ClinicalTrials.gov record

Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

The Innate Central Nervous System Immune Response to an Experimental Immune Challenge in People With Fibromyalgia

ClinicalTrials.gov ID: NCT04263454

Public ClinicalTrials.gov record NCT04263454. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced Jul 23, 2026, 3:22 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Study identification

NCT ID: NCT04263454
Recruitment status: Completed
Study type: Interventional
Phase: Phase 2, Phase 3
Lead sponsor: University of Alabama at Birmingham; Other
Enrollment: 36 participants

Conditions and interventions

Conditions

Fibromyalgia

Interventions

Endotoxin, Escherichia Coli Drug
Magnetic Resonance Spectroscopy Procedure

Drug · Procedure

Eligibility (public fields only)

Age range: 18 Years to 55 Years
Sex: Female
Healthy volunteers: Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: Mar 10, 2020
Primary completion: Dec 21, 2021
Completion: Dec 21, 2021
Last update posted: Apr 13, 2023

2020 – 2021

United States locations

U.S. sites: 1
U.S. states: 1
U.S. cities: 1

Facility	City	State	ZIP	Site status
University of Alabama at Birmingham	Birmingham	Alabama	35294	—

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT04263454, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted Apr 13, 2023 · Synced Jul 23, 2026

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The complete protocol, eligibility criteria, and contact information for NCT04263454 live on ClinicalTrials.gov.

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