Could a simple saltwater spray ease your next cold?
Symptom relief
Completed
This study is testing a hypertonic seawater aerosol spray (a saltwater mist) to see if it helps relieve nasal symptoms, improve sleep, and thin mucus in people with colds, sinus infections, or similar upper respiratory infections. About 110 adults and children aged 2 and older wi…
Phase: NA • Sponsor: Laboratoires Gilbert • Aim: Symptom relief
Last updated Jul 25, 2026 00:00 UTC