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ClinicalTrials.gov public records Last synced Sep 2, 2026, 5:39 AM EDT

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Showing 1–24 of 49 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Common Cold Clear all
Not listed No phase listed Observational Accepts healthy volunteers

Commercially Available Cannabis Products for Immune Support

NCT05944705
View directory record Official record
Conditions
Influenza, COVID-19, Common Cold
Interventions
Immune Support Supplement
Dietary Supplement
Lead sponsor
Center For Interventional Pain and Spine
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Bryn Mawr, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Sep 2, 2026, 5:39 AM EDT
Terminated No phase listed Observational

Acute Viral Respiratory Infections in Elderly

NCT00170495
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 26, 2010 · Synced Sep 2, 2026, 5:39 AM EDT
Enrolling by invitation Not applicable Interventional

A Randomized Controlled Trial Comparing Posterior Nasal Nerve Ablation Procedures for Chronic Rhinitis

NCT07706595
View directory record Official record
Conditions
Chronic Rhinitis, Non-allergic Rhinitis
Interventions
RhinAer, Neuromark, Clarifix
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
La Jolla, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Echinacea and Acute Respiratory Illness

NCT02003651
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Sep 2, 2026, 5:39 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Triple-blind, Placebo-controlled Study to Evaluate the Effects of a Throat Spray on the Incidence and Duration of Sickness

NCT07246850
View directory record Official record
Conditions
Sore-throat, Common Cold
Interventions
Beekeeper's Propolis Throat Spray, Placebo Throat Spray
Dietary Supplement
Lead sponsor
Beekeeper's Naturals Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Nov 23, 2025 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Mucinex Exploratory Cold Study

NCT01046136
View directory record Official record
Conditions
Common Cold
Interventions
guaifenesin (Mucinex), placebo
Drug
Lead sponsor
Reckitt Benckiser Inc.
Industry
Eligibility
12 Years and older
Enrollment
378 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Bellevue, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 29, 2020 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Trial to Evaluate the Use of Pomegranate Concentrate (POMx) for the Prevention of Experimental Rhinovirus Infection

NCT00655031
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 17, 2008 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

To Evaluate the Efficacy and Safety of 1146A Nasal Spray in Adult Participants With Symptoms of Common Cold

NCT03005067
View directory record Official record
Conditions
Common Cold
Interventions
Carbomer 980 (1146A), Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
24
States / cities
Birmingham, Alabama • Chandler, Arizona • Mesa, Arizona + 21 more
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Galactooligosaccharide, Immune Strength, and Digestive Health

NCT01137760
View directory record Official record
Conditions
Healthy
Interventions
Sucrose, Galactooligosaccharide
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Galactooligosaccharide, Immune Strength, and Digestive Health in Older Adults Over Cold and Flu Season

NCT01302561
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Sep 2, 2026, 5:39 AM EDT
Completed No phase listed Observational

An Observational Study to Evaluate The Relationship of Nasal Mucus Properties and Symptoms

NCT01553110
View directory record Official record
Conditions
Acute Rhinosinusitis, Allergic Rhinitis
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
12 Years to 100 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 24, 2019 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Effect of Simethicone on Eustachian Tube Dysfunction

NCT01312038
View directory record Official record
Conditions
Otitis Media
Interventions
Simethicone, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2016 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 3 Interventional

Placebo and Active Controlled Study to Assess Efficacy and Tolerability of Aspirin Plus Pseudoephedrine

NCT01062360
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 31, 2017 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Not applicable Interventional

Impact of Information Prescriptions on Medication Adherence in Emergency Department (ED) Patients

NCT01174706
View directory record Official record
Conditions
Patient Compliance, Medication Adherence, Medication Non-Adherence
Interventions
Information prescriptions
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
3,940 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Baltimore, Maryland • Columbia, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Sep 2, 2026, 5:39 AM EDT
Recruiting Phase 2 Interventional

Omalizumab Before Onset of Exacerbations

NCT05332067
View directory record Official record
Conditions
Asthma in Children, Atopy, Viral Upper Respiratory Infection
Interventions
Omalizumab, Placebo
Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
6 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 13, 2025 · Synced Sep 2, 2026, 5:39 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Efficacy Study of A Lotion to Prevent Common Colds

NCT00993759
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 11, 2009 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety and Efficacy Study of Oral XIGO Tablets to Treat The Common Cold

NCT01092039
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 23, 2012 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 3 Interventional

A Multicenter Study of Pseudoephedrine for the Temporary Relief of Nasal Congestion in Children With the Common Cold

NCT01744106
View directory record Official record
Conditions
Nasal Congestion Associated With the Common Cold
Interventions
pseudoephedrine hydrochloride 30 mg tablets, Placebo tablets
Drug
Lead sponsor
Perrigo Company
Industry
Eligibility
6 Years to 11 Years
Enrollment
565 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
11
States / cities
Anaheim, California • Costa Mesa, California • Boise, Idaho + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2016 · Synced Sep 2, 2026, 5:39 AM EDT
Active, not recruiting Not applicable Interventional

A Study of RhinAer Stylus for Treating Chronic Rhinitis

NCT06599736
View directory record Official record
Conditions
Chronic Rhinitis
Interventions
RhinAer Stylus
Device
Lead sponsor
Aerin Medical
Industry
Eligibility
22 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Colorado Springs, Colorado • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers

NCT00231218
View directory record Official record
Conditions
Common Cold, Gastroenteritis
Interventions
dietary supplement--echinacea, propolis, and vitamin c
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
3 Years to 6 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 13, 2006 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

To Investigate the Gastrointestinal Behaviour of Two Triple Combination Products in Healthy Male Volunteers

NCT03415243
View directory record Official record
Conditions
Common Cold
Interventions
Acetaminophen 650mg+Dextromethorphan 20mg+Phenylephrine 10mg, Acetaminophen 325mg+Dextromethorphan 10mg+Phenylephrine 5mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
21 Years to 45 Years · Male only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 23, 2019 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 1 Interventional

Alleviation of Common Cold Symptoms

NCT06106880
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 15, 2024 · Synced Sep 2, 2026, 5:39 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Immune Defense Protein Impact On Respiratory Immune Outcomes

NCT07431840
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 2, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy Trial of 3804-250A in the Prevention of Cold Illnesses

NCT00762476
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 15, 2012 · Synced Sep 2, 2026, 5:39 AM EDT