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CancerELICITNCT04833075

Real World Pharmacokinetics of Immune Checkpoint Inhibitors

A study testing blood sampling in people with Cancer, run by Radboud University Medical Center at 1 site in Netherlands.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Rationale: Real-world pharmacokinetic data from cancer patients treated with immune checkpoint inhibitors (ICIs) are sparse. Moreover, pharmacokinetic parameters may be associated with response to ICI treatment and may act as a predictive or early response biomarker. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Cancer
What is being tested?
blood sampling
Could I receive a placebo?
No, everyone receives an active treatment
How many people
19 participants
Where
1 siteNetherlands
Study dates
15 Sep 2021to 15 May 2023
Phase
Interventional
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
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Treatment with immune checkpoint inhibitors (atezolizumab (Tecentriq®), avelumab (Bavencio®), cemiplimab (Libtayo®), durvalumab (Imfinzi®), ipilimumab (Yervoy®), nivolumab (Opdivo®) and pembrolizumab (Keytruda®))
  • Willingness and ability to provide written informed consent
  • Age 18 years or older

Who cannot join

None listed.

Trial locations and contacts

1 site in 1 country.

Netherlands1 site
  • Radboudumc

    Nijmegen, Gelderland, 6525 GA

Other trials in Netherlands

About this study

Rationale: Real-world pharmacokinetic data from cancer patients treated with immune checkpoint inhibitors (ICIs) are sparse. Moreover, pharmacokinetic parameters may be associated with response to ICI treatment and may act as a predictive or early response biomarker.

Objective: To describe the real-world pharmacokinetics of ICIs in patients eligible for ICI treatment or already treated with ICIs.

Read more

Study design: A low-interventional cross-sectional pharmacokinetic study. Study population: Patients treated with ICIs. Intervention: A maximum of 13 blood samples (39 mL) will be derived from subjects on treatment. After discontinuation of ICI treatment, a maximum of 7 blood samples (21 mL) will be derived.

Main study parameters: Real- world pharmacokinetic parameters of ICIs: clearance, volume of distribution, serum exposure (serum concentration - time curve).

Conditions
Cancer
Being tested
blood sampling
Keywords
Immune Checkpoint Inhibitor, Pharmacokinetics
Medical subject headings
Neoplasms

What participants receive

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

  • blood samplingOther

    A maximum of 13 blood samples (39 mL) will be derived from subjects on treatment. After discontinuation of ICI treatment, a maximum of 7 blood samples (21 mL) will be derived.

Study groups in NCT04833075
Study groupRoleWhat they receive
Single armOtheradditional blood sampling (single arm)
Receives: Other: blood sampling

What is being measured

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

  1. Real-world pharmacokinetic parameters --> clearance

    baseline clearance, change of clearance during treatment

    Measured: t=0 until t=12 months or end-of-treatment, whichever comes first (on-treatment) and t=0 until max. t=26 weeks (after discontinuation)(depends on ICI used)

  2. Real-world pharmacokinetic parameters --> volume of distribution

    volume of distribution

    Measured: t=0 until t=12 months or end-of-treatment, whichever comes first (on-treatment) and t=0 until max. t=26 weeks (after discontinuation)(depends on ICI used)

  3. Real-world pharmacokinetic parameters --> exposure

    serum exposure (serum concentration - time curve)

    Measured: t=0 until t=12 months or end-of-treatment, whichever comes first (on-treatment) and t=0 until max. t=26 weeks (after discontinuation)(depends on ICI used)

Timeline

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

  1. First posted6 Apr 2021
  2. Study start15 Sep 2021
  3. Primary completion15 May 2023
  4. Study completion15 May 2023

Why it stopped: Approx. half of all samples withdrawn are readily available from another institute. Hence, it is unethical to draw more blood from patients in the ELICIT-trial.

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Other
Allocation
Not applicable
Intervention model
Single group
Model description
A low-interventional cross-sectional pharmacokinetic study.
Masking
None (open label)
Enrolment
19 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04833075
Sponsor's protocol ID
ELICIT
Acronym
ELICIT
Status last verified
Sep 2022
First submitted
30 Mar 2021
Last updated
31 May 2023
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A study testing blood sampling in people with Cancer, run by Radboud University Medical Center at 1 site in Netherlands.

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 3 inclusion and 0 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: stopped early, as of the sponsor's last update on 31 May 2023. 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 Netherlands. 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 was stopped early (reason given: Approx. half of all samples withdrawn are readily available from another institute. Hence, it is unethical to draw more blood from patients in the ELICIT-trial.). Results are not available in the source record.

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?

Real-world pharmacokinetic parameters --> clearance (time frame: t=0 until t=12 months or end-of-treatment, whichever comes first (on-treatment) and t=0 until max. t=26 weeks (after discontinuation)(depends on ICI used)). The study lists 3 primary outcomes in all. 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 31 May 2023.

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