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Healthy Volunteers Sickle Cell Disease, ThalassemiaPhase 1NCT06813924

A Research Study of the Effect of Etavopivat on Other Drugs in Healthy Participants

A Phase 1 study testing Etavopivat, Digoxin and Pitavastatin in people with Healthy Volunteers Sickle Cell Disease, Thalassemia, run by Novo Nordisk A/S 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

The study aims to test if a new medicine called etavopivat potentially affects other medicines in healthy participants. The purpose of the study is to investigate whether the use of etavopivat affects the breakdown and metabolism of commonly used medicines in the body. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
What is being tested?
Etavopivat, Digoxin and Pitavastatin
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
37 participants
Where
1 siteUnited States
Study dates
6 Feb 2025to 27 May 2025
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 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Body mass index (BMI) between 18.5 and 29.9 kilograms per square meter (kg/m^2) (both inclusive) at screening.
  • Body weight greater than (>) 50.0 kg at screening.
  • Considered to be generally healthy based on the medical history, physical examination, and the results of vital signs, electrocardiogram and clinical laboratory tests performed during the screening visit, as judged by the investigator.

Who cannot join

  • Known or suspected hypersensitivity to study interventions or related products.
  • Female who is pregnant, breast-feeding or intends to become pregnant or is of childbearing potential and not using adequate contraceptive method.
  • Exposure to an investigational medicinal product within 30 days or 5 half-lives of the investigational medicinal product (if known), whichever is longer, before screening.
  • Participant is unable to refrain from or anticipates the use of any drug known to be a moderate or strong inhibitor or inducer of uridine 5'-diphospho-glucuronosyltransferase (UGT) enzymes, CYP3A4, CYP2C9, MATE1, OATP1B1/1B3, BCRP, OCT2, or P-gp, including St. John's Wort for 28 days prior to dosing and throughout the study.
  • Use of any medication with unknown or unspecified content within 90 days before screening.
  • Use of or intent to use prescription medicinal products or non-prescription drugs (including vitamins and herbal supplements) within 14 days prior to dosing and throughout the study, as declared by the participant, except for:
Show all 15Show fewer
  • Adequate contraceptive methods.
  • Hormone replacement therapy (HRT) (for menopausal females).
  • Over-the-counter topical medications known to not reach systemic circulation.
  • Occasional use of acetaminophen up to 2 grams (g) (4 x 0.5 g) daily.
  • Not able or not willing to adhere to study procedures, including:
  • Eating the food provided in the study.
  • Refraining from ingesting food or drinks that are not allowed during the study.
  • Swallowing tablets.
  • Abstaining from concomitant medication not allowed during the study.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • ICON-Salt Lake City

    Salt Lake City, Utah, 84124

Other trials in United States

About this study

Official title: An Open-Label, Fixed-Sequence Study to Evaluate the Effect of Etavopivat on the Single-Dose Pharmacokinetics of Midazolam, Digoxin, Rosuvastatin, Pitavastatin, and Metformin in Healthy Adult Participants

The study aims to test if a new medicine called etavopivat potentially affects other medicines in healthy participants. The purpose of the study is to investigate whether the use of etavopivat affects the breakdown and metabolism of commonly used medicines in the body. During the study, participants will receive etavopivat and five different medicines that are already approved and available on the market, and which can be prescribed by doctors. These marketed medicines are called substrate drugs and they are: digoxin, pitavastatin, metformin, midazolam, and rosuvastatin. During a period of the study, participants will take 2 tablets of etavopivat daily for 10 consecutive days. The study will last for about 34 to 64 days.

Being tested
Etavopivat, Digoxin, Pitavastatin, Metformin, Midazolam
Medical subject headings
Thalassemia

What participants receive

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

  • EtavopivatDrug

    Participants will receive a daily dose of etavopivat orally.

  • DigoxinDrug

    Participants will receive a single dose of digoxin orally.

  • PitavastatinDrug

    Participants will receive a single dose of pitavastatin orally.

  • MetforminDrug

    Participants will receive a single dose of metformin orally.

  • MidazolamDrug

    Participants will receive a single dose of midazolam orally.

