DOORS: A Research Study to Understand How Oral Semaglutide Works in People With Type 2 Diabetes Who Change From Dipeptidyl Peptidase-4 Inhibitor (DPP4i) Treatment to Oral Semaglutide in Italy

NCT ID: NCT05755360

Last Updated: 2025-10-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Total Enrollment

291 participants

Study Classification

OBSERVATIONAL

Study Start Date

2023-02-21

Study Completion Date

2024-10-21

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

The purpose of the study is to look at the change in blood sugar levels in people with type 2 diabetes who change their treatment from DPP4i to oral semaglutide. Participant will get oral semaglutide as prescribed by the study doctor. The study will last for about 5-6 months. Participants will be asked to complete two questionnaires. One will be about eating behaviour and the other one will be diabetes related. Participant will complete this questionnaire during the normal scheduled visit with study doctor. Participants will be asked questions about their health and diabetes treatment and lab tests as part of their normal doctor's appointment.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Diabetes Mellitus, Type 2

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

Participants with T2D

Participants will be treated with commercially available oral semaglutide according to routine clinical practice at the discretion of the treating physician.

Semaglutide

Intervention Type DRUG

Participants will be treated with commercially available oral semaglutide according to routine clinical practice at the discretion of the treating physician. The decision to switch from DPP4i treatment to oral semaglutide is at the discretion of the treating physician and is clearly independent from the decision to include the participant in the study.

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

Semaglutide

Participants will be treated with commercially available oral semaglutide according to routine clinical practice at the discretion of the treating physician. The decision to switch from DPP4i treatment to oral semaglutide is at the discretion of the treating physician and is clearly independent from the decision to include the participant in the study.

Intervention Type DRUG

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Signed consent obtained before any study-related activities (study-related activities are any procedure related to recording of data according to the protocol)
* The decision to switch from DPP4i treatment to commercially available oral semaglutide has been made by the participant/Legally Acceptable Representative (LAR) and the treating physician before and independently from the decision to include the participant in this study
* Participant with last measurement of HbA1c \>= 7.5% at informed consent and treatment initiation visit (V1) or less than or equal to (\<=) 90 days before informed consent and treatment initiation visit (V1)
* Treatment naïve to insulin. An exception is short-term insulin treatment for acute illness for a total of \< 14 days

Exclusion Criteria

* Previous participation in this study. Participation is defined as having given informed consent in this study
* Participation in any clinical trial of an approved or non-approved investigational medicinal product within 30 days prior to the informed consent and treatment initiation visit (V1) and throughout the duration of the study
* Participants with type-1 diabetes
* Participants who are pregnant or who become pregnant (or who plan to become pregnant) during the study period
* Mental incapacity, unwillingness or language barriers precluding adequate understanding or cooperation.
* Age \< 18 years on the informed consent and treatment initiation visit (V1)
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Novo Nordisk A/S

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Clinical Transparency (dept. 2834)

Role: STUDY_DIRECTOR

Novo Nordisk A/S

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Ospedale Pesenti Fenaroli

Alzano Lombardo, , Italy

Site Status

INRCA

Ancona, , Italy

Site Status

A.O.U. Policlinico S.Orsola

Bologna, , Italy

Site Status

Ospedale centrale L. Bohler

Bolzano, , Italy

Site Status

ASL Caserta

Caserta, , Italy

Site Status

Azienda Ospedaliera Cannizzaro

Catania, , Italy

Site Status

Azienda Sanitaria Locale Cn1

Cuneo, , Italy

Site Status

Università degli Studi Foggia

Foggia, , Italy

Site Status

Ospedale Misericordia

Grosseto, , Italy

Site Status

ASL Lecce

Lecce, , Italy

Site Status

Ospedale Generale provinciale

Macerata, , Italy

Site Status

Ospedale Pagliari

Massafra, , Italy

Site Status

ASL Avellino

Montoro, , Italy

Site Status

ASL Napoli 3 sud

Palma Campania, , Italy

Site Status

A.O.U. Maggiore della Carità

Piemonte, , Italy

Site Status

Ospedale San Jacopo

Pistoia, , Italy

Site Status

P.O. Praia a Mare

Praia a Mare, , Italy

Site Status

ASL Roma 2 - UOC Cure Primarie Distretto 4

Roma, , Italy

Site Status

Fondazione Univ. Policlinico A.Gemelli

Roma, , Italy

Site Status

ASL Al Di Alessandria - Ospedale Santo Spirito - Casale Monferrato - Cardiologia

Roma, , Italy

Site Status

A.O.U. Policlinico Giaccone

Sicilia, , Italy

Site Status

Casa di cure Triolo Zancla

Sicilia, , Italy

Site Status

Ospedale Treviglio

Treviglio, , Italy

Site Status

Ospedale S. Maria della Misericordia

Udine, , Italy

Site Status

ASST Sette Laghi

Varese, , Italy

Site Status

Countries

Review the countries where the study has at least one active or historical site.

Italy

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

U1111-1274-4674

Identifier Type: OTHER

Identifier Source: secondary_id

NN9924-7508

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.

Semaglutide vs Sitagliptin
NCT05195944 UNKNOWN PHASE4