Potential of an Experimental Mouthwash Formulation to Reduce Dry Mouth Symptoms

This will be a single center, 7-day, examiner blind, two treatment-arm, randomized, stratified (Sjogren's Syndrome status \[Y/N\]), parallel group study conducted in participants experiencing dry mouth symptoms. This study is designed to investigate the effect of an experimental mouthwash formulation in providing relief of dry mouth symptoms.


Eligibility Criteria:
Inclusion Criteria:

* Demonstrates understanding of the study procedures, restrictions and willingness to participate as evidenced by voluntary written informed consent and has received a signed and dated copy of the informed consent form
* Good general and mental health with, in the opinion of the investigator or medically qualified designee no clinically significant and relevant abnormalities in medical history or upon oral examination
* Subject with stable and controlled condition with no overt medical conditions which would contraindicate participation (in the opinion of the Investigator or medically qualified designee) and no clinically significant and relevant abnormalities of medical history or oral examination which would interfere with the conduct of the study
* All subjects should report having a feeling of a dry mouth according to the DMSQ. (Subject must answer at least 2 out of the 4 questions with 'agree a little', 'agree' or 'strongly agree'
* Participation in another clinical study (including cosmetic studies) or receipt of an investigational drug within 14 days of the screening visit
* Previous participation in this study
* Recent history (within the last 1 year) of alcohol or other substance abuse
* An employee of the sponsor or the study site or members of their immediate family
* Subjects with Sjögren's Syndrome along with reporting having a feeling of dry mouth according to the DMSQ, should also have a confirmed diagnosis of their condition as shown by a positive salivary gland biopsy or SS-A (anti-Ro antibody) or SS-B (La antibody) or a letter from a physician if diagnosis was made more than 3 years ago OR Subjects reporting having a feeling of dry mouth due to other diseases or conditions excluding Sjögren's Syndrome
* Understands and is willing, able and likely to comply with all study procedures and restrictions.

Exclusion Criteria:

* Women who are known to be pregnant or who are intending to become pregnant over the duration of the study
* Women who are breast-feeding
* Subject is currently undergoing radiotherapy and/or chemotherapy treatment
* Any condition the investigator identifies that can confound the subject's ability to properly participate in the study e.g. Alzheimer's Disease
* Subjects with untreated oral mucosal disease which in the opinion of the investigator could interfere with the study (e.g. current oral ulceration)
* Evidence of gross intra-oral neglect or need for extensive dental therapy

  -. Denture wearer (complete dentures)
* Subjects not on stable doses of prescription systemic parasympathetic medications (e.g. Pilocarpine), for the treatment of the feeling of dry mouth
* Known or suspected intolerance or hypersensitivity to the study materials (or closely related compounds) or any of their stated ingredients
* Participation in another clinical study (including cosmetic studies) or receipt of an investigational drug within 14 days of the screening visit
* Previous participation in this study
* Recent history (within the last 1 year) of alcohol or other substance abuse
* An employee of the sponsor or the study site or members of their immediate family