  • RosuvastatinDrug

    Participants will receive a single dose of rosuvastatin orally.

Study groups in NCT06813924
Study groupRoleWhat they receive
Period 1: digoxin+pitavastatin+metforminExperimentalParticipants will receive a single dose of oral digoxin, pitavastatin and metformin.
Receives: Drug: Digoxin; Drug: Pitavastatin; Drug: Metformin
Period 1: midazolam+rosuvastatinExperimentalParticipants will receive a single dose of oral midazolam and rosuvastatin.
Receives: Drug: Midazolam; Drug: Rosuvastatin
Period 2: etavopivat+midazolamExperimentalParticipants will receive a daily dose of oral etavopivat and single dose of oral midazolam.
Receives: Drug: Etavopivat; Drug: Midazolam
Period 2: etavopivat+midazolam+rosuvastatinExperimentalParticipants will receive a daily dose of oral etavopivat, single dose of oral midazolam and rosuvastatin.
Receives: Drug: Etavopivat; Drug: Midazolam; Drug: Rosuvastatin
Period 2: etavopivat+digoxin+pitavastatin+metforminExperimentalParticipants will receive a daily dose of oral etavopivat, single dose of oral digoxin, pitavastatin and metformin.
Receives: Drug: Etavopivat; Drug: Digoxin; Drug: Pitavastatin; Drug: Metformin

What is being measured

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

  1. Cmax, digoxin, SD: Maximum observed digoxin plasma concentration with and without etavopivat at steady state

    Measured as picograms per milliliter (pg/mL).

    Measured: Day 1 and day 3 after digoxin administration

  2. AUC0-inf, digoxin, SD: Area under the digoxin plasma concentration-time curve from 0 hours and extrapolated to infinity with and without etavopivat at steady state

    Measured as hours*picograms per milliliter (h*pg/mL).

    Measured: Day 1 and day 3 after digoxin administration

  3. Cmax, rosuvastatin, SD: Maximum observed rosuvastatin plasma concentration with and without etavopivat at steady state

    Measured as pg/mL.

    Measured: Day 1 after rosuvastatin administration

  4. AUC0-inf, rosuvastatin, SD: Area under the rosuvastatin plasma concentration-time curve from 0 hours and extrapolated to infinity with and without etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after rosuvastatin administration

  5. Cmax, midazolam, SD: Maximum observed midazolam plasma concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as pg/mL.

    Measured: Day 1 after midazolam administration

  6. AUC0-inf, midazolam, SD: Area under the midazolam plasma concentration-time curve from 0 hours and extrapolated to infinity without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after midazolam administration

  7. Cmax, pitavastatin, SD: Maximum observed pitavastatin plasma concentration with and without etavopivat at steady state

    Measured as nanograms per milliliter (ng/mL).

    Measured: Day 1 and day 3 after pitavastatin administration

  8. AUC0-inf, pitavastatin, SD: Area under the pitavastatin plasma concentration-time curve from 0 hours and extrapolated to infinity with and without etavopivat at steady state

    Measured as hours*nanograms per milliliter(h*ng/mL).

    Measured: Day 1 and day 3 after pitavastatin administration

  9. Cmax, metformin, SD: Maximum observed metformin plasma concentration with and without etavopivat at steady state

    Measured as ng/mL.

    Measured: Day 1 and day 3 after metformin administration

  10. AUC0-inf, metformin, SD: Area under the metformin plasma concentration-time curve from 0 hours and extrapolated to infinity with and without etavopivat at steady state

    Measured as h*ng/mL.

    Measured: Day 1 and day 3 after metformin administration

Secondary outcomes (43)
  1. AUC0-last, digoxin, SD: Area under the digoxin plasma concentration-time curve from 0 hours to the last quantifiable concentration with and without etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 and day 3 after digoxin administration

  2. t1/2, digoxin, SD: Terminal half-life for digoxin with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after digoxin administration

  3. tmax, digoxin, SD: Time to maximum observed digoxin plasma concentration with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after digoxin administration

  4. CL/Fdigoxin, SD: Apparent plasma clearance of digoxin with and without etavopivat at steady state

    Measured as liters per hour (L/h).

