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ClinicalTrials.gov public records Last synced May 21, 2026, 11:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–36 of 12 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Tonsillitis Clear all
Completed Not applicable Interventional
View directory record Official record
Conditions
Tonsillectomy, Tonsillitis Chronic, Hemorrhage, Postoperative Pain, Postoperative Hemorrhage, Surgery--Complications, Otorhinolaryngologic Diseases
Interventions
BiZact, Standard of care
Device · Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 18 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2024 · Synced May 21, 2026, 11:38 PM EDT
Terminated Phase 3 Interventional
View directory record Official record
Conditions
Tonsillitis, Pharyngitis
Interventions
Telithromycin (HMR3647), Penicillin
Drug
Lead sponsor
Sanofi
Industry
Eligibility
6 Months to 13 Years
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 2, 2009 · Synced May 21, 2026, 11:38 PM EDT
Terminated Phase 4 Interventional Results available
View directory record Official record
Conditions
Recurrent Tonsillitis, Obstructive Sleep Apnea, Sleep Disordered Breathing, Adverse Reaction to Drug
Interventions
Ibuprofen, Hydrocodone-Acetaminophen
Drug
Lead sponsor
Emory University
Other
Eligibility
4 Years to 17 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced May 21, 2026, 11:38 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Chronic Tonsillitis, Sleep Disordered Breathing
Interventions
Diet modification
Other
Lead sponsor
Georgetown University
Other
Eligibility
3 Years to 12 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 11, 2019 · Synced May 21, 2026, 11:38 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Pharyngitis, Tonsillitis
Interventions
Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years to 17 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
6
States / cities
Rancho Cordova, California • Chicago, Illinois • Murray, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced May 21, 2026, 11:38 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Tonsillitis
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
1 Year to 12 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Tonsillitis
Interventions
ETT with non modified retractor, LMA with modified retractor
Procedure · Other
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
2 Years to 16 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2022
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 10, 2022 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Tonsillitis, Pain
Interventions
Codeine with acetaminophen, Tramadol suspension
Drug
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
4 Years to 15 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 16, 2014 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Tonsillitis
Interventions
amoxicillin, azithromycin SR
Drug
Lead sponsor
Pfizer
Industry
Eligibility
2 Years to 12 Years
Enrollment
693 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
33
States / cities
Hoover, Alabama • Pelham, Alabama • Fresno, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 16, 2011 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Pharyngitis, Tonsillitis
Interventions
Amoxicillin Pulsatile Release Multiparticulate Tablet (drug)
Drug
Lead sponsor
Advancis Pharmaceutical Corporation
Industry
Eligibility
12 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 7, 2006 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Tonsillitis
Interventions
Celecoxib, Placebo
Drug
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Tonsillitis, Obstructive Sleep Apnea of Child
Interventions
Dexamethasone, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
3 Years to 12 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced May 21, 2026, 11:38 PM EDT