Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
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.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 14, 2026, 9:08 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Daridorexant 25 mg Clear all
Completed Phase 3 Interventional Results available

Study to Assess the Efficacy and Safety of ACT-541468 (Daridorexant) in Adult and Elderly Subjects Suffering From Difficulties to Sleep

NCT03575104
View directory record Official record
Conditions
Insomnia Disorder
Interventions
Daridorexant, Placebo
Drug · Other
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years and older
Enrollment
924 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
37
States / cities
Glendale, Arizona • Tucson, Arizona • Little Rock, Arkansas + 33 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2022 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Trial to Investigate the Biological Equivalence of 5 × 10 mg Tablets and 2 × 25 mg Tablets of Daridorexant in Healthy Male and Female Japanese Participants

NCT05877222
View directory record Official record
Conditions
Healthy
Interventions
Daridorexant 10 mg, Daridorexant 25 mg
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 2 Interventional Results available

Efficacy and Safety of ACT-541468 in Elderly Subjects With Insomnia Disorder

NCT02841709
View directory record Official record
Conditions
Insomnia Disorder
Interventions
ACT-541468, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
65 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
5
States / cities
Brandon, Florida • Chicago, Illinois • Las Vegas, Nevada + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2020 · Synced Nov 14, 2026, 9:08 PM EST
Recruiting Phase 2 Interventional

Daridorexant to Prevent Post-cardiotomy Delirium

NCT07217912
View directory record Official record
Conditions
Postoperative Cognitive Decline, Postoperative Delirium
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 2 Interventional

Dose-finding Study Assessing the Efficacy, Safety, and Pharmacokinetics of Daridorexant in Subjects Aged 10 to < 18 Years With Insomnia Disorder

NCT05423717
View directory record Official record
Conditions
Insomnia
Interventions
Daridorexant 10 mg, Daridorexant 25 mg, Daridorexant 50 mg, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
10 Years to 17 Years
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
12
States / cities
Tucson, Arizona • Little Rock, Arkansas • Brandon, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2026 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 2 Interventional Results available

Daridorexant to Prevent Delirium After Heart Surgery

NCT06630390
View directory record Official record
Conditions
POSTOPERATIVE DELIRIUM, POSTOPERATIVE COGNITIVE DECLINE
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 11, 2025 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 2 Interventional Results available

Efficacy and Safety of ACT-541468 in Adult Subjects With Insomnia Disorder

NCT02839200
View directory record Official record
Conditions
Insomnia Disorder
Interventions
ACT-541468 5 mg, ACT-541468 10 mg, ACT-541468 25 mg, Zolpidem, Placebo 1, Placebo 2
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 64 Years
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
15
States / cities
Santa Monica, California • Upland, California • Brandon, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 3 Interventional Results available

Study to Assess the Long Term Safety and Tolerability of ACT-541468 (Daridorexant) in Adult and Elderly Subjects Suffering From Difficulties to Sleep

NCT03679884
View directory record Official record
Conditions
Insomnia Disorder
Interventions
Daridorexant 10 mg, Daridorexant 25 mg, Daridorexant 50 mg, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years and older
Enrollment
804 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
53
States / cities
Birmingham, Alabama • Glendale, Arizona • Tucson, Arizona + 47 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2022 · Synced Nov 14, 2026, 9:08 PM EST
Recruiting Phase 4 Interventional

Comparing Digital Therapy, Trazodone, and Daridorexant for Menopause-Related Insomnia Symptoms

NCT07136415
View directory record Official record
Conditions
Menopausal Women, Insomnia
Interventions
Cognitive behavioral therapy for insomnia (CBT-i), Trazodone, Daridorexant
Behavioral · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
40 Years to 62 Years · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
5
States / cities
Boston, Massachusetts • Novi, Michigan • Winston-Salem, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Nov 14, 2026, 9:08 PM EST
Completed Phase 3 Interventional Results available

Study to Assess the Efficacy and Safety of ACT-541468 (Daridorexant) in Adult and Elderly Subjects With Insomnia Disorder

NCT03545191
View directory record Official record
Conditions
Insomnia Disorder
Interventions
Daridorexant 25 mg, Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years and older
Enrollment
930 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
36
States / cities
Anniston, Alabama • Birmingham, Alabama • Little Rock, Arkansas + 33 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2022 · Synced Nov 14, 2026, 9:08 PM EST