    Measured: Day 1 and day 3 after digoxin administration

  5. Vz/Fdigoxin, SD: Apparent volume of distribution of digoxin with and without etavopivat at steady state based on plasma concentration values

    Measured as liters (L).

    Measured: Day 1 and day 3 after digoxin administration

  6. AUC0-last, rosuvastatin, SD: Area under the rosuvastatin plasma concentration-time curve from 0 hours to the last quantifiable concentration with and without etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after rosuvastatin administration

  7. t1/2, rosuvastatin, SD: Terminal half-life for rosuvastatin with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after rosuvastatin administration

  8. tmax, rosuvastatin, SD: Time to maximum observed rosuvastatin plasma concentration with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after rosuvastatin administration

  9. CL/Frosuvastatin, SD: Apparent plasma clearance of rosuvastatin with and without etavopivat at steady state

    Measured as L/h.

    Measured: Day 1 after rosuvastatin administration

  10. Vz/Frosuvastatin, SD: Apparent volume of distribution of rosuvastatin with and without etavopivat at steady state based on plasma concentration values

    Measured as L.

    Measured: Day 1 after rosuvastatin administration

  11. AUC0-last, midazolam, SD: Area under the midazolam plasma concentration-time curve from 0 hours to the last quantifiable concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after midazolam administration

  12. t1/2, midazolam, SD: Terminal half-life for midazolam without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after midazolam administration

  13. tmax, midazolam, SD: Time to maximum observed midazolam plasma concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after midazolam administration

  14. CL/Fmidazolam, SD: Apparent plasma clearance of midazolam without etavopivat, with a single dose of etavopivat and with etavopivat at steady state

    Measured as L/h.

    Measured: Day 1 after midazolam administration

  15. Vz/Fmidazolam, SD: Apparent volume of distribution of midazolam without etavopivat, with a single dose of etavopivat and with etavopivat at steady state

    Measured as L.

    Measured: Day 1 after midazolam administration

  16. AUC0-inf, 1-hydroxymidazolam, SD: Area under the midazolam plasma concentration-time curve from 0 hours and extrapolated to infinity without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after midazolam administration

  17. Cmax, 1-hydroxymidazolam, SD: Maximum observed midazolam plasma concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as pg/mL.

    Measured: Day 1 after midazolam administration

  18. AUC0-last, 1-hydroxymidazolam, SD: Area under the midazolam plasma concentration-time curve from 0 hours to the last quantifiable concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as h*pg/mL.

    Measured: Day 1 after midazolam administration

  19. t1/2, 1-hydroxymidazolam: Terminal half-life for 1-hydroxymidazolam without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after midazolam administration

  20. tmax, 1-hydroxymidazolam: Time to maximum observed 1-hydroxymidazolam plasma concentration without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as hours.

    Measured: Day 1 after midazolam administration

  21. CL/F1-hydroxymidazolam: Apparent plasma clearance of 1-hydroxymidazolam without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as L/h.

    Measured: Day 1 after midazolam administration

  22. Vz/F1-hydroxymidazolam: Apparent volume of distribution of 1-hydroxymidazolam based on plasma concentration values without etavopivat, with a single dose of etavopivat, and with etavopivat at steady state

    Measured as L.

    Measured: Day 1 after midazolam administration

  23. AUC0-last, pitavastatin, SD: Area under the pitavastatin plasma concentration-time curve from 0 hours to the last quantifiable concentration with and without etavopivat at steady state

    Measured as h*ng/mL.

    Measured: Day 1 and day 3 after pitavastatin administration

  24. t1/2, pitavastatin, SD: Terminal half-life for pitavastatin with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after pitavastatin administration

  25. tmax, pitavastatin, SD: Time to maximum observed pitavastatin plasma concentration with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after pitavastatin administration

  26. CL/Fpitavastatin, SD: Apparent plasma clearance of pitavastatin with and without etavopivat at steady state

    Measured as L/h.

