Efficacy of Cevimeline Versus Pilocarpine in the Secretion of Saliva

NCT ID: NCT01690052

Last Updated: 2018-06-04

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

15 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-01-31

Study Completion Date

2010-07-31

Brief Summary

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The main objectives were: 1) To determine the efficacy of both cevimeline and pilocarpine in the secretion of saliva in patients with xerostomia, and 2) To compare the side-effects between the treatment for xerostomia with cevimeline and with pilocarpine.

Detailed Description

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Pilocarpine is a cholinergic agonist with predominant muscarinic action.As such, it acts at muscarinic-cholinergic receptors found throughout the body and promotes fluid secretion. Due to this, one of the main side-effects of pilocarpine is an increased amount of sweating. Thus, not only are the salivary glands stimulated, but all of the body's exocrine glands' production is heightened. On the other hand, cevimeline is a drug with a high affinity for specific muscarinic receptors (M3) located on lachrymal and salivary gland epithelium. At least in theory, cevimeline will produce less side effects compared with pilocarpine because of the higher affinity for the muscarinic receptors located in the salivary glands. A limited number of human clinical trials in the efficacy of cevimeline and pilocarpine to increase the production of saliva and the side effects have been performed with no conclusive results.

The main purposes of this study were to determine the efficacy of cevimeline and pilocarpine in the secretion of saliva in patients with xerostomia, and to compare the side-effects between these two medications.

Conditions

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Dry Mouth

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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Cevimeline

Cevimeline vs Pilocarpine

Group Type ACTIVE_COMPARATOR

Cevimeline

Intervention Type DRUG

Cevimlenine Vs Pilocarpine, cross over design. Two sequences were evaluated "cevimeline first, then pilocarpine" and "pilocarpine first, then cevimeline". Each sequence was evaluated for 4 weeks with one week "washout" period in between both sequences. 15 patients were randomly assigned to a specific sequence by a research pharmacist independent from the study authors. The patients received 30mg of cevimeline three times a day and pilocarpine 5mg three times a day.

Pilocarpine

Pilocarpine vs. Cevimeline

Group Type ACTIVE_COMPARATOR

Pilocarpine

Intervention Type DRUG

Cevimlenine Vs Pilocarpine, cross over design, 4 weeks, one week wash out

Interventions

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Cevimeline

Cevimlenine Vs Pilocarpine, cross over design. Two sequences were evaluated "cevimeline first, then pilocarpine" and "pilocarpine first, then cevimeline". Each sequence was evaluated for 4 weeks with one week "washout" period in between both sequences. 15 patients were randomly assigned to a specific sequence by a research pharmacist independent from the study authors. The patients received 30mg of cevimeline three times a day and pilocarpine 5mg three times a day.

Intervention Type DRUG

Pilocarpine

Cevimlenine Vs Pilocarpine, cross over design, 4 weeks, one week wash out

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

Potential candidates with the diagnosis of moderate-severe xerostomia were identified from the Oral Medicine Clinic at the University Of Kentucky College Of Dentistry, or self referrals in response to IRB approved study announcements. Enrollment required no clinical evidence of oral lesions, subjective perception of dry mouth and less than 2 mL of saliva collected in 5 minutes without stimulation.

Exclusion Criteria

Exclusion criteria included patients with non controlled chronic obstructive pulmonary disease (COPD), depression, asthma, cardiac arrhythmias, glaucoma, and the current use of any medication with interactions with cevimeline and pilocarpine.
Minimum Eligible Age

21 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Kentucky

OTHER

Sponsor Role lead

Responsible Party

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Joel Thompson, PhD

PRS administrator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Joel Thompson, PhD

Role: PRINCIPAL_INVESTIGATOR

University of Kentucky

Locations

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University of Kentucky Orofacial Pain Center College of Dentistry

Lexington, Kentucky, United States

Site Status

Countries

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United States

Other Identifiers

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9999

Identifier Type: -

Identifier Source: org_study_id

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