This clinical trial is a randomized, double-blind, placebo-controlled, single ascending dose, phase 1 clinical trial to evaluate the safety/tolerability and pharmacokinetic characteristics, and to explore food effect and ethnic difference of JW2286 after oral administration in healthy adults.

Inclusion Criteria:

• Healthy Korean or Caucasian volunteers

Exclusion Criteria:

• Individuals with a clinically significant disease or history
• Individuals with a history of a gastrointestinal disorder or surgery
• In the case of all female individuals with childbearing potential, except for those who are surgically sterile