# Trigger Point Injections Versus Lidocaine Patch for Myofascial Pain in the Emergency Department

> **NCT05151510** · PHASE4 · WITHDRAWN · sponsor: **University of California, Irvine**

## Conditions studied

- Myofascial Trigger Point Pain
- Myofacial Pain

## Interventions

- **PROCEDURE:** Trigger point injection with 1% lidocaine
- **DRUG:** Lidocaine patch 5%

## Key facts

- **NCT ID:** NCT05151510
- **Lead sponsor:** University of California, Irvine
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2021-11-01
- **Primary completion:** 2022-06-30
- **Final completion:** 2022-06-30
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Main researcher (Jonathan Lee) left the institution. Once he left, recruitment did not occur.
- **Last updated:** 2026-02-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05151510

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05151510, "Trigger Point Injections Versus Lidocaine Patch for Myofascial Pain in the Emergency Department". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT05151510. Licensed CC0.

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