30
Participants
Start Date
January 16, 2018
Primary Completion Date
May 25, 2018
Study Completion Date
December 16, 2018
Microneedle
A microneedle patch (no drug) was applied in the following oral cavity sites: lip, buccal, tongue, palatal and gingival mucosa to access pain, discomfort and safety.
Hypodermic needle
30 gauge hypodermic needle was inserted in the following oral cavity sites: lip, buccal, tongue, palatal and gingival mucosa.
Flat patch
A flat patch was applied in the following oral cavity sites: lip, buccal, tongue, palatal and gingival mucosa.
Michelle Franz Montan Braga Leite, Piracicaba
Texas Tech University
OTHER
University of Campinas, Brazil
OTHER