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Clinical Trials/NCT06811636
NCT06811636Active, not recruitingNot Applicable

Clinical and Radiographic Evaluation of Lesion Sterilization With Triple Antibiotic Paste Versus Root Canal Treatment With Calcium Hydroxide-iodoform Paste in Mandibular Primary Molars Diagnosed With Necrotic Pulp or Irreversible Pulpitis

Çanakkale Onsekiz Mart University1 site in 1 country59 target enrollmentStarted: April 30, 2025Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Active, not recruiting
Sponsor
Enrollment
59
Locations
1
Primary Endpoint
Clinical success

Study Overview

Brief Summary

The aim of this study was to compare the clinical and radiographic success of conventional root canal treatment and lesion sterilisation tissue repair methods in deciduous molars with necrotic or irreversible pulpitis.

Detailed Description

The study will be conducted on children aged 3-8 years who present to the Department of Pediatric Dentistry at Çanakkale Onsekiz Mart University, Faculty of Dentistry. The aim of the study is to compare the clinical and radiographic success of conventional root canal treatment using a calcium hydroxide-iodoform-based root canal paste and lesion sterilization tissue repair (LSTR) therapy using a triple antibiotic mixture of metronidazole, ciprofloxacin, and clindamycin in mandibular primary molars diagnosed with necrotic or irreversible pulpitis, meeting the inclusion and exclusion criteria.

The null hypothesis of the study is that there will be no significant difference in clinical and radiographic success between conventional root canal treatment and lesion sterilization tissue repair at any follow-up period.

The study plans to enroll 37 (thirty-seven) participants in the research group and 37 (thirty-seven) participants in the comparison group. The sample size was calculated based on the parameters derived from the study by Moura et al., which compared the clinical and radiographic success of conventional root canal treatment using zinc oxide eugenol and lesion sterilization tissue repair using a triple antibiotic paste. With a power level of 0.8, an alpha error probability of 0.05, and an effect size of 0.4020915, the required sample size was determined using the G*Power 3.0.10 software (v.3.1.9.7, Universitat Kiel, Kiel, Germany).

In the comparison group, conventional pulpectomy (root canal treatment) using a calcium hydroxide-iodoform-based root canal filling paste will be performed on the teeth. In the research group, lesion sterilization tissue repair therapy will be carried out using a triple antibiotic mixture of metronidazole, ciprofloxacin, and clindamycin.

The common procedural steps for both groups will include:

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
3 Years to 8 Years (Child)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • •The participant is between the ages of 3 and 8 years.
  • •The participant and their parent(s) have signed informed consent forms agreeing to participate in the study.
  • •The patient is systemically healthy.
  • •The patient's cooperation level is sufficient for performing the procedures.
  • •No history of allergic reactions to the materials and substances to be used.
  • •Mandibular primary molars diagnosed with pulp necrosis or irreversible pulpitis.
  • •Presence of endodontic-origin gingival abscess or fistula in the involved teeth.
  • •History of spontaneous pain.
  • •Presence of radiolucency in the furcation or periapical region, not exceeding one-third of the affected area.
  • •Presence of deep dentin caries causing pulp exposure.
  • •Presence of mobility at level 0 or 1 according to Miller's classification (non-pathologic).
  • •The tooth meets the criteria for restorability.
  • •Root resorption does not exceed more than four-fifths of the root.
  • •The tooth meets the criteria for isolation.

Exclusion Criteria

  • •The participant is not between the ages of 3 and 8 years.
  • •The participant and/or their parent(s) have not agreed to participate in the study or have not signed the informed consent forms.
  • •The patient has a systemic disease.
  • •The patient's cooperation level is insufficient to perform the procedures.
  • •The patient has a history of allergic reactions to the materials and substances to be used.
  • •Teeth with external or internal root resorption.
  • •Mechanical or carious perforation of the pulp floor in the affected teeth.
  • •Radiolucency and bone destruction in the furcation or periapical region exceeding one-third of the affected area.
  • •Presence of caries that does not cause pulp exposure.
  • •Pathological mobility according to Miller's classification (>1 score).
  • •The tooth does not meet the criteria for restorability.
  • •Root resorption exceeds more than four-fifths of the root.
  • •The tooth does not meet the criteria for isolation.

Arms & Interventions

study group

Experimental

Lesion sterilization and tissue repair

Intervention: Lesion sterilization and tissue repair (Procedure)

control group

Active Comparator

Conventional pulpectomy

Intervention: Conventional pulpectomy (Procedure)

Outcomes

Primary Outcomes

Clinical success

Time Frame: Follow up will be for three year with recall visits at 1, 3, 6, 12, 18, 24, 30 and 36 months.

* Absence of spontaneous pain. * Absence of sensitivity to percussion using dental mirror, pain on biting. * Absence of swelling. * Absence of fistula / Exudate. * Absence of non-physiological mobility

Miller Classification - Tooth Mobility

Time Frame: 1, 3, 6, 12, 18, 24, 30, and 36 months.

Class 0 Normal (physiologic) movement when force is applied. Class I Mobility greater than physiologic. Class II Tooth can be moved up to 1mm or more in a lateral direction (buccolingual or mesiodistal). Inability to depress the tooth in a vertical direction (apicocoronal). Class III Tooth can be moved 1mm or more in a lateral direction (buccolingual or mesiodistal). Ability to depress the tooth in a vertical direction (apicocoronal).

Radiographic success

Time Frame: Follow up will be for three year with recall visits at 1, 3, 6, 12, 18, 24, 30 and 36 months.

* Absence of furcation or periapical radiolucency. * Absence of change in the extent of internal or external root resorption other than physiologic resorption.

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Çanakkale Onsekiz Mart University
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Sümeyye ŞENOL

Research Assistant

Çanakkale Onsekiz Mart University

Study Sites (1)

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