# Cytokine Regulation of Periradicular Pain in Humans

> **NCT00223470** · — · COMPLETED · sponsor: **The University of Texas Health Science Center at San Antonio** · enrollment: 9 (actual)

## Conditions studied

- Chronic Apical Periodontitis of Pulpal Origin

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00223470
- **Lead sponsor:** The University of Texas Health Science Center at San Antonio
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2002-10
- **Primary completion:** 2008-06
- **Final completion:** 2008-06
- **Target enrollment:** 9 (ACTUAL)
- **Last updated:** 2012-03-09

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00223470

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00223470, "Cytokine Regulation of Periradicular Pain in Humans". Retrieved via AI Analytics 2026-06-10 from https://api.ai-analytics.org/clinical/NCT00223470. Licensed CC0.

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