Clinical trial Recruiting at 3 sites Interventional Ages 12 and up

Assessment of a decongestant seawater spray with essential oils for nasal obstruction

Official title: Prospective Multicenter Clinical Investigation Evaluating the Performance and Safety of Gilbert Laboratories' Decongestant Seawater Spray Pocket Valve Enriched With Essential Oils

Run by Laboratoires Gilbert · NCT05494346 · Data updated 2026-11-12

This study is testing a new seawater spray with essential oils to see if it helps people aged 12 and older who have nasal congestion from colds or allergies breathe easier.

More Allergic Rhinitis trials

Quick facts

Study typeInterventional
Ages12 Years and up
SexAll
Enrollment101 (estimated)
SponsorLaboratoires Gilbert
Industry-sponsored
Locations5 sites (Blainville-sur-Orne and 4 other locations)
StatusRecruiting
StartedJune 23, 2023
Main results expectedDecember 31, 2026
Study endsJanuary 8, 2027
Registry record updatedAugust 26, 2026
Trial IDNCT05494346 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are patients aged 12 and older with acute rhinitis associated with nasal obstruction.

Probably not a fit

Patients with chronic nasal obstruction or respiratory diseases like asthma or COPD may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical investigation aims to evaluate the safety and performance of a decongestant seawater spray enriched with essential oils in patients suffering from acute rhinitis associated with nasal obstruction. Over an 8-day period, participants will use the spray, and their peak nasal flow will be measured to assess the effectiveness of the treatment. The study includes patients aged 12 and older who experience nasal obstruction due to various conditions, including infections and allergies. The results will help determine the potential benefits of this novel treatment approach.

Why it matters

Potential benefit: If successful, this treatment could provide relief for patients suffering from nasal obstruction due to acute rhinitis.

How similar studies have gone: While similar approaches have been explored, this specific formulation and method of delivery may offer novel insights into treatment efficacy.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 1\. Patient ≥ 12 years.
* 2\. Patient with acute rhinitis associated with nasal obstruction during infectious episodes such as rhinopharyngitis (cold), rhinosinusitis, or during non-infectious episodes such as allergic rhinitis.
* 3\. a. Informed adult patient who has given written consent prior to any study specific procedure. b. Informed minor patient who has given assent and whose legal guardians have given written consent prior to any study-specific procedure.
* 4\. Patient able to meet the study requirements for monitoring, spray use, and questionnaire completion.
* 5\. Patient affiliated to a social security scheme.

Exclusion Criteria:

* 1\. Pregnant and/or breastfeeding woman
* 2\. Hypersensitivity to seawater and/or known allergies to any of the ingredients of the spray.
* 3\. Diseases causing narrowing of the airways (e.g. asthma, chronic obstructive pulmonary disease (COPD)) and/or respiratory insufficiency.
* 4\. Patients with uncontrolled asthma (GINA score greater than or equal to 4)
* 5\. Patients undergoing allergy desensitization
* 6\. Patients suffering from chronic nasal obstruction due to a deformation of the nasal wall or nasal polyps. creams or gels.
* 7\. Patients taking local and systemic vasoconstrictors, corticosteroids, nonsteroidal anti-inflammatory drugs (NSAIDs), antibiotics, and local antiseptics.
* 8\. Concomitant use of other nasal sprays, essential oils for local nasal use, creams, or gels for the nose.
* 9\. Patients under guardianship, conservatorship, or legal protection.

Where it's running

  • Cabinet Médical
    Blainville-sur-Orne, France
    Recruiting
  • Cabinet Médical Caen
    Caen, France
    Recruiting
  • MSP du Haut Anjou
    Châteauneuf-sur-Sarthe, France
    Recruiting
  • Cabinet Médical Gainneville
    Gainneville, France
    Withdrawn
  • Alyatec
    Strasbourg, France
    Completed

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.