About this trial
The DROPIT Trial is an interventional, open-labelled, cluster-randomized controlled trial conducted in the Swiss primary care setting. It aims to evaluate an intervention to guide the deprescribing of inappropriate proton-pump inhibitors (PPIs). Therefore, the trial investigates whether the study intervention leads to the deprescribing of inappropriate PPI prescription while ensuring noninferiority safety, in comparison to usual care. Additionally, the trail aims to investigate the intervention's impact on other clinical aspects, as well as addressing features of the implementation of the intervention and its cost-effectiveness.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patient of a participating GP.
Age: minimum 18 years old.
Daily PPI intake for minimum 8 weeks.
minimum 40mg/day pantoprazole;
Disqualifiers
Limited life expectancy according to GP judgement (patients with terminal disease and a life expectancy of less than 12 months.
Unable to provide informed consent.
History of bleeding ulcer.
Peptic ulcer due to cause other than NSAID or H. Pylori.
Trial design
Parallel
Treatments tested in this trial
Proton Pump Inhibitor deprescribing tool
Other interventionThe intervention is targeted to the Swiss Primary care practice. It involves educational material and resources to guide the safe deprescribing of inappropriate PPIs, for both general practitioners and patients.
Treatment groups
Trial outcomes
Primary outcomes
Effectiveness co-primary endpoint: prescribed PPI dose over 12 months follow-up (superiority endpoint).
Safety co-primary endpoint: upper gastrointestinal symptoms (Non-inferiority endpoint)
Co-primary endpoints measured by the Reflux Disease Questionnaire (RDQ), considering the worst of the subscales dyspepsia and gastroesophageal reflux disease (GERD) (i.e.,regurgitation and heartburn subscales combined).
Secondary outcomes
Occurrence of reduction of at least 50% of the prescribed PPI dose over the follow-up time.
Occurrence of PPI discontinuation
Stop in PPI prescription as indicated by the general practitioner (GP)
Occurrence of PPI sustained discontinuation
3 months without prescribed PPI
Occurrence of a switch to prescription for on-demand use
Other outcomes
Serious adverse events (SAE)
A Serious Adverse Event (SAE) (ClinO, Art. 63) is any untoward medical occurrence that results in death or is life-threatening, requires in-patient hospitalisation or prolongation of existing hospitalisation, results in persistent or significant disability or incapacity, or causes a congenital anomaly or birth defect. Upon a SAE, the GP makes the severity assessment of the event following the Common Terminology Criteria for Adverse Events (CTCAE) Version 5.0.
Mortality
Patients' satisfaction with the trial participation
Measured by the Study Participant Feedback Questionnaire (SPFQ), handed to at the beginning (baseline), middle (6-month) and end of trial (12-month).
Use of alternative anti-reflux treatments (medication)
After PPI discontinuation and after PPI sustained discontinuation
Sponsors and contacts
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University of Bern
Lead sponsor
Swiss National Science Foundation
Collaborator
University of Zurich
Collaborator
University of Basel
Collaborator
Insel Gruppe AG, University Hospital Bern
Collaborator
Patientenstelle Zürich
Collaborator
Patientenstelle Basel
Collaborator
Centre Hospitalier Universitaire Vaudois
Collaborator