A Phase 1, Randomized, Double-Blind, Sponsor-Unblinded, Placebo-Controlled, Single-Ascending Dose and Multiple-Ascending Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of JZP269 in Healthy Male and Female Participants

Participants are eligible to be included in the study only if all of the following criteria apply: 1. Is 18 to 55 years of age, inclusive, at the time of signing the informed consent. 2. Is overtly healthy as determined by medical evaluation, including medical history, physical examination, laboratory tests, and cardiac/blood pressure monitoring. 3. Has a body weight of at least 45 kg and BMI within the range of 18.5 to 30 kg/m\^2 (inclusive). Participants are excluded from the study if any of the following criteria apply: 1. Has a history of or presence of clinically significant medical il…