# Immunoglobulin Deficiency a Treatable Cause of Fatigue in Patients With Multiple Sclerosis (MS)?

> **NCT05357781** · — · RECRUITING · sponsor: **Insel Gruppe AG, University Hospital Bern** · enrollment: 106 (estimated)

## Conditions studied

- Hypogammaglobulinemia
- Multiple Sclerosis
- Fatigue

## Interventions

- **DIAGNOSTIC_TEST:** Laboratory test

## Key facts

- **NCT ID:** NCT05357781
- **Lead sponsor:** Insel Gruppe AG, University Hospital Bern
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-07-01
- **Primary completion:** 2026-12-30
- **Final completion:** 2026-12-30
- **Target enrollment:** 106 (ESTIMATED)
- **Last updated:** 2026-05-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05357781

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05357781, "Immunoglobulin Deficiency a Treatable Cause of Fatigue in Patients With Multiple Sclerosis (MS)?". Retrieved via AI Analytics 2026-07-27 from https://api.ai-analytics.org/clinical/NCT05357781. Licensed CC0.

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