- Conditions
- Narcolepsy, Idiopathic Hypersomnia
- Interventions
- Xywav, Placebo
- Drug · Other
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 15
- States / cities
- Birmingham, Alabama • Irvine, California • Long Beach, California + 12 more
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–6
of 6
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Narcolepsy
- Interventions
- JZP258
- Drug
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 155 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 31
- States / cities
- Culver City, California • Encino, California • Huntington Beach, California + 27 more
- Conditions
- Narcolepsy With Cataplexy
- Interventions
- JZP-258, Placebo
- Drug · Other
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 201 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 12
- States / cities
- Orange, California • Stanford, California • Boulder, Colorado + 9 more
- Conditions
- Idiopathic Hypersomnia
- Interventions
- JZP-258, Placebo Oral Solution
- Drug
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 154 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 40
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 35 more
- Conditions
- Narcolepsy
- Interventions
- JZP-258
- Drug
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 28
- States / cities
- Alabaster, Alabama • Birmingham, Alabama • Los Angeles, California + 22 more
- Conditions
- Idiopathic Hypersomnia, Narcolepsy
- Interventions
- JZP258 (XYWAV)
- Drug
- Lead sponsor
- Jazz Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 199 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 29
- States / cities
- Birmingham, Alabama • Scottsdale, Arizona • Irvine, California + 25 more