- Conditions
- Post COVID-19, Cognitive Dysfunction
- Interventions
- Parasym Device (of Parasym Ltd, UK) using Transcutaneous Vagus Nerve Stimulation (t-VNS)
- Device
- Lead sponsor
- Casa Colina Hospital and Centers for Healthcare
- Other
- Eligibility
- 18 Years to 85 Years · Female only
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Pomona, California
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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Specific Anosmias
- Interventions
- smell tests
- Behavioral
- Lead sponsor
- Rockefeller University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 500 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2010
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Craving
- Interventions
- Pleasant Odor, Odor Blank
- Behavioral
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years to 49 Years
- Enrollment
- 232 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Olfactory Disorder
- Interventions
- Smell Test
- Other
- Lead sponsor
- University of Kansas Medical Center
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Kansas City, Kansas
- Conditions
- Smell Loss, Chronic Rhinosinusitis (CRS)
- Interventions
- Smell Training
- Other
- Lead sponsor
- The Cleveland Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 52 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Chronic Rhinosinusitis Phenotype With Nasal Polyps (CRSwNP), Smell Loss
- Interventions
- Dupilumab - Standard Dose
- Drug
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Long Haul COVID-19, Post-Acute COVID-19 Syndrome, Anosmia, Olfaction Disorders
- Interventions
- Sodium Citrate, Normal Saline, Olfactory Training Kit - "The Olfactory Kit, by AdvancedRx"
- Drug · Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Olfactory Dysfunction, Smell Loss, Anosmia, Hyposmia
- Interventions
- Sudoku Puzzles, ScentCare (Olfactory Training Device)
- Other
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Cardiovascular Disease, Diabetes, Obesity, Metabolic Syndrome, Aging
- Interventions
- Not listed
- Lead sponsor
- Tufts University
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2010
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Parkinson Disease
- Interventions
- Not listed
- Lead sponsor
- Michael J. Fox Foundation for Parkinson's Research
- Other
- Eligibility
- 30 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2025
- U.S. locations
- 3
- States / cities
- New Haven, Connecticut • Boston, Massachusetts • Philadelphia, Pennsylvania
- Conditions
- Hyposmia
- Interventions
- CYR-064
- Combination Product
- Lead sponsor
- Cyrano Therapeutics, Inc.
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 151 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 14
- States / cities
- Colorado Springs, Colorado • Boca Raton, Florida • Plantation, Florida + 11 more
- Conditions
- Dysosmia, Anosmia, Covid19
- Interventions
- Smell Retraining, Budesonide
- Other · Drug
- Lead sponsor
- Amanda Stapleton
- Other
- Eligibility
- 6 Years to 21 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Covid19, Anosmia, Olfactory Disorder, Covid-19 Pandemic, SARS-CoV-2 Infection, Hyposmia, Ageusia, Hypogeusia
- Interventions
- Theophylline Powder, Placebo Comparator
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 51 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Olfactory Disorder
- Interventions
- saline nasal irrigation
- Other
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Alzheimer Disease, Smell Loss, Smell Dysfunction
- Interventions
- olfactory testing, Odor stimulation, Olfactory biopsy
- Diagnostic Test · Other · Procedure
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 125 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- COVID-19
- Interventions
- theophylline, Placebo
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 77 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Mild Cognitive Impairment
- Interventions
- Donepezil, Atropine
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 55 Years to 95 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Subjective Cognitive Concerns, Mild Cognitive Impairment, Mild Behavioral Impairment, Healthy Aging
- Interventions
- AROMHA Brain Health Test
- Device
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 250 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Healthy
- Interventions
- Not listed
- Lead sponsor
- Rockefeller University
- Other
- Eligibility
- 18 Years to 35 Years · Female only
- Enrollment
- 68 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Schizophrenia
- Interventions
- Cognitive Enhancement Therapy, Social Skills Training
- Behavioral
- Lead sponsor
- Beth Israel Deaconess Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 134 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Drug Abuse
- Interventions
- Not listed
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2019
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Olfaction Disorders, Sinusitis, Paranasal Sinus Diseases
- Interventions
- Budesonide Respules
- Drug
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 84 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Anorexia, Cachexia, Head and Neck Cancer, Quality of Life
- Interventions
- megestrol acetate, quality-of-life assessment
- Drug · Procedure
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years to 120 Years
- Enrollment
- 13 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2002
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
- Conditions
- Olfactory Dysfunction, COVID-19
- Interventions
- Acupuncture Therapy, Budesonide, Olfactory Training
- Device · Drug · Other
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota