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Healthy ParticipantsPhase 1NCT06677957

A Clinical Trial to Investigate the Clinical Drug-Drug Interaction of Divarasib With Probe Substrates of P-Glycoprotein and Breast Cancer Resistance Protein in Healthy Participants

A Phase 1 study testing Digoxin, Divarasib and Rosuvastatin in people with Healthy Participants, run by Genentech, Inc. 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 Phase 1, open-label, two-period, one-sequence, crossover drug-drug interaction study to assess the P-gp and BCRP inhibition potential of divarasib using digoxin and rosuvastatin as probe substrates, respectively, in healthy participants. Read more about this study

Who is it for?
Ages 18 to 60 yearsHealthy volunteers can take part
Conditions the study is for
Healthy Participants
What is being tested?
Digoxin, Divarasib and Rosuvastatin
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
19 participants
Where
1 siteUnited States
Study dates
6 Nov 2024to 30 Dec 2024
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 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Males or females of non-childbearing potential
  • Within body mass index (BMI) range of 18.0 to 32.0 kg/m2, inclusive

Who cannot join

  • Significant history or clinical manifestation of any metabolic, allergic, dermatological, hepatic, renal, hematological, pulmonary, cardiovascular, gastrointestinal (GI), neurological, or psychiatric disorder
  • History of significant hypersensitivity, intolerance, or allergy to any drug compound, food, or other substance, unless approved by the investigator
  • Poor peripheral venous access

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Daytona Beach Clinical Rsch Unit

    Daytona Beach, Florida, 32117

Other trials in United States

About this study

Official title: A Phase I, Open-Label, Two-Period, One-Sequence, Crossover Study in Healthy Subjects to Evaluate the Clinical Drug-Drug Interaction of Divarasib With Probe Substrates of P-Glycoprotein (Digoxin) and Breast Cancer Resistance Protein (Rosuvastatin)

This is a Phase 1, open-label, two-period, one-sequence, crossover drug-drug interaction study to assess the P-gp and BCRP inhibition potential of divarasib using digoxin and rosuvastatin as probe substrates, respectively, in healthy participants.

Being tested
Digoxin, Divarasib, Rosuvastatin

What participants receive

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

  • DigoxinDrug

    Digoxin will be administered together with Rosuvastatin as a drug cocktail as specified for the respective period

  • DivarasibDrug

    Divarasib will be administered in combination with Digoxin and Rosuvastatin as specified for the respective period

  • RosuvastatinDrug

    Rosuvastatin will be administered together with Digoxin as a drug cocktail as specified for the respective period

Study groups in NCT06677957
Study groupRoleWhat they receive
Treatment AExperimentalParticipants will receive a single oral dose of Digoxin and Rosuvastatin drug cocktail.
Receives: Drug: Digoxin; Drug: Rosuvastatin
Treatment BExperimentalParticipants will receive a single dose of Digoxin and Rosuvastatin drug cocktail administered 2 hours after the Divarasib dose on Day 5.
Receives: Drug: Digoxin; Drug: Divarasib; Drug: Rosuvastatin

What is being measured

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

  1. Maximum Observed Plasma Concentration (Cmax) of Digoxin and Rosuvastatin

    Measured: Day 1 of Period 1 and Day 5 of Period 2

  2. Area Under the Plasma Concentration-Time Curve from Hour 0 to the Last Measurable Concentration (AUC0-t) of Digoxin and Rosuvastatin

    Measured: Day 1 of Period 1 and Day 5 of Period 2

  3. Area Under the Plasma Concentration-Time Curve (AUC0-inf) of Digoxin and Rosuvastatin

    Measured: Day 1 of Period 1 and Day 5 of Period 2

  4. Time to Cmax (Tmax) of Digoxin and Rosuvastatin

    Measured: Day 1 of Period 1 and Day 5 of Period 2

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

    Measured: From Day 1 until end of study participation (approximately 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 posted7 Nov 2024
  2. Study start6 Nov 2024
  3. Primary completion30 Dec 2024
  4. Study completion30 Dec 2024

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
Basic science
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
19 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06677957
Sponsor's protocol ID
GP45712
Status last verified
Jan 2025
First submitted
5 Nov 2024
Last updated
3 Jan 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Digoxin, Divarasib and Rosuvastatin in people with Healthy Participants, run by Genentech, Inc. 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 2 inclusion and 3 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 3 Jan 2025. 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 Observed Plasma Concentration (Cmax) of Digoxin and Rosuvastatin (time frame: Day 1 of Period 1 and Day 5 of Period 2). The study lists 4 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 3 Jan 2025.

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