---
title: Stellate Ganglion Block to Treat Long COVID 19 Case Series
nct_id: NCT05812209
overall_status: COMPLETED
sponsor: Metamorphosis LTD
study_type: OBSERVATIONAL
primary_condition: Long COVID
countries: United States
canonical_url: "https://parkinsonspathways.com/agent/trials/NCT05812209.md"
clinicaltrials_gov: "https://clinicaltrials.gov/study/NCT05812209"
ct_last_update_post_date: 2023-04-13
last_seen_at: "2026-05-12T07:24:19.285Z"
source: ClinicalTrials.gov (mirrored, no enrichment)
---
# Stellate Ganglion Block to Treat Long COVID 19 Case Series

**Official Title:** Stellate Ganglion Block to Treat Long COVID-19 Syndrome, A 41 Patient Retrospective Cohort Study

**NCT ID:** [NCT05812209](https://clinicaltrials.gov/study/NCT05812209)

## Key Facts

- **Status:** COMPLETED
- **Study Type:** OBSERVATIONAL
- **Target Enrollment:** 41
- **Lead Sponsor:** Metamorphosis LTD
- **Conditions:** Long COVID, Long Covid19, Post-COVID-19 Syndrome, Post Acute COVID-19 Syndrome, Dysautonomia, Anosmia, Dysgeusia, Brain Fog, Muscle Pain, Shortness of Breath, Dizziness, Fatigue Post Viral, Cough, Menstrual Cycle Abnormal, Pain
- **Start Date:** 2022-09-01
- **Completion Date:** 2022-12-31
- **CT.gov Last Update:** 2023-04-13

## Brief Summary

An assessment of the effectiveness of Stellate Ganglion Block in alleviating symptoms of Long COVID-19.

## Detailed Description

We evaluated the treatment results of 41 patients (18 male and 23 female) aged between 18 and 89, who received Stellate Ganglion Block (SGB) with Ultrasound guidance for Long COVID-19 Syndrome. The patients were from the United States and received treatment at our Colorado clinics during the period of September to December 2022.Those who responded to our post-procedure follow-up calls were included in the study population.

## Eligibility

- **Sex:** ALL
- **Healthy Volunteers:** No

```
Inclusion Criteria: People who scheduled themselves for a SGB in our clinics in Colorado.

\-

Exclusion Criteria:

Stellate Ganglion Block Contraindications

\-
```

## Arms

- **SGB Patients for Long COVID 19** — Patients who received ultrasound guided Stellate Ganglion block for symptoms of Long COVID in our Colorado clinics.

## Interventions

- **Stellate Ganglion Block** (PROCEDURE) — Ultrasound guided block of the Stellate Ganglion with local anesthetics.

## Primary Outcomes

- **Symptom Response** _(time frame: 3 months)_ — Evaluation of the symptoms response to the Stellate Ganglion Block

## Locations (1)

- Metamorphosis LTD, Cañon City, Colorado, United States

## Recent Field Changes (last 30 days)

- `status.overallStatus` — added _(2026-05-12)_
- `status.primaryCompletionDate` — added _(2026-05-12)_
- `status.completionDate` — added _(2026-05-12)_
- `status.lastUpdatePostDate` — added _(2026-05-12)_
- `design.enrollmentCount` — added _(2026-05-12)_
- `eligibility.criteria` — added _(2026-05-12)_
- `eligibility.sex` — added _(2026-05-12)_
- `outcomes.primary` — added _(2026-05-12)_
- `armsInterventions.arms` — added _(2026-05-12)_
- `armsInterventions.interventions` — added _(2026-05-12)_
- `sponsor.lead` — added _(2026-05-12)_
- `results.hasResults` — added _(2026-05-12)_
- `locations.metamorphosis ltd|cañon city|colorado|united states` — added _(2026-05-12)_

---

*Canonical: https://parkinsonspathways.com/agent/trials/NCT05812209.md*  
*Source data (authoritative): https://clinicaltrials.gov/study/NCT05812209*  
*This page is a raw mirror with no AI summary, no editorial enrichment, and no Parkinson's-specific filtering.*