A Drug Drug Interaction (DDI) Study of Pirtobrutinib (LY3527727) and Rosuvastatin in Healthy Participants

Loxo Oncology

Status and phase: Completed; Phase 1

Conditions: Healthy

Treatments: Drug: Pirtobrutinib; Drug: Rosuvastatin

Study type: Interventional

Funder types: Industry

Identifiers

NCT05176314

J2N-MC-JZNW (Other Identifier)

18366

Details and patient eligibility

About

The main purpose of this study is to determine the effect of pirtobrutinib on the levels of rosuvastatin in the blood stream in healthy participants. This study will also evaluate the safety and tolerability of rosuvastatin when administered in combination with pirtobrutinib in healthy participants. This study will last up to approximately 26 days excluding screening period.

Enrollment: 32 patients

Sex: All

Ages: 18 to 64 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Participants who are overtly healthy as determined by medical evaluation including medical history, physical examination, and vital signs.
• Body mass index (BMI) within the range of 18.0 to 32.0 kilograms per meter squared (kg/m²) and a body weight of at least 50 kg.
• Males, or female participants who are not of childbearing potential.

Exclusion criteria

• Have known allergies to pirtobrutinib or rosuvastatin, related compounds, or any components of the formulation.
• Have an abnormal blood pressure and/or pulse rate, deemed to be clinically significant by the investigator.
• Have a significant history of or current cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrine, hematological, neurological, or psychiatric disorder or surgery (including cholecystectomy) capable of significantly altering the absorption, metabolism, or elimination of drugs; of constituting a risk when taking the investigational product; or of interfering with the interpretation of data.
• Have used or intend to use prescription or nonprescription medication (including dietary supplements, vitamins, and/or herbal medications), or modulators of CYP3A4 or BCRP within 7 days prior to dosing, unless, in the opinion of the investigator and sponsor, the medication will not interfere with the study.
• Have c.34AA, c.421AA, or c.34GA/421CA genotypes of ABCG2 as determined through genotyping.
• Have c.521TC and c/521CC genotypes of SLCO1B1 as determined by genotyping.

Trial design

Primary purpose: Basic Science

Allocation: N/A

Interventional model: Sequential Assignment

Masking: None (Open label)

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32 participants in 1 patient group

Rosuvastatin + Pirtobrutinib

Experimental group

Description:

Participants received study intervention through oral administration as follows: * Day 1: 20 milligram (mg) rosuvastatin alone * Day 6: 20 mg rosuvastatin co-administered with 200 mg pirtobrutinib * Days 7 to 12: Once daily (QD) doses of 200 mg pirtobrutinib alone * Day 13: 20 mg rosuvastatin co-administered with 200 mg pirtobrutinib * Days 14 to 17: QD doses of 200 mg pirtobrutinib alone.

Treatment:

Drug: Rosuvastatin

Drug: Pirtobrutinib