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A Drug-Drug Interaction Study of LY3537982 on Midazolam, Digoxin, and Rosuvastatin in Healthy Participants

A PHASE 1 STUDY TO EVALUATE THE EFFECTS OF MULTIPLE DOSES OF LY3537982 ON THE SINGLE-DOSE PHARMACOKINETICS OF MIDAZOLAM, DIGOXIN, AND ROSUVASTATIN IN HEALTHY ADULT SUBJECTS

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06111521
Enrollment
35
Registered
2023-11-01
Start date
2023-10-27
Completion date
2024-04-01
Last updated
2024-11-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

The main purpose of this study is to evaluate the effects of multiple doses of LY3537982 on the pharmacokinetics (PK) of digoxin (a P-glycoprotein \[P-gp\] substrate), rosuvastatin (a breast cancer resistance protein \[BCRP)\] substrate), and midazolam (a substrate of Cytochrome P450 3A4 \[CYP3A4\]) in adult healthy participants. The study will also evaluate the safety and tolerability of LY3537982 with or without single doses of digoxin, rosuvastatin, and midazolam. The study is conducted in two parts. Participants will stay in the research center during the study, which will last about 23 and 11 days for part 1 and part 2, respectively, not including screening.

Interventions

Administered orally

DRUGDigoxin

Administered orally

DRUGRosuvastatin

Administered orally

DRUGMidazolam

Administered orally

Sponsors

Loxo Oncology, Inc.
CollaboratorINDUSTRY
Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy status as defined by the absence of evidence of any clinically significant active or chronic disease * Body mass index (BMI): 18.0 to 32.0 kilograms per square meter (kg/m²), inclusive

Exclusion criteria

* Females who are lactating or of childbearing potential * Clinically significant history of any drug sensitivity, drug allergy, or food allergy

Design outcomes

Primary

MeasureTime frameDescription
Part 1: Pharmacokinetics (PK): Maximum Observed Concentration (Cmax) of LY3537982Predose on day 11 up to day 17Part 1: PK: Cmax of LY3537982
Part 1: PK: Area Under the Concentration-Time Curve (AUC) from Time 0 to Infinity (AUC[0-inf]) of LY3537982Predose on day 11 up to day 17Part 1: PK: AUC\[0-inf\] of LY3537982
Part 1: PK: AUC from Time 0 to time of the last measurable concentration (AUClast) of LY3537982Predose on day 11 up to day 17Part 1: PK: AUClast of LY3537982
Part 1: PK: Cmax of DigoxinPredose on day 1 up to day 21Part 1: PK: Cmax of Digoxin
Part 1: PK: AUC[0-inf] of DigoxinPredose on day 1 up to day 21Part 1: PK: AUC\[0-inf\] of Digoxin
Part 1: PK: AUClast of DigoxinPredose on day 1 up to day 21Part 1: PK: AUClast of Digoxin
Part 1: PK: Cmax of RosuvastatinPredose on day 1 up to day 21Part 1: PK: Cmax of Rosuvastatin
Part 1: PK: AUC[0-inf] of RosuvastatinPredose on day 1 up to day 21Part 1: PK: AUC\[0-inf\] of Rosuvastatin
Part 1: PK: AUClast of RosuvastatinPredose on day 1 up to day 21Part 1: PK: AUClast of Rosuvastatin
Part 2: PK: Cmax of LY3537982Predose on day 4 up to day 11Part 2: PK: Cmax of LY3537982
Part 2: PK: AUC[0-inf] of LY3537982Predose on day 4 up to day 11Part 2: PK: AUC\[0-inf\] of LY3537982
Part 2: PK: AUClast of LY3537982Predose on day 4 up to day 11Part 2: PK: AUClast of LY3537982
Part 2: PK: Cmax of MidazolamPredose on day 1 up to day 9Part 2: PK: Cmax of Midazolam
Part 2: PK: AUC[0-inf] of MidazolamPredose on day 1 up to day 9Part 2: PK: AUC\[0-inf\] of Midazolam
Part 2: PK: AUClast of MidazolamPredose on day 1 up to day 9Part 2: PK: AUClast of Midazolam
Part 2: PK: Cmax of 1'-HydroxymidazolamPredose on day 1 up to day 9Part 2: PK: Cmax of 1'-Hydroxymidazolam
Part 2: PK: AUC[0-inf] of 1'-HydroxymidazolamPredose on day 1 up to day 9Part 2: PK: AUC\[0-inf\] of 1'-Hydroxymidazolam
Part 2: PK: AUClast of 1'-HydroxymidazolamPredose on day 1 up to day 9Part 2: PK: AUClast of 1'-Hydroxymidazolam

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026