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Healthy VolunteersPhase 1NCT03290703

A Study to Investigate the Effect of Formulation, Food, and Rabeprazole on the Pharmacokinetics (PK) of GDC-0853 in Healthy Participants

A Phase 1 study testing GDC-0853 and Rabeprazole in people with Healthy Volunteers, run by Genentech, Inc. at 1 site in United Kingdom.

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

The purpose of this study is to evaluate the PK of GDC-0853 following changes to formulation and in the presence or absence of food, the proton pump inhibitor (rabeprazole), or both. This will be a 3-part open-label randomized study conducted in healthy adult participants. Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Healthy Volunteers
What is being tested?
GDC-0853 and Rabeprazole
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
63 participants
Where
1 siteUnited Kingdom
Study dates
18 Apr 2017to 25 Oct 2018
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 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Healthy male or female (of non-childbearing potential) participants
  • Within body mass index range 18.0 to 32.0 kilogram per meter square (kg/m^2), inclusive
  • In good health, determined by no clinically significant findings from medical history, 12-lead electrocardiogram (ECG), vital signs and physical examinations
  • For men: agreement to remain abstinent (refrain from heterosexual intercourse) or use contraceptive measures, and agreement to refrain from donating sperm

Who cannot join

  • History or symptoms of any significant disease
  • History of significant hypersensitivity, intolerance, or allergy to any drug compound, food, or other substance
  • History of stomach or intestinal surgery or resection
  • Participants who previously participated in any other investigational study drug trial within 90 days prior to Check-in. Participants who previously received GDC-0853 in previous studies.
  • History of malignancy
  • Pregnancy, lactation, or breastfeeding in female participants

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Quotient Clinical Ltd, Clinical Research Unit

    Nottingham, NG11 6JS

Other trials in United Kingdom

About this study

Official title: A Phase I, Single Center, Randomized, Open-Label Study Investigating the Effect of Formulation, Food, and Rabeprazole on the Pharmacokinetics of GDC-0853 in Healthy Subjects

The purpose of this study is to evaluate the PK of GDC-0853 following changes to formulation and in the presence or absence of food, the proton pump inhibitor (rabeprazole), or both. This will be a 3-part open-label randomized study conducted in healthy adult participants. Approximately 63 subjects will be enrolled in this study.

Being tested
GDC-0853, Rabeprazole

What participants receive

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

  • GDC-0853Drug

    Also called RO7010939

    Participants will receive different formulations of GDC-0853 tablet.

  • RabeprazoleDrug

    Participants will receive rabeprazole 20 mg twice daily (BID) for three days prior to GDC-0853 administration and a single dose coadministered with GDC-0853.

Study groups in NCT03290703
Study groupRoleWhat they receive
Part 1: GDC-0853 (Effect of Formulation)ExperimentalParticipants will receive five single oral doses of test formulations of GDC-0853 co-administered with rabeprazole in the fasted state.
Receives: Drug: GDC-0853; Drug: Rabeprazole
Part 2: GDC-0853 (Effect of Food and Rabeprazole)ExperimentalParticipants will receive three single oral doses of one GDC-0853 formulations selected from Part 1 of this study. One dose will be administered in the fasted state, one dose will be administered in the fed state, and one dose will be co-administered with rabeprazole in the fed or fasted state, depending on randomization.
Receives: Drug: GDC-0853; Drug: Rabeprazole
Part 3: GDC-0853 Optimized (Effect of Food and Rabeprazole)ExperimentalParticipants will receive three single oral doses of an optimized tablet formulations of GDC-0853. One dose will be administered in the fasted state, one dose will be administered in the fed state, and one dose will be co-administered with rabeprazole in the fed or fasted state, depending on randomization.
Receives: Drug: GDC-0853; Drug: Rabeprazole

What is being measured

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

  1. Maximum Observed Plasma Concentration (Cmax) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  2. Time to Reach Maximum Observed Plasma Concentration (Tmax) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  3. Area Under the Curve From Time Zero to Last Measurable Concentration [AUC (0-t)] of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  4. Area Under the Curve From Time Zero to Extrapolated Infinite Time [AUC (0-inf)] of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  5. Extrapolated Area Under the Curve (AUC Percent [%] Extrap) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  6. Apparent Terminal Elimination Rate Constant of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  7. Apparent Volume of Distribution (Vz/F) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  8. Apparent Oral Clearance (CL/F) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  9. Relative Bioavailability (Frel) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

  10. Apparent Terminal Elimination Half-Life (t1/2) of GDC-0853

    Measured: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part

Secondary outcomes (1)
  1. Percentage of Participants With Adverse Events (AEs)

    Measured: From screening to the end of the study (approximately a maximum of 11 weeks)

Timeline

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

  1. First posted25 Sep 2017
  2. Study start18 Apr 2017
  3. Primary completion25 Oct 2018
  4. Study completion25 Oct 2018

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
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
63 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03290703
Sponsor's protocol ID
GP39619
Other IDs
2017-000752-26, 2017
Status last verified
Sep 2019
First submitted
19 Sep 2017
Last updated
11 Sep 2019
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing GDC-0853 and Rabeprazole in people with Healthy Volunteers, run by Genentech, Inc. at 1 site in United Kingdom.

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 6 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 11 Sep 2019. 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 Kingdom. 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 Observed Plasma Concentration (Cmax) of GDC-0853 (time frame: Pre-dose (within 1 hour) and 0.5 hours up to 72 hours post-dose on Day 1 of each Part). 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 11 Sep 2019.

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