Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 1, 2026, 2:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 51 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Agitation, Alzheimer's Disease
Interventions
AVP-923-20, Placebo, AVP-923-30
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
50 Years to 90 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
44
States / cities
Phoenix, Arizona • Sun City, Arizona • Fresno, California + 36 more
Conditions
Episodic Migraine
Interventions
Dextromethorphan and quinidine, Placebo
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
18 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
5
States / cities
Rockford, Illinois • Ridgeland, Mississippi • City of Saint Peters, Missouri + 2 more
Conditions
Multiple Sclerosis
Interventions
AVP-923
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 68 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
20
States / cities
Phoenix, Arizona • Washington D.C., District of Columbia • Fort Lauderdale, Florida + 17 more
Completed Not applicable Interventional Results available

Ablation vs Drug Therapy for Atrial Fibrillation - Pilot Trial

NCT00578617
Conditions
Atrial Fibrillation, Arrhythmia
Interventions
Rate Control, Ablation Therapy, Rhythm control
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
10
States / cities
Birminham, Alabama • Los Angeles, California • Maywood, Illinois + 7 more
Conditions
Arrhythmia
Interventions
quinidine, no therapy
Drug
Lead sponsor
International Registry of Asymptomatic Brugada Syndrome
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
1
States / cities
Wynnewood, Pennsylvania
Completed Phase 2 Interventional Results available

Clinical Trial Nuedexta in Subjects With ALS

NCT01806857
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
Nuedexta, Matching Placebo
Drug
Lead sponsor
Center for Neurologic Study, La Jolla, California,
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
7
States / cities
San Francisco, California • Washington D.C., District of Columbia • Grand Rapids, Michigan + 4 more
Conditions
Agitation in Patients With Dementia of the Alzheimer's Type
Interventions
Placebo, AVP-786
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
601 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
93
States / cities
Chandler, Arizona • Gilbert, Arizona • Phoenix, Arizona + 68 more
Conditions
Agitation in Patients With Dementia of the Alzheimer's Type
Interventions
AVP-786, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
46
States / cities
Phoenix, Arizona • Anaheim, California • Costa Mesa, California + 36 more
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Radiofrequency ablation, antiarrhythmic drugs, Amiodarone, flecainide, propafenone, quinidine, dofetilide, sotalol, cibenzoline, beta blocking and calcium channel blocking agents and antiarrhythmic drugs, ThermoCool Radiofrequency Catheter
Device · Drug
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
3
States / cities
Birmingham, Alabama • Boston, Massachusetts • Columbus, Ohio
Conditions
Agitation in Patients With Dementia of the Alzheimer's Type
Interventions
AVP-786, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
45
States / cities
Fort Smith, Arkansas • La Jolla, California • Los Angeles, California + 33 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Imlunestrant (LY3484356) in Female Healthy Participants

NCT05444556
Conditions
Healthy
Interventions
Imlunestrant, Repaglinide, Omeprazole, Dextromethorphan, Quinidine, Rosuvastatin, Digoxin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
3
States / cities
Cypress, California • South Miami, Florida • San Antonio, Texas
Conditions
Hepatitis B
Interventions
EDP-514, Itraconazole, Carbamazepin, Quinidine
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Lenexa, Kansas
Completed Phase 1Phase 2 Interventional Results available

Impact of Nuedexta on Bulbar Physiology and Function in ALS

NCT03883581
Conditions
Amyotrophic Lateral Sclerosis
Interventions
dextromethorphan HBr and quinidine sulfate
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Fort Lauderdale, Florida • Gainesville, Florida
Conditions
COVID-19
Interventions
EDP-235, Itraconazole, Carbamazepine, Quinidine
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Lenexa, Kansas
Conditions
Agitation in Participants With Dementia of the Alzheimer's Type
Interventions
AVP-786-18, Placebo, AVP-786-28, AVP-786-42.63
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
522 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
79
States / cities
Chandler, Arizona • Tucson, Arizona • Fayetteville, Arkansas + 55 more
Conditions
Schizophrenia
Interventions
Placebo, AVP-786
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
61
States / cities
Little Rock, Arkansas • Anaheim, California • Bellflower, California + 53 more
Conditions
Pseudobulbar Affect (Involuntary Laughing and/or Crying)
Interventions
NUEDEXTA®
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 90 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Miami, Florida • Centerville, Ohio
Conditions
Advanced Chronic Liver Disease, Healthy Participants
Interventions
AZD2389, Quinidine
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Brooklyn, Maryland
Conditions
Disinhibition Syndrome
Interventions
AVP-786, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Las Vegas, Nevada
Completed Phase 2 Interventional Results available

Nuedexta in Treatment-Resistant Major Depression

NCT01882829
Conditions
Major Depressive Disorder, Treatment Resistant
Interventions
dextromethorphan/quinidine
Drug
Lead sponsor
James Murrough
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Conditions
Healthy
Interventions
Orforglipron, Midazolam, Quinidine
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
21 Years to 70 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
RSV Infection
Interventions
EDP-938, Itraconazole, Rifampin, Quinidine
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Lenexa, Kansas
Conditions
Intermittent Explosive Disorder
Interventions
AVP-786, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
9
States / cities
Gainesville, Florida • Atlanta, Georgia • Chicago, Illinois + 6 more
Conditions
Atrial Fibrillation, Heart Failure
Interventions
FDA approved rate and rhythm control drugs, AV Node ablation and device implant
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
5
States / cities
Scottsdale, Arizona • Evansville, Indiana • Rochester, Minnesota + 2 more