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Comparative Evaluation of Transdermal and Oral Drugs for Management of Post-Endodontic Pain (PATCH-PAIN)

8 juni 2026 bijgewerkt door: Dr Chitra Kumari, Nims University Rajasthan

Comparative Evaluation of Two Different Drugs Administered Using Transdermal Drug Delivery Route Versus Two Oral Tablets in Management of Post-Endodontic Pain

This clinical trial evaluated whether two drugs delivered through transdermal drug delivery systems reduced post-endodontic pain as effectively as two orally administered medications in adult patients undergoing root canal treatment. The study also compared how effectively these medications controlled pain during the first 48 hours after treatment.

The study aimed to answer the following questions:

Did transdermal drug delivery systems provide pain relief comparable to or better than orally administered medications after endodontic treatment? Did pain intensity differ among the four treatment groups as measured using the Visual Analog Scale (VAS)?

The investigators compared two transdermal drug groups with two oral drug groups to identify the treatment that provided better control of post-endodontic pain.

Participants:

Underwent root canal treatment for symptomatic irreversible pulpitis. Received one of four analgesic interventions consisting of two transdermal patches or two oral medications.

Recorded pain intensity using the Visual Analog Scale (VAS) at 6, 12, 24, and 48 hours after treatment.

Studie Overzicht

Gedetailleerde beschrijving

Post-endodontic pain is a common consequence of root canal treatment and is primarily associated with the release of inflammatory mediators in the periapical tissues following instrumentation and obturation. Analgesic medications are routinely prescribed to reduce pain during the immediate postoperative period. Conventional oral administration is effective but may be associated with gastrointestinal adverse effects and variability in drug absorption. Transdermal drug delivery systems provide sustained release of medication through the skin, maintain relatively stable plasma concentrations, and may improve patient compliance while reducing systemic adverse effects.

This randomized, parallel-group clinical trial was conducted to compare the effectiveness of two transdermal medications, fentanyl patch and ketoprofen patch, with two orally administered medications, diclofenac and ibuprofen, in the management of post-endodontic pain. A total of 80 participants undergoing single-sitting root canal treatment were enrolled and randomly allocated into four equal groups of 20 participants each.

Participants in Group I received a transdermal fentanyl patch; Group II received a transdermal ketoprofen patch; Group III received oral diclofenac tablets; and Group IV received oral ibuprofen tablets according to the study protocol. All interventions were administered after completion of endodontic treatment.

The study was designed to determine whether transdermal administration of analgesic agents could provide pain control comparable to or better than conventional oral therapy during the early postoperative period following root canal treatment. The findings were intended to contribute to evidence-based recommendations regarding alternative routes of analgesic administration for the management of post-endodontic pain in clinical endodontic practice.

Studietype

Ingrijpend

Inschrijving (Werkelijk)

80

Fase

  • Fase 4

Contacten en locaties

In dit gedeelte vindt u de contactgegevens van degenen die het onderzoek uitvoeren en informatie over waar dit onderzoek wordt uitgevoerd.

Studie Locaties

    • Rajasthan
      • Jaipur, Rajasthan, Indië, 303121
        • Department of Conservative Dentistry and Endodontics, Nims Dental College and Hospital, Nims University, Rajasthan

Deelname Criteria

Onderzoekers zoeken naar mensen die aan een bepaalde beschrijving voldoen, de zogenaamde geschiktheidscriteria. Enkele voorbeelden van deze criteria zijn iemands algemene gezondheidstoestand of eerdere behandelingen.

