A Study of the Effect of Time on Topical Anesthetic Efficacy.
Status:
Unknown status
Trial end date:
2006-12-01
Target enrollment:
Participant gender:
Summary
This is a study of the effect of time on the effectiveness of topical anesthetics in the
mouth. The Null Hypothesis is: Regardless of the time of application over a 10-minute period,
there is no difference in the clinical effectiveness of the topical anesthetic 5% lidocaine
on (a) the pain of needle stick insertion and (b) the pain of local anaesthetic
administration.