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Comparative Evaluation of Diclofenac Sodium and Ibuprofen for Post-Endodontic Pain Management (DIPI-PEP)

27 de abril de 2026 atualizado por: Neena Asad, Armed Forces Institute of Dentistry, Pakistan

Comparative Evaluation of the Efficacy of Diclofenac Sodium and Ibuprofen in the Management of Post-Endodontic Pain Following Single-Visit Root Canal Treatment: A Randomized Controlled Trial

This randomized controlled trial aims to compare the effectiveness of Diclofenac sodium and Ibuprofen in reducing pain after root canal treatment. Post-endodontic pain is a common complication following treatment of irreversible pulpitis and may affect patient comfort and recovery. Non-steroidal anti-inflammatory drugs (NSAIDs) are commonly prescribed to manage postoperative dental pain due to their anti-inflammatory and analgesic properties.

A total of 60 adult participants diagnosed with irreversible pulpitis involving a single first molar will undergo single-visit root canal therapy. Participants will be randomly assigned to receive either diclofenac sodium 50 mg or ibuprofen 400 mg immediately after treatment. Pain levels will be recorded using a Visual Analogue Scale (VAS) at 6, 12, 24, and 48 hours following treatment. The use of rescue analgesics will also be documented.

The study aims to determine which medication provides better pain relief and reduces the need for additional analgesics following endodontic treatment. Findings from this study may help guide clinicians in selecting the most effective medication for postoperative pain management in dental practice.

Visão geral do estudo

Descrição detalhada

Post-endodontic pain is a frequently encountered complication following root canal therapy and may occur due to inflammatory responses caused by mechanical instrumentation, chemical irritation, or microbial factors affecting the periapical tissues. Effective pain management following endodontic procedures is important for improving patient comfort, treatment satisfaction, and recovery.

Non-steroidal anti-inflammatory drugs (NSAIDs) are commonly prescribed for dental pain because they inhibit cyclooxygenase enzymes responsible for prostaglandin synthesis, thereby reducing inflammation and pain. Among NSAIDs, diclofenac sodium and ibuprofen are widely used due to their analgesic and anti-inflammatory properties. However, differences in pharmacological action, tissue penetration, potency, and duration of effect may influence their comparative effectiveness in controlling post-endodontic pain.

This randomized controlled trial will be conducted at the Department of Operative Dentistry, Armed Forces Institute of Dentistry, Rawalpindi, Pakistan. A total of 60 participants aged 18-65 years diagnosed with irreversible pulpitis involving a single maxillary or mandibular first molar will be enrolled. Participants will be randomly allocated into two equal groups. One group will receive diclofenac sodium 50 mg, while the other group will receive ibuprofen 400 mg following completion of single-visit root canal therapy.

Standardized endodontic procedures will be performed by an experienced operator under local anesthesia using 2% lidocaine with epinephrine. Root canal preparation, irrigation, obturation, and temporary restoration will be completed using standardized techniques to minimize procedural variability.

Pain intensity will be assessed using a Visual Analogue Scale (VAS) before treatment and at 6, 12, 24, and 48 hours after treatment. Participants will maintain a pain diary to record pain levels and rescue analgesic intake. Secondary outcomes include the frequency of rescue medication use and monitoring of adverse effects.

Data analysis will be performed using Statistical Package for Social Sciences (SPSS) version 23. Appropriate descriptive and inferential statistical methods will be applied following assessment of data normality. Comparative analysis between treatment groups will evaluate differences in postoperative pain scores and rescue analgesic requirements.

The results of this study may provide evidence regarding the comparative analgesic efficacy of diclofenac sodium and ibuprofen in endodontic pain management. This may support clinicians in selecting optimal postoperative analgesic protocols for patients undergoing root canal treatment.

