Tonsillitis clinical trials
The registry lists 102 studies for Tonsillitis across more than 10 countries. 12 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-22.
Status
- Completed
- 53
- Status unknown
- 23
- Recruiting
- 10
- Terminated
- 9
- Active, not recruiting
- 4
- Not yet recruiting
- 2
Phase
- Phase 4
- 22
- Phase 3
- 13
- Phase 2
- 11
- Phase 1
- 2
- Early Phase 1
- 1
Where
- United States
- 35
- Finland
- 6
- Canada
- 5
- Israel
- 4
- Sweden
- 4
- Turkey
- 4
Who runs them
Pfizer (5) · Sanofi (3) · Oulu University Hospital (3) · Bayer (2) · Advancis Pharmaceutical Corporation (2) · Nationwide Children's Hospital (2) · Hillel Yaffe Medical Center (2) · Turku University Hospital (2)
Studies
Recruiting first, then most recently updated. Showing 50 of 102 — search for more.
- Suprazygomatic Maxillary Nerve Block in Pediatric TonsillectomyRecruitingNCT07176533Not applicable1 country
- Transoral Ultrasound Versus no Transoral Ultrasound in Diagnostic Workup of Peritonsillar AbscessRecruitingNCT07577232Not applicable1 country
- SUPRATHEL 250 as a Treatment for Oropharyngeal WoundsRecruitingNCT06543823Not applicable1 country
- Recovery From Tonsil Surgery.Not yet recruitingNCT07598201Not applicable
- Evaluating the Genetics and Immunology of Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Cervical Adenitis (PFAPA) Syndrome and Other Tonsil DisordersRecruitingNCT056563651 country
- Lateral Pharyngoplasty Outcomes in Children Undergoing TonsillectomyRecruitingNCT05575401Not applicable1 country
- Optimization of Pediatric Tonsillectomy to IMprove AnaLgesiaRecruitingNCT06576830Phase 41 country
- Perspectives on Antibiotics and Tracking Symptoms in ChildrenRecruitingNCT07093749Not applicable1 country
- The Effect of Systemic Nonsteroidal Anti-inflammatory Drugs (NSAIDs) Vs Intraoperative Infiltration of Steroids in Tonsillar Bed Following Tonsillectomy on Post Tonsillectomy Pain.RecruitingNCT07035314Not applicable1 country
- Sore Throat in Primary Care - a Comparison of Phenoxymethylpenicillin and No Antibiotic TreatmentRecruitingNCT04083417Phase 41 country
- Study on the Efficacy and Safety of a Device for Post-op Recovery in Pediatric Adenectomy/Adenotonsillectomy.Not yet recruitingNCT06478433Not applicable
- Gabapentin Premedication to Reduce Postoperative Pain for Pediatric TonsillectomyRecruitingNCT03625011Phase 41 country
- Evaluation of the Efficacy of Streptococcus Salivarius Evol12® in the Reduction of Recurrent Adenotonsillitis in ChildrenCompletedNCT07235826Not applicable1 country
- Heart Rate Variability and Early Cytokine Profile in Pediatric AdenotonsillectomyActive, not recruitingNCT077194391 country
- Comparing Two Agents Used to Stop Bleeding During Tonsil Removal Surgery: Adrenaline Versus Hydrogen PeroxideCompletedNCT07675278Not applicable1 country
- Opioid Sparing Anesthesia Care for Pediatric Patients Having Tonsil SurgeryCompletedNCT06326983Not applicable1 country
- Coblation Tonsillectomy Versus Cold Dissection TonsillectomyCompletedNCT07457619Not applicable1 country
- Steroids and Pain Control After TonsillectomyCompletedNCT03995628Phase 21 country
- Intracapsular Tonsillectomy in AdultsActive, not recruitingNCT03654742Not applicable1 country
- Bacteriophage Therapy in TonsillitisActive, not recruitingNCT04682964Phase 31 country
- Opioid-Free Anesthetic for TonsillectomyTerminatedNCT04528173Phase 41 country
- Hydromorphone vs Fentanyl in Children Undergoing Tonsillectomy SurgeryCompletedNCT04230681Early Phase 11 country
