Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 11, 2026, 1:00 PM EDT

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Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Alzheimer's Disease, Pseudobulbar Affect (PBA)
Interventions
Nuedexta (20/10)
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
55 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Pseudobulbar Affect (PBA)
Interventions
dextromethorphan hydrobromide 20 mg and quinidine sulfate 10 mg, dextromethorphan hydrobromide 30 mg and quinidine sulfate 10 mg, Placebo
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
45
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 39 more
Conditions
Pseudobulbar Affect (PBA), Stroke, Dementia, Traumatic Brain Injury (TBI)
Interventions
Nuedexta (DM 20 mg/Q 10 mg)
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Pensacola, Florida
Completed Phase 2 Interventional Results available

Nuedexta for the Treatment of Adults With Autism

NCT01630811
Conditions
Autism
Interventions
Nuedexta, Placebo
Drug · Other
Lead sponsor
Sutter Health
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Sacramento, California
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
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
Healthy Adult Male and Female Volunteers
Interventions
AVP-923
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Central Neuropathic Pain, Multiple Sclerosis
Interventions
AVP-923-45, AVP-923-30, AVP-923-20, Placebo
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
44
States / cities
Cullman, Alabama • Phoenix, Arizona • Berkeley, California + 40 more
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