Green Tea Lozenges for the Management of Dry Mouth

NCT ID: NCT01647737

Last Updated: 2015-03-18

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1/PHASE2

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-03-31

Study Completion Date

2013-06-30

Brief Summary

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The goal of this proposal is to investigate the effectiveness of a Medical College of Georgia patent pending formulation of natural plant extracts on patients with xerostomia. The major component of this formulation is green tea extract with a defined composition of polyphenols. Epidemiological studies suggest that phytochemicals in green tea possess beneficial effects on autoimmune and inflammatory diseases. Thus far, there is little evidence to indicate any marked and direct immunomodulatory effect of green tea on T or B lymphocytes. However, there is considerable evidence for green tea polyphenols (GTPs), major phytochemicals found in green tea extract, having properties consistent with effects on cells of tissues that would be protective towards local inflammation.

Detailed Description

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Patients with subjective complaints of xerostomia will be given a screening questionnaire to complete. If they meet the criteria on this screening form, the research coordinator will be notified and will meet with the patient either immediately or at a scheduled follow-up appointment. The research coordinator will review the information and then explain the details of the study to the patient and obtain informed consent. Once the patient has signed the informed consent, the research coordinator will collect the demographic, medical history, and contact information from the patient. Any information missing will be noted for follow-up investigation by the research coordinator. If a subject is of child bearing age, they will be asked to complete a urine pregnancy test prior to enrollment.\[a\] First appointment -Screening, consent. \[b\]Follow appointments- review, then Patients will do VAS questionnaire, QOL questionnaire, Sialometry will be done measuring unstimulated whole saliva and Stimulated whole saliva for 5 min each.

Conditions

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Xerostomia Sjogren Syndrome Dry Mouth

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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MighTeaFlow

4-6 times daily lozenge containing green tea, jaborandi extracts, and 500 mg xylitol for 8 weeks

Group Type ACTIVE_COMPARATOR

MighTeaFlow

Intervention Type DIETARY_SUPPLEMENT

4-6 times daily

Xylitol

4-6 times daily lozenge containing jaborandi extract, and 500 mg xylitol for 8 weeks

Group Type ACTIVE_COMPARATOR

Xylitol

Intervention Type DIETARY_SUPPLEMENT

4-6 times daily

Interventions

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MighTeaFlow

4-6 times daily

Intervention Type DIETARY_SUPPLEMENT

Xylitol

4-6 times daily

Intervention Type DIETARY_SUPPLEMENT

Other Intervention Names

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Green Tea Lozenge Aspartame

Eligibility Criteria

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Inclusion Criteria

1. A complaint of dry mouth as assessed by a response of 30mm or greater on a Dry Mouth Visual Analog Scale (VAS)
2. Clinical Diagnosis of primary or secondary Sjogren's syndrome.
3. Over the age of 18.
4. Taking less than three drugs associated with causing xerostomia or salivary gland hypofunction.
5. Willing to use natural novel topical dry mouth products.
6. Prior minor salivary gland biopsy and serology from Sjogren's Syndrome/Xerostomia work-up.
7. Willing to return for all study-associated visits.
8. Able to read, understand, and sign the informed consent.

Exclusion Criteria

1. Have received radiation to the head and neck region.
2. Unable to read and understand the consent form.
3. On greater than three drugs associated with xerostomia or salivary gland hypofunction.
4. Require dento-alveolar surgery or extensive dental treatment during the course of the study.
5. Require hospitalization for any medical problem during the course of the study.
6. Unable to take green tea leaf extract and/or pilocarpus jaborandi leaf extract and/or xylitol because of allergy
7. Uncontrolled medical conditions that require changes in medication during the course of the study.
8. Regularly consume green tea and/or components of pilocarpus jaborandi.
9. Are pregnant
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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GlaxoSmithKline

INDUSTRY

Sponsor Role collaborator

Augusta University

OTHER

Sponsor Role lead

Responsible Party

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Scott DeRossi

Chairman, Diagnostic Sciences

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Scott S De Rossi, DMD

Role: PRINCIPAL_INVESTIGATOR

GHSU

Locations

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GHSU Center for Oral Medicine

Augusta, Georgia, United States

Site Status

Countries

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United States

References

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De Rossi SS, Thoppay J, Dickinson DP, Looney S, Stuart M, Ogbureke KU, Hsu S. A phase II clinical trial of a natural formulation containing tea catechins for xerostomia. Oral Surg Oral Med Oral Pathol Oral Radiol. 2014 Oct;118(4):447-454.e3. doi: 10.1016/j.oooo.2014.06.015. Epub 2014 Jul 5.

Reference Type DERIVED
PMID: 25240992 (View on PubMed)

Other Identifiers

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GHSU Lozenge Xerostomia Study

Identifier Type: -

Identifier Source: org_study_id

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