- Pediatric Pain Optimization After TonsillectomyCompletedNCT05244226Phase 21 country
- BiZact Tonsillectomy in the Pediatric PopulationCompletedNCT04725305Not applicable1 country
- Management of Post-Tonsillectomy Pain in Pediatric PatientsCompletedNCT04551196Phase 31 country
- Outcomes of Bipolar Electrocautery Tonsillectomy Versus Cold Steel Dissection Pediatric TonsillectomyCompletedNCT06494839Not applicable1 country
- Immune Response To Intranasal Influenza VaccinationActive, not recruitingNCT01866540Not applicable1 country
- Active and Placebo Controlled Study to Test the Efficacy and Safety of an Aspirin-Lidocaine Lozenge in the Symptomatic Treatment of Sore Throat Associated With a Common ColdCompletedNCT01361399Phase 32 countries
- Efficacy and Safety of L. Plantarum and P. Acidilactici in Children With Upper Respiratory Tract InfectionsTerminatedNCT05279534Not applicable1 country
- Tonsil Surgery in Recurrent or Chronic TonsillitisCompletedNCT04657549Not applicable1 country
- Vitamin D Levels in Children Undergoing Adenotonsillectomies and ControlsCompletedNCT008299721 country
- Improving the Diagnosis of Tonsillitis in Emergency RoomsCompletedNCT02858687Not applicable1 country
- Evaluation of the Functional Impact of AdenotonsilectomyCompletedNCT055322281 country
- Children Recovering From Tonsil SurgeryStatus unknownNCT03292068Not applicable1 country
- Antimicrobial Stewardship Program (ASP) in Patients With a Sore ThroatCompletedNCT03408704Not applicable1 country
- Laryngeal Mask Airway in Pediatric AdenotonsillectomyCompletedNCT01695980Not applicable1 country
- Intelligent Customer-driven Solution for Children and Their Parents Undergoing Day SurgeryCompletedNCT04277299Not applicable1 country
- Dexmedetomidine for Immediate Perioperative Analgesia in Pediatric Patients Undergoing TonsillectomyCompletedNCT00654511Phase 41 country
- Perioperative Tonsillectomy Protocol DevelopmentStatus unknownNCT03323047Phase 41 country
- Tonsillectomy Using BiZact™ - a Randomized Side-controlled Clinical TrialCompletedNCT03793816Not applicable1 country
- Relationship of Endoplasmic Reticulum Stress and Tonsillar Tissue DiseasesCompletedNCT046533761 country
- The Relationship Between Covid-19 Infection in Pediatric Patients and Secondary Lymphoid OrgansStatus unknownNCT046465251 country
- Study of Imupret Application in the Technology of Delayed Prescription of Antibiotics in Patients With Acute TonsillitisCompletedNCT04537819Not applicable1 country
- Battlefield Auricular Acupuncture During Adult Tonsillectomies and Effect of Post op Pain and NauseaCompletedNCT02571075Not applicable1 country
- The Effect of Dexmedetomidine on Airway Complications After Deep or Awake ExtubationTerminatedNCT02162433Phase 41 country
- Bacteriological Study of Acute Follicular TonsillitisStatus unknownNCT04321733
- KITS Study -Ketorolac In Tonsillectomy Surgery: a Double Blinded, Randomized Clinical TrialTerminatedNCT01498796Phase 21 country
- The BLIS Study: a Feasibility Study Assessing Compliance, Acceptability and Colonisation With Different Dosing Regimens of the Probiotic Supplement Streptococcus Salivarius K12 (Bactoblis®) in AdultsStatus unknownNCT04297878Not applicable
- Does Ice Cream Help With Post-tonsillectomy PainStatus unknownNCT041645111 country
- Effect of Intravenous Fentanyl on the Occurrence of Postoperative Nausea and Vomiting According to Time of Administration Around the End of Tonsillectomy With or Without AdenoidectomyCompletedNCT03343002Not applicable1 country