- Conditions
- Healthy
- Interventions
- Probiotic- Bifidobacterium Bifidum, Sugar Pill, Probiotic- Lactobacillus helveticus, Probiotic- Bifidobacterium longum ss. Infantis R0033
- Dietary Supplement
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 583 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
Search Results
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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 48
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Healthy
- Interventions
- Sucrose, Galactooligosaccharide
- Dietary Supplement
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 84 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Acute Respiratory Infections
- Interventions
- Quick Defense, Placebo
- Dietary Supplement
- Lead sponsor
- Appalachian State University
- Other
- Eligibility
- 18 Years to 55 Years · Female only
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2014
- U.S. locations
- 1
- States / cities
- Kannapolis, North Carolina
- Conditions
- Upper Respiratory Infection
- Interventions
- Montelukast, Placebo
- Drug
- Lead sponsor
- Deborah Gentile
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 84 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2007
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Common Cold
- Interventions
- EZC Pak, EZC Pak +D, Placebo
- Dietary Supplement
- Lead sponsor
- PPC Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 360 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Influenza, Common Cold, Cough, Headache, Fever
- Interventions
- Pomegranate, Placebo
- Dietary Supplement
- Lead sponsor
- Texas Heart Institute
- Other
- Eligibility
- 21 Years to 49 Years
- Enrollment
- 461 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Common Cold, Cough
- Interventions
- Robitussin Maximum Strength Cough and Chest Congestion DM, Robitussin Maximum Strength Nighttime Cough DM
- Drug
- Lead sponsor
- HALEON
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 244 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Acute Respiratory Infection
- Interventions
- Mindfulness Meditation, Exercise
- Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 30 Years to 69 Years
- Enrollment
- 413 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Upper Respiratory Disease, Influenza, Viral Upper Respiratory Infection
- Interventions
- Immune Defense Protein 50mg Dose, IDP 200mg Dose, Matching Placebo
- Dietary Supplement
- Lead sponsor
- Quantec Ltd
- Industry
- Eligibility
- 60 Years and older
- Enrollment
- 300 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- COVID-19, Coronavirus Infections, Hay Fever, Asthma, Chronic Obstructive Pulmonary Disease, Influenza, Common Cold, Respiratory Tract Infections, Healthy
- Interventions
- Not listed
- Lead sponsor
- HealthMode Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 336 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Respiratory Infections, Acute
- Interventions
- Not listed
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
- NIH
- Eligibility
- 65 Years and older
- Enrollment
- 3,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2006
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Common Cold
- Interventions
- 3804-250A, 3804-291
- Drug
- Lead sponsor
- The Dial Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 411 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008
- U.S. locations
- 2
- States / cities
- Paramus, New Jersey • Charlottesville, Virginia
- Conditions
- Common Cold
- Interventions
- Pomegranate Concentrate (POMx), Placebo
- Dietary Supplement
- Lead sponsor
- POM Wonderful LLC
- Industry
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 150 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008
- U.S. locations
- 3
- States / cities
- Huntsville, Alabama • Melbourne, Florida • Charlottesville, Virginia
- Conditions
- Cold Exposure
- Interventions
- Fish Oil, Placebo
- Dietary Supplement
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Bloomington, Indiana
- Conditions
- Common Cold, Pharyngitis, Fever, Congestion, Rhinorrhea, Cough, Sore-throat, Sore Throats Viral, Malaise, Headache, Runny Nose, Sneezing
- Interventions
- Wintergreen Throat Spray and Aspirin Tablet, Aspirin Throat Spray and Placebo Tablet, Wintergreen Throat Spray and Placebo Tablet, Placebo Throat Spray and Placebo Tablet
- Drug · Dietary Supplement · Other
- Lead sponsor
- Applied Biological Laboratories Inc
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 157 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 6
- States / cities
- Irvine, California • Washington D.C., District of Columbia • Atlanta, Georgia + 3 more
- Conditions
- Dysphagia
- Interventions
- Cold Thin Liquid Barium
- Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- Up to 43 Weeks
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 1
- States / cities
- Mineola, New York
- Conditions
- Asthma
- Interventions
- Vapendavir, Placebo
- Drug
- Lead sponsor
- Biota Pharmaceuticals, Inc.
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 455 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 33
- States / cities
- Birmingham, Alabama • Flagstaff, Arizona • Bakersfield, California + 30 more
- Conditions
- Common Cold, Pharyngitis
- Interventions
- Acetylsalicylic Acid (Aspirin Complex, BAYE4465) + Pseudoephedrine, Acetylsalicylic Acid (Aspirin, BAYE4465), Pseudoephedrine, Placebo
- Drug
- Lead sponsor
- Bayer
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 1,016 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2007
- U.S. locations
- 2
- States / cities
- New York, New York
- Conditions
- Exercise
- Interventions
- Cold temperature, Room Temperature
- Other
- Lead sponsor
- Colorado State University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Fort Collins, Colorado
- Conditions
- Common Cold, Healthy
- Interventions
- 3804-250A
- Drug
- Lead sponsor
- The Dial Corporation
- Industry
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 212 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Common Cold
- Interventions
- Echinacea, Blinded placebo
- Dietary Supplement · Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 12 Years and older
- Enrollment
- 719 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2013
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Vasomotor Rhinitis
- Interventions
- Cold-dry air provocation, Warm-moist air provocation
- Other
- Lead sponsor
- Associated Scientists to Help Minimize Allergies
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Common Cold
- Interventions
- lactoferrin, L-Glutamine and beta-glucans, Placebo Comparator
- Dietary Supplement
- Lead sponsor
- Xigo Health LLC
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 140 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Fall River, Massachusetts
- Conditions
- Respiratory Tract Infections, Common Cold
- Interventions
- Education, Hand Sanitizer, Face Masks
- Behavioral · Device
- Lead sponsor
- Centers for Disease Control and Prevention
- Federal
- Eligibility
- Not listed
- Enrollment
- 2,788 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- New York, New York