NCT01546090

Brief Summary

The purpose of this prospective, randomized, double-blind, placebo-controlled study is to evaluate the effect of preoperative administration of alprazolam on the success of the IAN block for teeth with irreversible pulpitis.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
60

participants targeted

Target at P25-P50 for phase_4

Timeline
Completed

Started Mar 2011

Shorter than P25 for phase_4

Geographic Reach
1 country

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 1, 2011

Completed
7 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2011

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2012

Completed
1 month until next milestone

First Submitted

Initial submission to the registry

March 2, 2012

Completed
5 days until next milestone

First Posted

Study publicly available on registry

March 7, 2012

Completed
Last Updated

March 7, 2012

Status Verified

March 1, 2012

Enrollment Period

7 months

First QC Date

March 2, 2012

Last Update Submit

March 6, 2012

Conditions

Keywords

AlprazolambenzodiazepinesInferior alveolar nerve blockirreversible pulpitislocal anesthesia

Outcome Measures

Primary Outcomes (1)

  • the success rate of the IAN block

    one hour after administration of alprazolam

Secondary Outcomes (1)

  • initial pain

    one hour after administration of alprazolam

Study Arms (2)

alprazolam

EXPERIMENTAL

Alprazolam is a short-acting anxiolytic of the benzodiazepine class of psychoactive drugs

Drug: Alprazolam

placebo

PLACEBO COMPARATOR

placebo capsules were filled with starch

Drug: placebo

Interventions

preoperative administration of an orally 0.50 mg single dose

Also known as: xanax, Pfizer
alprazolam

placebo capsules were filled with starch

Also known as: starch
placebo

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • patients with active pain in a mandibular molar
  • prolonged response to cold testing with Endo-Frost cold spray
  • Absence of any periapical radiolucency on radiographs
  • a vital pulp while access cavity preparation
  • ability to understand the use of pain scales.

You may not qualify if:

  • patients were having allergy and sensitivity to benzodiazepines
  • pregnant and breast feeding patients
  • patients who had taken sedation within 24 hours before the treatment
  • having pain in more than one mandibular tooth
  • unable to give informed consent

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

School of Dentistry, Isfahan University of Medical Sciences

Isfahan, Isfahan, 8174673461, Iran

Location

School of Dentistry, Isfahan University of Medical Sciences

Isfahan, Isfahan, 81747673461, Iran

Location

Related Publications (1)

  • Lindemann M, Reader A, Nusstein J, Drum M, Beck M. Effect of sublingual triazolam on the success of inferior alveolar nerve block in patients with irreversible pulpitis. J Endod. 2008 Oct;34(10):1167-70. doi: 10.1016/j.joen.2008.07.013. Epub 2008 Aug 23.

MeSH Terms

Interventions

AlprazolamStarch

Intervention Hierarchy (Ancestors)

BenzodiazepinesBenzazepinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic CompoundsGlucansBiopolymersPolymersMacromolecular SubstancesDietary CarbohydratesCarbohydratesPolysaccharides

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate Professor of Endodontics

Study Record Dates

First Submitted

March 2, 2012

First Posted

March 7, 2012

Study Start

March 1, 2011

Primary Completion

October 1, 2011

Study Completion

February 1, 2012

Last Updated

March 7, 2012

Record last verified: 2012-03

Locations