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A Study of the Effects of Itraconazole on LY4395089 in Healthy Participants

A Phase 1, Open-Label, Fixed-Sequence Study to Investigate the Effect of Itraconazole on the Pharmacokinetics of LY4395089 in Healthy Participants

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07592572
Enrollment
14
Registered
2026-05-18
Start date
2026-05-20
Completion date
2026-07-08
Last updated
2026-08-25

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

Conditions

Healthy

Brief summary

The purpose of the study is to see how itraconazole affects LY4395089 in healthy participants. Blood tests will be performed to investigate how the body processes the study drug and how the study drug affects the body. There will be fifteen inpatient stays at the clinical research unit (CRU). The study will last about 2 weeks.

Interventions

Administered orally

DRUGItraconazole

Administered orally

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 64 Years
Healthy volunteers
Yes

Inclusion criteria

* Are overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, vital signs, and 12-lead electrocardiograms (ECGs) * Have a body mass index (BMI) within the range 18.0 to 32.0 kilogram per square meter (kg/m²) (inclusive) * Individuals assigned male at birth (AMAB) or assigned female at birth (AFAB) who are individual not of childbearing potential (INOCBP) Contraceptive use by participants should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies * Are reliable and willing to make themselves available for the duration of the study and are willing to follow clinical research unit (CRU)-specific study procedures

Exclusion criteria

* Have a significant history or presence of the following conditions: * rheumatologic * Cardiovascular (CV), including congestive heart failure * respiratory * hepatic, including aspartate aminotransferase (AST), alanine aminotransferase (ALT), or serum total bilirubin level (TBL) above 1.25 × upper limit of normal (ULN) per the laboratory's reference range at screening or admission * renal * gastrointestinal (GI) * endocrine, including Cushing syndrome, hyperthyroidism, and hyperaldosteronism * hematological, or * neurological disorders * Have any medical conditions, medical history, or are taking any medications that are contraindicated in the itraconazole prescribing information, such as prior history of hypersensitivity to itraconazole or other -azoles * Have any abnormalities identified following a physical examination that, in the opinion of the investigator, would jeopardize the safety of the participant or interfere with study conduct if they took part in the study * Have a positive hepatitis C virus (HCV) antibody test * Show evidence of human immunodeficiency virus infection or positive human immunodeficiency virus antigen or antibodies * Show evidence of hepatitis B or positive hepatitis B surface antigen * Have alcohol intake that exceeds the recommended average weekly alcohol consumption limits per local regulation, or an amount deemed significant by the investigator, or a positive ethanol test at screening or admission * Have smoked, or used tobacco or nicotine-containing products, in the 3 months prior to study intervention administration, or have a positive cotinine test at screening or admission

Design outcomes

Primary

MeasureTime frame
Pharmacokinetics (PK): Area Under the Concentration versus Time Curve from 0 to infinity (AUC[0-∞]) of LY4395089Baseline up to Day 15
PK: Maximum Concentration (Cmax) of LY4395089Baseline up to Day 15

Countries

United States

Contacts

STUDY_DIRECTORCall 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

Eli Lilly and Company

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 26, 2026