Tipo de estudo

Intervencional

Inscrição (Real)

60

Estágio

  • Fase 4

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Locais de estudo

      • Rawalpindi, Paquistão, 46000
        • Armed Forces Institute of Dentistry

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

  • Adulto
  • Adulto mais velho

Aceita Voluntários Saudáveis

Não

Descrição

Inclusion Criteria:

Patients diagnosed with Irreversible Pulpitis involving a single maxillary or mandibular first molar Age between 18 and 65 years Patients requiring single-visit root canal treatment Patients able to understand and record pain using Visual Analogue Scale (VAS) Systemically healthy individuals (ASA I-II) Willingness to participate and provide informed consent

Exclusion Criteria:

Pregnant or lactating women Presence of periapical pathology on radiographic examination Patients with generalized periodontal disease affecting prognosis Use of analgesics or anti-inflammatory drugs within 6 hours prior to treatment Known allergy to Ibuprofen, Diclofenac sodium, or other NSAIDs Patients on medications affecting pain perception (e.g., opioids, antidepressants, anticonvulsants) History of drug abuse or substance dependence Non-vital pulp detected during access opening or instrumentation Inability to complete endodontic treatment in a single visit Failure to achieve proper bleeding response confirming diagnosis of irreversible pulpitis

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Finalidade Principal: Tratamento
  • Alocação: Randomizado
  • Modelo Intervencional: Atribuição Paralela
  • Mascaramento: Dobro

Armas e Intervenções

Grupo de Participantes / Braço
Intervenção / Tratamento
Experimental: Ibuprofen Group
Participants assigned to this arm will receive a single oral dose of 400 mg of Ibuprofen immediately after completion of single-visit root canal treatment. Pain intensity will be recorded using the Visual Analogue Scale at 6, 12, 24, and 48 hours post-treatment. Rescue analgesic intake will also be documented.
Participants assigned to this intervention will receive 400 mg oral ibuprofen immediately after completion of single-visit root canal treatment. Ibuprofen is a non-steroidal anti-inflammatory drug (NSAID) commonly used for postoperative pain management due to its analgesic and anti-inflammatory effects. Pain intensity will be monitored using the Visual Analogue Scale at 6, 12, 24, and 48 hours after treatment.
Outros nomes:
  • Ibuprofeno 400mg
Experimental: Diclofenac Sodium Group
Participants assigned to this arm will receive a single oral dose of 50 mg of Diclofenac sodium immediately after completion of single-visit root canal treatment. Pain intensity will be recorded using the Visual Analogue Scale at 6, 12, 24, and 48 hours post-treatment. Rescue analgesic intake will also be documented.
Participants assigned to this intervention will receive 50 mg oral diclofenac sodium immediately after completion of single-visit root canal treatment. Diclofenac sodium is a non-steroidal anti-inflammatory drug (NSAID) with analgesic and anti-inflammatory properties used for postoperative pain control. Pain intensity will be assessed using the Visual Analogue Scale at 6, 12, 24, and 48 hours following treatment.

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
Postoperative Pain Intensity Following Root Canal Treatment
Prazo: 6, 12, 24, and 48 hours after completion of root canal treatment
Postoperative pain intensity will be assessed using a 10-point Visual Analogue Scale (VAS) to compare the analgesic effectiveness of Diclofenac sodium and Ibuprofen following single-visit root canal treatment. Participants will record pain scores at predefined intervals after treatment.
6, 12, 24, and 48 hours after completion of root canal treatment

Medidas de resultados secundários

Medida de resultado
Descrição da medida
Prazo
Rescue Analgesic Consumption Following Root Canal Treatment
Prazo: Within 48 hours after completion of root canal treatment
The frequency and quantity of rescue analgesic intake will be recorded to evaluate additional pain medication requirements in participants receiving either diclofenac sodium or ibuprofen after endodontic treatment.
Within 48 hours after completion of root canal treatment

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo (Real)

1 de outubro de 2025

Conclusão Primária (Real)

12 de março de 2026

Conclusão do estudo (Real)

25 de março de 2026

Datas de inscrição no estudo

Enviado pela primeira vez

27 de abril de 2026

Enviado pela primeira vez que atendeu aos critérios de CQ

27 de abril de 2026

Primeira postagem (Real)

4 de maio de 2026

Atualizações de registro de estudo

Última Atualização Postada (Real)

4 de maio de 2026

Última atualização enviada que atendeu aos critérios de controle de qualidade

27 de abril de 2026

Última verificação

1 de outubro de 2025

Mais Informações

Termos relacionados a este estudo

Plano para dados de participantes individuais (IPD)

Planeja compartilhar dados de participantes individuais (IPD)?

NÃO

Informações sobre medicamentos e dispositivos, documentos de estudo

Estuda um medicamento regulamentado pela FDA dos EUA

Não

Estuda um produto de dispositivo regulamentado pela FDA dos EUA

Não

produto fabricado e exportado dos EUA

Não

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