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CancerEXITNCT05934214

EXploring Immune-related Adverse Events of Immune checkpoinT Inhibitors Using VigiBase, the WHO Pharmacovigilance Database

An observational study of Cancer and Immune-related Adverse Event, run by Groupe Hospitalier Pitie-Salpetriere at 2 sites in France.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is an observational, retrospective pharmacovigilance study based on reports registered and transmitted in VigiBase®, the WHO's international database. This study includes all reports identified as exposure to an ICI and suspect of inducing adverse drug reaction. Read more about this study

Who is it for?
Any age
What is being tested?
Immune checkpoint inhibitor
How many people
141,630 participants
Where
2 sitesFrance
Study dates
1 Jan 2023to 29 Feb 2024
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: Any reports with an immune-related drug reaction attributed to an immune checkpoint inhibitor

Who may be able to join

  • Any report with an ICI "Suspect" or "Interacting" with the reported adverse drug reaction.

Who cannot join

  • ICI not FDA approved
  • No irAE identified in report

Trial locations and contacts

2 sites in 1 country.

France2 sites
  • AP-HP, Pitié-Salpêtrière Hospital, Department of Pharmacology, CIC-1421, Pharmacovigilance Unit, INSERM.

    Paris, 75013

  • CIC Paris-Est / Institut Curie

    Paris, 75013

Other trials in France

About this study

Official title: Immune-related Adverse Events From Immune Checkpoint Inhibitor Characterization Using VigiBase, the WHO Pharmacovigilance Database: An Exploration of Adverse Event Patterns and Signal Detection.

This is an observational, retrospective pharmacovigilance study based on reports registered and transmitted in VigiBase®, the WHO's international database.

This study includes all reports identified as exposure to an ICI and suspect of inducing adverse drug reaction.

The aim of the study is to characterize immune-related adverse reactions associated with immune-checkpoint inhibitors, particularly their time-to-onset, co-occurence, factors associate with their over-report and fatality.

Read the detailed description

Over the past ten years, immuno-oncology (IO) has gradually integrated the therapeutic arsenal of cancer treatment. CTLA-4, program-death 1 (PD1) and its ligand (PD-L1) and LAG3 were found to be major targets active in multiple tumor types. Immune checkpoint inhibitors (ICI) are antibodies blocking these targets and became a cornestone of cancer treatment.

This is an observational, retrospective pharmacovigilance study based on reports registered and transmitted in VigiBase®, the WHO's international database. VigiBase is managed by the Uppsala Monitoring Centre (UMC, Uppsala, Sweden) and contains about 30 million reports (as of Jan 2023) submitted by national pharmacovigilance centers since 1967.

The use of VigiBase® for pharmacovigilance analyses is not dependent on institutional review board approval. It is conditioned on institutional access provided and approved by the Uppsala Monitoring Centre. Since spontaneous reporting systems are based on anonymity and the process only requires patient non-opposition, no informed consent was requested to use VigiBase® in this study.

This study includes all reports associated with an ICI. The query is performed using the Medical Dictionary for Regulatory Activities (MedDRA), between January 1st 2008 (year of first report of ICI in VigiBase), and January 1st 2023. The analysis focused on reports suspected to be induced by an ICI (as opposed to concurrent use).

Being tested
Immune checkpoint inhibitor
Keywords
Immune checkpoint inhibitors
Medical subject headings
Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Immune checkpoint inhibitorDrug

    Reports associated with an an Immune checkpoint inhibitor with a status of "Suspect" or "Interacting"

    ICI will include the following list of FDA-apporved ICIs:

    nivolumab, pembrolizumab, cemiplimab, dostarlimab, durvalumab, atezolizumab, avelumab, ipilimumab, tremelimumab, relatlimab

Study groups in NCT05934214
Study groupRoleWhat they receive
immune-related adverse event reactionReports of identified immune-related adverse event reaction
Receives: Drug: Immune checkpoint inhibitor

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Factors associated with an increased rate of fatality among reports with an immune-related adverse event (irAE).

    Reports with a fatal outcome will be compared to reports with no fatal outcome. Odds ratio will be calculated to compare covariates potentially associated with an increase risk of fatality, including irAE type, cancer type reported, patient's age, gender, comorbidities, type of ICI or ICI combination and other treatments.

    Measured: any report prior to january 2023

Secondary outcomes (3)
  1. Factors associated with an increased reporting of main irAE types

    Main irAEs are identified through MedDRA terms declared. For each irAE and each risk factors, an odds ratio will be calculated to assess a potential over-reporting. Factors evaluated will include but will not be limited to: cancer type, anticancer treatment type, socio-demographic variables (gender, age, country of reporting etc ...), year of reporting among others.

    Measured: any report prior to january 2023

  2. Time to onset for each irAE type

    Measured: any report prior to january 2023

  3. Rate of relapse with treatment rechallenge

    For each irAE, the rate (percentage) of irAE reccurence after treatment rechallenge.

    Measured: any report prior to january 2023

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted6 Jul 2023
  2. Study start1 Jan 2023
  3. Primary completion31 Dec 2023
  4. Study completion29 Feb 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Retrospective
Enrolment
141,630 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05934214
Sponsor's protocol ID
CIC1421-23-05
Acronym
EXIT
Status last verified
Jul 2023
First submitted
16 Jun 2023
Last updated
5 Mar 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

An observational study of Cancer and Immune-related Adverse Event, run by Groupe Hospitalier Pitie-Salpetriere at 2 sites in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 5 Mar 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Factors associated with an increased rate of fatality among reports with an immune-related adverse event (irAE). (time frame: any report prior to january 2023). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Mar 2024.

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