# The Effect of Sympathetic Dysfunction on Muscle Spindle in Fibromyalgia

> **NCT05704374** · NA · UNKNOWN · sponsor: **Istanbul Physical Medicine Rehabilitation Training and Research Hospital** · enrollment: 36 (estimated)

## Conditions studied

- Fibromyalgia

## Interventions

- **DIAGNOSTIC_TEST:** sympathetic stimulation maneuver (mental arithmetic test, cold pressure test)
- **DRUG:** Pregabalin 150mg

## Key facts

- **NCT ID:** NCT05704374
- **Lead sponsor:** Istanbul Physical Medicine Rehabilitation Training and Research Hospital
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2023-11-02
- **Primary completion:** 2023-12-01
- **Final completion:** 2023-12-01
- **Target enrollment:** 36 (ESTIMATED)
- **Last updated:** 2023-05-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05704374

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05704374, "The Effect of Sympathetic Dysfunction on Muscle Spindle in Fibromyalgia". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT05704374. Licensed CC0.

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