- Conditions
- Urea Cycle Disorders
- Interventions
- HPN-100, Buphenyl (NaPBA)
- Drug
- Lead sponsor
- Amgen
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 46 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 21
- States / cities
- Long Beach, California • Los Angeles, California • Stanford, California + 18 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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 34
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Leukemia
- Interventions
- sargramostim, dexamethasone, oral sodium phenylbutyrate
- Biological · Drug
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2001
- U.S. locations
- 4
- States / cities
- Bethesda, Maryland • New York, New York • Pittsburgh, Pennsylvania
- 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 (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
- Medium-chain Acyl-CoA Dehydrogenase (MCAD) Deficiency
- Interventions
- Ravicti
- Drug
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Spinal Muscular Atrophy
- Interventions
- Sodium phenylbutyrate
- Drug
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 1 Day to 6 Months
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2013
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Amyotrophic Lateral Sclerosis
- Interventions
- sodium phenylbutyrate
- Drug
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2007
- U.S. locations
- 10
- States / cities
- Iowa City, Iowa • Lexington, Kentucky • Baltimore, Maryland + 7 more
- Conditions
- Spinal Muscular Atrophy Type II, Spinal Muscular Atrophy Type III
- Interventions
- sodium phenylbutyrate
- Drug
- Lead sponsor
- Westat
- Other
- Eligibility
- 2 Years to 11 Years
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008
- U.S. locations
- 5
- States / cities
- Stanford, California • St Louis, Missouri • New York, New York + 2 more
- Conditions
- Leukemia, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Diseases
- Interventions
- azacitidine, sodium phenylbutyrate
- Drug
- Lead sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2000
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- STXBP1 Encephalopathy With Epilepsy, SLC6A1 Neurodevelopmental Disorder, Developmental and Epileptic Encephalopathy
- Interventions
- Glycerol Phenylbutyrate 1100 MG/ML [Ravicti]
- Drug
- Lead sponsor
- Weill Medical College of Cornell University
- Other
- Eligibility
- 0 Months to 17 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 2
- States / cities
- Aurora, Colorado • New York, New York
- Conditions
- Wolfram Syndrome
- Interventions
- AMX0035
- Drug
- Lead sponsor
- Amylyx Pharmaceuticals Inc.
- Industry
- Eligibility
- 17 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Amyotrophic Lateral Sclerosis, ALS
- Interventions
- AMX0035
- Drug
- Lead sponsor
- Amylyx Pharmaceuticals Inc.
- Industry
- Eligibility
- Not listed
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 24
- States / cities
- Phoenix, Arizona • Orange, California • San Francisco, California + 20 more
- Conditions
- Maple Syrup Urine Disease
- Interventions
- Phenylbutyrate, Placebo powder
- Drug
- Lead sponsor
- Brendan Lee
- Other
- Eligibility
- 3 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Insulin Resistance, Diabetes, Obesity
- Interventions
- tauroursodeoxycholic acid, placebo, sodium phenylbutyrate
- Drug · Other
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 101 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2014
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Urea Cycle Disorders
- Interventions
- HPN-100, BUPHENYL®
- Drug
- Lead sponsor
- Amgen
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2008
- U.S. locations
- 2
- States / cities
- Minneapolis, Minnesota • Houston, Texas
- Conditions
- Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors, Urea Cycle Disorders
- Interventions
- Sodium Phenylbutyrate, Arginine
- Drug
- Lead sponsor
- Brendan Lee
- Other
- Eligibility
- 5 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Lymphoma, Unspecified Adult Solid Tumor, Protocol Specific
- Interventions
- chemotherapy, oral sodium phenylbutyrate
- Drug
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 1997
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Gastric Cancer, Head and Neck Cancer, Lymphoma, Lymphoproliferative Disorder
- Interventions
- oral sodium phenylbutyrate, valganciclovir, polymerase chain reaction, protein expression analysis, biopsy
- Drug · Genetic · Procedure
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- La Jolla, California
- Conditions
- Urea Cycle Disorder
- Interventions
- RAVICTI, NaPBA
- Drug
- Lead sponsor
- Amgen
- Industry
- Eligibility
- Up to 99 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2022
- U.S. locations
- 6
- States / cities
- Gainesville, Florida • New York, New York • Cleveland, Ohio + 3 more
- Conditions
- Spinal Muscular Atrophy Type I
- Interventions
- sodium phenylbutyrate
- Drug
- Lead sponsor
- Westat
- Other
- Eligibility
- 2 Months to 48 Months
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 5
- States / cities
- Stanford, California • Boston, Massachusetts • New York, New York + 2 more
- Conditions
- Alpha 1-Antitrypsin Deficiency
- Interventions
- 4-PBA
- Drug
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2003
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Huntington's Disease
- Interventions
- sodium phenylbutyrate
- Drug
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2006
- U.S. locations
- 8
- States / cities
- Birmingham, Alabama • San Diego, California • Iowa City, Iowa + 5 more
- Conditions
- Cystic Fibrosis
- Interventions
- Sodium 4-Phenylbutyrate, Genistein (Unconjugated Isoflavones 100), Placebo
- Drug
- Lead sponsor
- Children's Hospital of Philadelphia
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2008
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Combined D,L-2-hydroxyglutaric Aciduria
- Interventions
- Sodium phenylbutyrate
- Drug
- Lead sponsor
- Jerry Vockley, MD, PhD
- Other
- Eligibility
- Male only
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania