A Single Ascending Dose Study of JNJ-88260237 in Healthy Participants

A Double-blind, Randomized, Single Ascending Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of JNJ-88260237 in Healthy Participants

The purpose of this study is to assess the safety and tolerability of a single oral dose of JNJ-88260237 in healthy participants

Inclusion Criteria:

• Otherwise, healthy on the basis of physical examination, medical history, vital signs, clinical laboratory tests, and 12-lead electrocardiogram (ECG) evaluations performed at screening
• Body mass index (BMI) within the range 18 to 30 kilogram/meter^2 (kg/m^2) (inclusive)
• A female must be a) not of childbearing potential defined as postmenopausal or permanently sterile
• A female must agree not to donate eggs (ova, oocytes) or freeze for future use for the purposes of assisted reproduction during the study and for a period of 30 days after administration of study intervention
• A male participant must agree not to donate sperm for the purpose of reproduction or plan to father a child during the study and for a minimum of 90 days after receiving study intervention

Exclusion Criteria:

• History of liver (with the exception of Gilbert's syndrome or asymptomatic gallstones) or renal insufficiency (estimated glomerular filtration rate [eGFR] below 90 mL/minute at screening only); significant cardiac, vascular, pulmonary, gastrointestinal, endocrine, neurologic, hematologic, rheumatologic, psychiatric, or metabolic disturbances
• Any history of malignancy before screening (exceptions are squamous and basal cell carcinomas of the skin)
• Had major surgery (example, requiring general anesthesia) within 12 weeks before screening, or will not have fully recovered from surgery, or has any surgery planned during the time the participant is expected to participate in the study or within 4 weeks after study intervention administration
• History or clinical evidence of any disease and/or existence of any surgical or medical condition which might interfere with the absorption, distribution, metabolism, or excretion of the study intervention(s) (appendectomy and herniotomy allowed, cholecystectomy not allowed)
• Any current active infections, including localized infections, or any recent history (within 4 weeks prior to administration of study intervention) of active infections, or a history of recurrent, severe, or chronic infections, or otherwise increased risk of infection