A Study to Evaluate the Effect of Food on the Single-Dose Pharmacokinetics and a Drug-Drug Interaction Evaluation of Itraconazole and Carbamazepine on INCB123667 When Administered Orally to Healthy Adult Participants

Inclusion Criteria: * Ability to comprehend and willingness to sign a written ICF for the study. * Age 19 (in compliance with Nebraska state law) to 55 years, inclusive, at the time of signing the ICF. * Body mass index between 18.0 and 32.0 kg/m2, inclusive, at screening. Note: Only up to 25% of the participants may be enrolled with a BMI \> 30 to ≤ 32.0 kg/m2. * No clinically significant findings on screening evaluations (clinical, laboratory results \[with the exception of lipids\], and ECGs). * Ability to swallow and retain oral tablets. * Willingness to avoid pregnancy or fathering children based on the criteria below: * Male participants with reproductive potential must agree to take appropriate precautions to avoid fathering children from screening through 180 days after the last dose of study drug and must refrain from donating sperm during this period. Permitted methods in preventing pregnancy should be communicated to the participants and their understanding confirmed. * Female participants must have a negative serum pregnancy test at screening and a negative urine pregnancy (Cohort 1) and negative serum pregnancy test (Cohorts 2 and 3) at check-in on Day -1 and must agree to take appropriate precautions to avoid pregnancy from screening through 180 days after the last dose of study drug and must refrain from donating oocytes during this period. Permitted methods in preventing pregnancy should be communicated to the participants and their understanding confirm…