Geschiktheidscriteria

Leeftijden die in aanmerking komen voor studie

  • Volwassen

Accepteert gezonde vrijwilligers

Nee

Beschrijving

Inclusion Criteria:

  • Patients aged 18 to 60 years
  • Patients diagnosed with symptomatic irreversible pulpitis or symptomatic apical periodontitis
  • Multi-rooted teeth indicated for single-visit root canal treatment
  • Patients experiencing moderate to severe preoperative pain
  • Systemically healthy individuals
  • Patients willing to participate and comply with follow up protocol

Exclusion Criteria:

  • Patients with a known history of hypersensitivity or adverse reactions to diclofenac, ketoprofen, or other non-steroidal anti-inflammatory drugs (NSAIDs), including reactions such as bronchospasm, shock, or urticaria, were excluded from the study.
  • Individuals with a history of active gastric or duodenal ulceration within the previous six months were not included.
  • Patients who were currently receiving NSAIDs or corticosteroid therapy during the study period were excluded.
  • Participants with a medical history of systemic conditions such as bronchial asthma, epilepsy, inflammatory bowel disease, severe hepatic or renal impairment, dengue fever, or any psychological or psychiatric disorders were not considered eligible for inclusion.
  • Pregnant and lactating women were excluded from the study.
  • Patients with a history of antibiotic use during the study period were also excluded.

Studie plan

Dit gedeelte bevat details van het studieplan, inclusief hoe de studie is opgezet en wat de studie meet.

Hoe is de studie opgezet?

Ontwerpdetails

  • Primair doel: Behandeling
  • Toewijzing: Gerandomiseerd
  • Interventioneel model: Parallelle opdracht
  • Masker: Geen (open label)

Wapens en interventies

Deelnemersgroep / Arm
Interventie / Behandeling
Actieve vergelijker: Ketoprofen transdermal patch
A ketoprofen 30 mg transdermal patch was applied once to intact skin immediately after endodontic treatment in adult patients. The patch was replaced after 24 hours, with a total of two patches used over 48 hours to provide continuous non-steroidal anti-inflammatory analgesia through sustained transdermal drug delivery. Each patch was applied once daily without overlap. Patients were monitored for postoperative pain relief and local skin reactions during the 48-hour follow-up period.
A ketoprofen 30 mg transdermal patch is applied to intact skin immediately after a single-sitting endodontic treatment. The patch was replaced after 24 hours, with a total of two patches used over 48 hours to provide continuous non-steroidal anti-inflammatory analgesia through sustained transdermal drug delivery. Each patch was applied once daily without overlap. Patients were monitored for postoperative pain relief and any local skin reactions during the 48-hour follow-up period.
Actieve vergelijker: Diclofenac sodium tablet
Diclofenac sodium 50 mg tablet was administered orally every 8 hours for 48 hours following endodontic treatment in adult patients. The drug was given at a standard therapeutic dose for postoperative analgesia and anti-inflammatory effect. No additional routine analgesics were provided unless rescue medication was required. Patients were monitored over the 48-hour period for pain relief and potential adverse effects such as gastric irritation, nausea, or dizziness.
A diclofenac sodium 50 mg tablet was administered orally every 8 hours for 48 hours following endodontic treatment in adult patients. The drug was given at standard therapeutic dosages for postoperative analgesia. No additional analgesics were routinely provided unless rescue medication was required. Patients were monitored during the 48-hour period for pain relief and potential adverse effects such as gastric discomfort, nausea, or dizziness.
Actieve vergelijker: Ibuprofen Tablet
Ibuprofen 400 mg tablet was administered orally every 8 hours for 48 hours following endodontic treatment in adult patients for postoperative pain management. The drug was given at standard therapeutic dosing for analgesic and anti-inflammatory effects. No routine additional analgesics were provided unless rescue medication was required. Patients were monitored over the 48-hour period for pain relief and potential adverse effects such as gastric irritation, nausea, or dizziness.
An ibuprofen 400 mg tablet was administered orally every 8 hours for 48 hours following endodontic treatment for postoperative pain management. The drug was given at standard therapeutic dosages as an analgesic and anti-inflammatory agent. No routine additional analgesics were provided unless rescue medication was required. Patients were monitored over the 48-hour period for pain relief and potential adverse effects such as gastric irritation, nausea, or dizziness.
Actieve vergelijker: Fentanyl transdermal patch
A 25 mcg fentanyl transdermal patch was applied once to intact skin immediately after endodontic treatment in adult patients. The patch was maintained in place for 48 hours to provide continuous opioid analgesia through controlled systemic transdermal drug delivery. No patch replacement or re-dosing was performed during the study period. Patients were monitored during the 48-hour follow-up for postoperative pain relief and potential adverse effects such as nausea, dizziness, sedation, and local skin reactions.
A fentanyl 25-mcg transdermal patch is applied to intact skin immediately after endodontic treatment. The patch was applied once and maintained in place for 48 hours to provide continuous opioid analgesia through controlled systemic transdermal drug delivery. No patch replacement or re-dosing was performed during the study period. Patients were monitored over 48 hours for postoperative pain relief and potential adverse effects such as nausea, dizziness, sedation, or local skin reactions.

