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Healthy VolunteersPhase 1NCT06444191

Pharmacokinetics (PK) of Rilzabrutinib (PRN1008) in Healthy Japanese and Caucasian Subjects

A Phase 1 study testing Rilzabrutinib in people with Healthy Volunteers, run by Principia Biopharma, a Sanofi Company at 1 site in United States.

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 a single-dose and multiple doses study to assess the Pharmacokinetics (PK) of rilzabrutinib as well as to evaluate the tolerability of rilzabrutinib in Japanese and Caucasian Healthy Male and Female subjects. Read more about this study

Who is it for?
Ages 18 to 75 yearsHealthy volunteers can take part
Conditions the study is for
Healthy Volunteers
What is being tested?
Rilzabrutinib
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
23 participants
Where
1 siteUnited States
Study dates
4 Jan 2021to 12 Apr 2021
Phase
Phase 1
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 to 75 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Japanese subjects must have both biological parents and all four grandparents of Japanese ancestry and born in a Japanese country of origin.
  • Caucasian subjects must have four Caucasian grandparents (Hispanics of white race can be considered Caucasian).
  • Healthy adult male or non-pregnant non-lactating females, 18 to 75 years of age (inclusive) at the time of screening.
  • Body mass index (BMI) ≥18 and ≤35 (kg/m2), inclusive, and a minimum body weight of 45 kg.
  • Additional inclusion criteria might apply.

Who cannot join

  • Symptoms consistent with COVID-19 such as fever, cough, and shortness of breath within 14 days before Day 1.
  • Positive test for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) at screening or check-in (Day -1).
  • Known previous COVID-19 infection.
  • Use of any prescription or over-the-counter (OTC) medication, herbal products, or dietary supplements within the 7 days or 5 half-lives, whichever is longer, prior to the first study drug administration. Use of hormonal contraception is allowed prior to and during the study.
  • Additional exclusion criteria might apply.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Investigational Site Number: 0001

    Glendale, California, 91206

Other trials in United States

About this study

Official title: A Phase 1, Single-Center, Open-Label Study to Evaluate the Pharmacokinetics and Tolerability of Rilzabrutinib (PRN1008) in Japanese and Caucasian Healthy Male and Female Subjects

This is a single-dose and multiple doses study to assess the Pharmacokinetics (PK) of rilzabrutinib as well as to evaluate the tolerability of rilzabrutinib in Japanese and Caucasian Healthy Male and Female subjects.

Being tested
Rilzabrutinib

What participants receive

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

  • RilzabrutinibDrug

    Rilzabrutinib tablet(s) administered orally

Study groups in NCT06444191
Study groupRoleWhat they receive
Cohort 1: RilzabrutinibExperimentalNot described
Receives: Drug: Rilzabrutinib
Cohort 2: RilzabrutinibExperimentalNot described
Receives: Drug: Rilzabrutinib

What is being measured

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

  1. Maximum measured concentration of total rilzabrutinib in plasma (Cmax)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  2. Time from dosing to maximum measured concentration of total rilzabrutinib in plasma (tmax)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  3. Area under the concentration-time curve of total rilzabrutinib in plasma from 0 to the last measurable concentration (AUC0-last)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  4. Area under the concentration-time curve of total rilzabrutinib in plasma over the time interval from 0 extrapolated to infinity (AUC0-inf)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  5. Area under the plasma concentration-time curve of total rilzabrutinib from zero during the dosage interval (AUC0-tau)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  6. Terminal Half-Life of total rilzabrutinib in Plasma (t1/2)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  7. Apparent Total Clearance of rilzabrutinib in the plasma after oral administration (CL/F)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  8. Apparent volume of distribution after oral administration (Vd/F)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  9. Dose proportionality of rilzabrutinib

    Measured: Up to 48 hours after the last rilzabrutinib dose

  10. Accumulation ratio (Rac)

    Measured: Up to 48 hours after the last rilzabrutinib dose

Secondary outcomes (9)
  1. Incidence of potentially clinically significant laboratory test, vital signs, and electrocardiogram (ECGs) abnormalities

    Measured: Up to 14 days after rilzabrutinib dosing

  2. Number of Adverse Events (AE) / Serious Adverse Events (SAE)

    Measured: From date of signed ICF, up to 47 days

  3. Bruton's Tyrosine Kinase (BTK) Occupancy characterization

    Measured: Up to 48 hours after the last rilzabrutinib dose

  4. Maximum measured concentration of rilzabrutinib metabolites in plasma (Cmax)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  5. Time from dosing to maximum measured concentration of rilzabrutinib metabolites in plasma (tmax)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  6. Area under the concentration-time curve of rilzabrutinib metabolites in plasma from 0 to the last measurable concentration (AUC0-last)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  7. Area under the concentration-time curve of rilzabrutinib metabolites in plasma over the time interval from 0 extrapolated to infinity (AUC0-inf)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  8. Area under the plasma concentration-time curve of rilzabrutinib metabolites from zero during the dosage interval (AUC0-tau)

    Measured: Up to 48 hours after the last rilzabrutinib dose

  9. Terminal Half-Life of rilzabrutinib metabolites in Plasma (t1/2)

    Measured: Up to 48 hours after the last rilzabrutinib dose

Timeline

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

  1. First posted5 Jun 2024
  2. Study start4 Jan 2021
  3. Primary completion12 Apr 2021
  4. Study completion12 Apr 2021

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 1
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
23 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06444191
Sponsor's protocol ID
PKM17089
Other IDs
U1111-1260-4452, PRN1008-023, PKM17089
Status last verified
May 2024
First submitted
30 May 2024
Last updated
5 Jun 2024
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: Qualified researchers may request access to patient level data and related study documents including the clinical study report, study protocol with any amendments, blank case report form, statistical analysis plan, and dataset specifications. Patient level data will be anonymized and study documents will be redacted to protect the privacy of trial participants. Further details on Sanofi's data sharing criteria, eligible studies, and process for requesting access can be found at: https://vivli.org

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Rilzabrutinib in people with Healthy Volunteers, run by Principia Biopharma, a Sanofi Company at 1 site in United States.

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 5 inclusion and 5 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 Jun 2024. 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 United States. 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.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

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?

Maximum measured concentration of total rilzabrutinib in plasma (Cmax) (time frame: Up to 48 hours after the last rilzabrutinib dose). The study lists 10 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 5 Jun 2024.

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