  • Subject is able to donate blood or saliva
  • Subject has signed informed consent
  • A potential subject who meets any of the following criteria will be excluded from participation in this study:
  • Pregnancy or lactating
  • Life expectancy estimated to be less than three months by treating clinical team
  • Unable to consent to the study
  • Unwilling to take part
  • Subject has no fixed address
  • Subject has previously been genotyped for PGx genes
  • Subject has no current general practitioner
  • Subject is, in the opinion of the Investigator, not suitable to participate in the study
  • Estimated glomerular filtration rate (MDRD) of less than 15 ml/min per 1,73m2
  • Patients with advanced liver failure (stage Child-Pugh C)

Exclusion

    Key Trial Info

    Start Date :

    July 27 2025

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    August 1 2026

    Estimated Enrollment :

    120 Patients enrolled

    Trial Details

    Trial ID

    NCT06956820

    Start Date

    July 27 2025

    End Date

    August 1 2026

    Last Update

    December 30 2025

    Active Locations (4)

    Enter a location and click search to find clinical trials sorted by distance.

    Page 1 of 1 (4 locations)

    1

    Universitatsklinikum Aachen

    Aachen, Germany, 52074

    2

    Universitatsklinikum Heidelberg

    Heidelberg, Germany, 69120

    3

    University Hospital Patras

    Pátrai, Greece, 26504

    4

    University Hospital Ljubljana

    Ljubjana, Slovenia