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Home › Conditions › Upper respiratory tract infections

Upper respiratory tract infections

1 published article · Updated continuously

Clinical Trial Landscape

Clinical Trials for Upper respiratory tract infections

7 trials tracked for Upper respiratory tract infections.

7Trials tracked
0Phase 3 & 4
0Recruiting
0With published results
Phase distribution
Phase 2 2 Phase 1 1 Other / NA 4
  1. Phase 2 Nasal Spray With Glucose Oxidase Preventing Common Cold in Pre-school Children Completed
  2. Phase 2 Interferon Alpha Lozenges in the Prevention of Winter Colds and Flu Completed
  3. Phase 1 Challenge Infection of Healthy Adult Volunteers With RSV A2 Completed
  4. N/A Immunologic Effects of Echinacea Completed
  5. N/A Homeopathic Cold Remedy for Children Study Completed
  6. N/A Trulimax (Azithromycin ) Non-Interventional Study In Acute Bacterial Upper Respiratory Tract Infections Completed
Show 1 more trials
  1. N/A Three Arm Trial of Immune Effects of Echinacea Completed

Showing the 7 most-cited and recently-updated of 7 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.
Precision synbiotic reduces URTI incidence from 85.4% to 55.4% in toddlers
Nutrition & Obesity Medicine RCT
Precision synbiotic reduces URTI incidence from 85.4% to 55.4% in toddlers New synbiotic formula may cut common toddler infections and eczema
This multicenter randomized controlled trial of 390 healthy toddlers aged 1-3 years found that a precision synbiotic significantly reduced u…
A new combination of a specific sugar and healthy bacteria could significantly reduce respiratory infections, diarrhea, and skin issues in t…
Frontiers Jul 31, 2026