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临床试验/NCT07198919
NCT07198919Enrolling By Invitation1 期

Comparison of Inter-appointment Pain Reduction During Root Canal Treatment in Symptomatic Apical Periodontitis by Using Intracanal Medicaments Chlorhexidine Gel and Single Antibiotic Paste Nitrofurantoin

Altamash Institute of Dental Medicine1 个研究点 分布在 1 个国家目标入组 220 人开始时间: 2025年5月20日最近更新:
干预措施

试验速览

阶段
1 期
状态
Enrolling By Invitation
入组人数
220
试验地点
1
主要终点
Percentage Reduction in Inter-Appointment Pain Score

研究概览

简要总结

This study is being conducted to find out which of two medications-Chlorhexidine Gel or Nitrofurantoin-works better in reducing pain between root canal treatment visits. Sometimes, patients with infected teeth (called symptomatic apical periodontitis) continue to feel pain between treatment appointments. To help with this, dentists use medications inside the cleaned tooth canal.

In this trial, 220 patients will be divided into two groups. One group will receive Chlorhexidine Gel, and the other will receive Nitrofurantoin paste inside their tooth during the first treatment visit. Pain levels will be recorded before treatment, and again after 24 and 48 hours using a pain scale from 0 (no pain) to 10 (severe pain). No pain medicine will be given unless the patient feels very uncomfortable.

The study is taking place at the Altamash Institute of Dental Medicine in Karachi, and will help dentists understand which medication helps patients feel better faster during root canal treatment.

详细描述

This randomized controlled trial is designed to evaluate and compare the efficacy of two commonly used intracanal medicaments-2% Chlorhexidine Gel and Single Antibiotic Paste (Nitrofurantoin)-in reducing inter-appointment pain during root canal treatment of teeth diagnosed with symptomatic apical periodontitis.

Pain between root canal visits is a common concern. The persistence of microbial infection within the root canal system can lead to inflammation of the peri-radicular tissues, causing discomfort. Intracanal medicaments are placed after chemo-mechanical preparation to enhance disinfection, reduce microbial load, and minimize postoperative complications such as pain.

While Chlorhexidine has long been used due to its broad-spectrum antimicrobial activity and substantivity, Nitrofurantoin, a nitrofuran antibiotic, has shown promising results against resistant organisms and may offer similar or enhanced pain relief when used as a local medicament.

A total of 220 patients, aged 16 to 45 years, presenting with single-rooted permanent teeth requiring primary root canal treatment and diagnosed with pulp necrosis and symptomatic apical periodontitis, will be enrolled at the Department of Operative Dentistry and Endodontics, Altamash Institute of Dental Medicine, Karachi. Patients will be randomly allocated into two equal groups (n=110 per group) using the lottery method.

Group 1 will receive Chlorhexidine Gel as the intracanal medicament.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
16 Years 至 45 Years(Child, Adult)
性别
All
接受健康志愿者

入选标准

  • Patients with single rooted permanent teeth of both arches.
  • Patients with a pulpal status of necrosis with or without periapical radiolucency, confirmed using Electric Pulp Test (EPT) and Cold Test.
  • Male and female patients age of 16 to 45 yrs.
  • Patients of both genders.

排除标准

  • Patients with uncontrolled diabetes.
  • Presence of periapical granuloma or cyst confirmed via radiographic evaluation.
  • Patient is on any medication that affects pain, inflammation and infection like analgesic, antibiotics since last 7 days
  • Patient requiring endodontic re-treatment.
  • Patients with immature teeth with open apices.
  • Patients with calcified canals.

研究组 & 干预措施

Chlorhexidine

Active Comparator

干预措施: Chlorhexidine gel (Drug)

Nitrofurantoin

Active Comparator

干预措施: Nitrofurantoin 100 MG (Drug)

结局指标

主要结局

Percentage Reduction in Inter-Appointment Pain Score

时间窗: Pain scores will be assessed before treatment, then at 24 hours and 48 hours after the first treatment visit.

Change in patient-reported pain intensity, measured using the Visual Analogue Scale (VAS), from pre-treatment to 24 and 48 hours post-treatment. Pain reduction will be calculated using the formula: \[(Pre-treatment VAS score - Post-treatment VAS score) / Pre-treatment VAS score\] × 100

次要结局

未报告次要终点

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Fiza Bibi Alavi

FCPS II Resident Trainee

Altamash Institute of Dental Medicine

研究点 (1)

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