    Measured: Day 1 and day 3 after pitavastatin administration

  27. Vz/Fpitavastatin, SD: Apparent volume of distribution of pitavastatin with and without etavopivat at steady state based on plasma concentration values

    Measured as L.

    Measured: Day 1 and day 3 after pitavastatin administration

  28. AUC0-last, metformin, SD: Area under the metformin plasma concentration-time curve from 0 hours to the last quantifiable concentration with and without etavopivat at steady state

    Measured as h*ng/mL.

    Measured: Day 1 and day 3 after metformin administration

  29. t1/2, metformin, SD: Terminal half-life for metformin with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after metformin administration

  30. tmax, metformin, SD: Time to maximum observed metformin plasma concentration with and without etavopivat at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after metformin administration

  31. CL/Fmetformin, SD: Apparent plasma clearance of metformin with and without etavopivat at steady state

    Measured as L/h.

    Measured: Day 1 and day 3 after metformin administration

  32. Vz/Fmetformin, SD: Apparent volume of distribution of metformin with and without etavopivat at steady state based on plasma concentration values

    Measured as L.

    Measured: Day 1 and day 3 after metformin administration

  33. Aelast, metformin, SD%: Percentage of the metformin excreted into urine from the time of dosing to the collection time of the last measurable concentration with and without etavopivat at steady state

    Measured as percentage (%) of the metformin excreted into urine.

    Measured: Day 1 and day 3 after metformin administration

  34. CLR, metformin, SD: Renal clearance of metformin

    Measured as L/h.

    Measured: Day 1 and day 3 after metformin administration

  35. AUC0-tau, etavopivat: Area under the etavopivat plasma concentration-time curve during one dosing interval at single dose and at steady state

    Measured as h*ng/mL.

    Measured: Day 1 and day 3 after etavopivat administration

  36. AUC0-last etavopivat: Area under the etavopivat plasma concentration-time curve from 0 hours to the last quantifiable concentration at single dose and at steady state

    Measured as h*ng/mL.

    Measured: Day 1 and day 3 after etavopivat administration

  37. Cmax, etavopivat: Maximum observed etavopivat plasma concentration at single dose and at steady state

    Measured as ng/mL.

    Measured: Day 1 and day 3 after etavopivat administration

  38. t1/2, etavopivat: Terminal half-life for etavopivat at single dose and at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after etavopivat administration

  39. tmax, etavopivat: Time to maximum observed etavopivat plasma concentration at single dose and at steady state

    Measured as hours.

    Measured: Day 1 and day 3 after etavopivat administration

  40. V/Fetavopivat: Apparent volume of distribution of etavopivat based on plasma concentration values at single dose and at steady state

    Measured as L.

    Measured: Day 1 and day 3 after etavopivat administration

  41. CL/Fetavopivat: Apparent plasma clearance of etavopivat at single dose and at steady state

    Measured as L/h.

    Measured: Day 1 and day 3 after etavopivat administration

  42. C, etavopivat: Observed etavopivat plasma concentration after single and multiple doses

    Measured as ng/mL.

    Measured: From day 1 to day 4 after administration of etavopivat

  43. Number of adverse events (AEs)

    Measured as count of events.

    Measured: From first dose (day 1) until end of study (day 32)

Timeline

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

  1. First posted7 Feb 2025
  2. Study start6 Feb 2025
  3. Primary completion27 May 2025
  4. Study completion27 May 2025

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
Single group
Masking
None (open label)
Enrolment
37 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06813924
Sponsor's protocol ID
NN7535-7976
Other IDs
U1111-1309-3456
Status last verified
Sep 2026
First submitted
3 Feb 2025
Last updated
29 Sep 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: According to the Novo Nordisk disclosure commitment on novonordisk-trials.com

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Etavopivat, Digoxin and Pitavastatin in people with Healthy Volunteers Sickle Cell Disease, Thalassemia, run by Novo Nordisk A/S 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 3 inclusion and 15 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 29 Sep 2026. 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?

Cmax, digoxin, SD: Maximum observed digoxin plasma concentration with and without etavopivat at steady state (time frame: Day 1 and day 3 after digoxin administration). 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 29 Sep 2026.

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