Wat meet het onderzoek?

Primaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Change in Postoperative Pain Intensity from Baseline to 48 Hours Assessed by Visual Analog Scale (VAS)
Tijdsspanne: From immediately after endodontic treatment to 48 hours post-treatment
Postoperative pain intensity was assessed as the primary outcome using a Visual Analog Scale (VAS) ranging from 0 to 10, where 0 indicates no pain and 10 indicates the worst possible pain. Pain scores were recorded at predefined time intervals following endodontic treatment, including baseline (immediately after the procedure) and at 6, 12, 24, and 48 hours postoperatively. Data were collected via patient self-report, primarily through telephone follow-up. The primary endpoint for analysis was the pain intensity at 48 hours after treatment, comparing the effectiveness of the four analgesic interventions in reducing postoperative endodontic pain.
From immediately after endodontic treatment to 48 hours post-treatment

Medewerkers en onderzoekers

Hier vindt u mensen en organisaties die betrokken zijn bij dit onderzoek.

Onderzoekers

  • Hoofdonderzoeker: CHITRA KUMARI, MDS(pursuing), NIMS DENTAL COLLEGE AND HOSPITAL, NIMS UNIVERSITY, RAJASTHAN

Studie record data

Deze datums volgen de voortgang van het onderzoeksdossier en de samenvatting van de ingediende resultaten bij ClinicalTrials.gov. Studieverslagen en gerapporteerde resultaten worden beoordeeld door de National Library of Medicine (NLM) om er zeker van te zijn dat ze voldoen aan specifieke kwaliteitscontrolenormen voordat ze op de openbare website worden geplaatst.

Bestudeer belangrijke data

Studie start (Werkelijk)

18 april 2024

Primaire voltooiing (Werkelijk)

18 oktober 2025

Studie voltooiing (Werkelijk)

18 oktober 2025

Studieregistratiedata

Eerst ingediend

20 mei 2026

Eerst ingediend dat voldeed aan de QC-criteria

20 mei 2026

Eerst geplaatst (Werkelijk)

27 mei 2026

Updates van studierecords

Laatste update geplaatst (Werkelijk)

10 juni 2026

Laatste update ingediend die voldeed aan QC-criteria

8 juni 2026

Laatst geverifieerd

1 juni 2026

Meer informatie

Termen gerelateerd aan deze studie

Plan Individuele Deelnemersgegevens (IPD)

Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?

NEE

Beschrijving IPD-plan

Individual participant data (IPD) will not be shared as the study involves patient-level clinical data collected during routine endodontic treatment. To ensure participant confidentiality and privacy, data will remain under the control of the study investigators and will not be made publicly available. Only aggregated and anonymized results will be reported in publications and presentations.

Informatie over medicijnen en apparaten, studiedocumenten

Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel

Nee

Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct

Nee

Deze informatie is zonder wijzigingen rechtstreeks van de website clinicaltrials.gov gehaald. Als u verzoeken heeft om uw onderzoeksgegevens te wijzigen, te verwijderen of bij te werken, neem dan contact op met register@clinicaltrials.gov. Zodra er een wijziging wordt doorgevoerd op clinicaltrials.gov, wordt deze ook automatisch bijgewerkt op onze website .

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