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Arrhythmias, CardiacARBITRAGENCT03243604

cARdiotoxicity Profile of aBIraTeRone in prostAte Cancer : a pharmacoviGilancE Study

An observational study of Arrhythmias, Cardiac and Atrial Fibrillation and Flutter, run by Groupe Hospitalier Pitie-Salpetriere at 1 site 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

Abiraterone associated with prednisone is used in prostate cancer. Abiraterone is a selective small-molecule inhibiting cytochrome P450 17A1 (CYP17A1), a key enzyme in androgen synthesis. Read more about this study

Who is it for?
Ages 18 years and older, men only
What is being tested?
L02 (sex hormones used in treatment of neoplastic diseases) and G03 (sex hormones)
How many people
1,717 participants
Where
1 siteFrance
Study dates
16 May 2017to 13 Jul 2017
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 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Study population: The population is selected in the French pharmacovigilance database and EudraCT database from 01/01/1985 to May 2017 and included patients treated with hormonal therapies included in the ATC L02, and G03

Who may be able to join

  • Case reported in the French pharmacovigilance database from 01/01/1985 to 16/05/2017
  • Case reported in the EudraCT database to May 2017
  • Adverse event reported were including the MedDRA terms: SOC Cardiac Disorders; SOC Vascular Disorders; HLT Death, Sudden Death; HLGT Water, electrolyte and mineral investigations; HLGT Cardiac and vascular investigations (excl enzyme tests); and PT Syncope.
  • Patients treated with hormonal therapies included in the ATC L02, and G03

Who cannot join

  • Chronology not compatible between the drug and the toxicity

Trial locations and contacts

1 site in 1 country.

France1 site
  • Centre Régional de Pharmaco-vigilance - Paris, Pitié-Salpétrière

    Paris, Île-de-France Region, 75013

Other trials in France

About this study

Official title: Cardiotoxicity of Abiraterone in the National French Pharmacovigilance Database and in the European Clinical Trials Database (EudraCT)

Abiraterone associated with prednisone is used in prostate cancer. Abiraterone is a selective small-molecule inhibiting cytochrome P450 17A1 (CYP17A1), a key enzyme in androgen synthesis.

CYP17A inhibition is also responsible for mineral corticosteroid related adverse events as hypokaliemia, fluid retention, and hypertension. Primary hyperaldosteronism is associated with cardiovascular toxicities such as atrial fibrillation and cardiac failure. Other androgen-deprivation therapies are not associated with increased mineral corticosteroid level.

This study investigates reports of cardiovascular toxicities for treatment including L02 (sex hormones used in treatment of neoplastic diseases), and G03 (sex hormones) used in prostate cancer in the French pharmacovigilance database and in the EudraCT database.

Read the detailed description

Due to its peculiar pharmacology, abiraterone is potentially associated with more cardiotoxicity as compared to other androgen-deprivation therapies. This study investigates the main characteristics of patients affected by cardiovascular side effects of which supraventricular arrhythmias (including atrial fibrillation, atrial flutter, supraventricular tachycardia), and cardiac failure imputed to drugs classified as L02, and G03 according to anatomical therapeutic chemical (ATC) classification. A causality assessment according to the World Health Organization-The Uppsala Monitoring Centre (WHO-UMC) is systematically applied.

Being tested
L02 (sex hormones used in treatment of neoplastic diseases) and G03 (sex hormones)
Keywords
Cardiotoxicity, abiraterone acetate, androgen antagonist
Medical subject headings
Arrhythmias, Cardiac, Atrial Fibrillation, Tachycardia, Supraventricular, Heart Failure, Cardiotoxicity

What participants receive

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

  • L02 (sex hormones used in treatment of neoplastic diseases) and G03 (sex hormones)Drug

    Androgen-deprivation therapies including L02 (sex hormones used in treatment of neoplastic diseases), and G03 (sex hormones)

What is being measured

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

  1. Analysis of disproportionality of reports for cardiotoxicity associated with abiraterone as compared to enzalutamide by performing a case- non-case study

    Analysis of disproportionality of reports for cardiotoxicity associated with abiraterone as compared to enzalutamide by performing a case- non-case study

    Measured: 2 months

Secondary outcomes (8)
  1. Compare the reporting of suspected drug-induced supraventricular arrhythmias with abiraterone as compared to enzalutamide by performing a disproportionality analysis

    Compare the reporting of suspected drug-induced supraventricular arrhythmias with abiraterone as compared to enzalutamide by performing a disproportionality analysis

    Measured: 2 months

  2. Compare the reporting of drug-induced cardiac failure with abiraterone as compared to enzalutamide by performing a disproportionality analysis

    Compare the reporting of drug-induced cardiac failure with abiraterone as compared to enzalutamide by performing a disproportionality analysis

    Measured: 2 months

  3. Compare the reporting of drug-induced cardiac failure and/or supraventricular arrhythmias with abiraterone as compared to other androgen-deprivation therapies by performing a disproportionality analysis

    Compare the reporting of drug-induced cardiac failure and/or supraventricular arrhythmias with abiraterone as compared to other androgen-deprivation therapies by performing a disproportionality analysis

    Measured: 2 months

  4. Description of other mineralocorticoid related adverse events (hypokaliemia, fluid retention, and hypertension) when the cardio toxicity occurs

    Description of other mineralocorticoid related adverse events (hypokaliemia, fluid retention, and hypertension) when the cardio toxicity occurs

    Measured: 2 months

  5. Description of the population of patients having a cardio-vascular adverse event

    Description of the population of patients having a cardio-vascular adverse event

    Measured: 2 months

  6. Description of the duration of treatment when the toxicity happens (role of cumulative dose)

    Description of the duration of treatment when the toxicity happens (role of cumulative dose)

    Measured: 2 months

  7. Description of the drug-drug interactions associated with adverse events

    Description of the drug-drug interactions associated with adverse events

    Measured: 2 months

  8. Causality assessment of reported cardiovascular events according to the WHO-UMC system

    Causality assessment of reported cardiovascular events according to the WHO-UMC system

    Measured: 2 months

Timeline

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

  1. First posted9 Aug 2017
  2. Study start16 May 2017
  3. Primary completion13 Jul 2017
  4. Study completion13 Jul 2017

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
1,717 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03243604
Sponsor's protocol ID
CIC1421-17-08
Acronym
ARBITRAGE
Status last verified
Oct 2018
First submitted
20 Jul 2017
Last updated
18 Oct 2018
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

An observational study of Arrhythmias, Cardiac and Atrial Fibrillation and Flutter, run by Groupe Hospitalier Pitie-Salpetriere at 1 site 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 4 inclusion and 1 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 18 Oct 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site 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?

Analysis of disproportionality of reports for cardiotoxicity associated with abiraterone as compared to enzalutamide by performing a case- non-case study (time frame: 2 months). 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 18 Oct 2018.

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