# An Observational Study of Multiple Sclerosis (MS) Patients Starting or Restarting Baseline Treatment With Interferon Beta 1a After the Use of Escalation Treatment With Mitoxantrone

> **NCT01142518** · — · COMPLETED · sponsor: **Merck KGaA, Darmstadt, Germany** · enrollment: 86 (actual)

## Conditions studied

- Relapsing-Remitting Multiple Sclerosis

## Interventions

- **DRUG:** Interferon beta 1a

## Key facts

- **NCT ID:** NCT01142518
- **Lead sponsor:** Merck KGaA, Darmstadt, Germany
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2005-07
- **Primary completion:** 2009-03
- **Final completion:** 2009-03
- **Target enrollment:** 86 (ACTUAL)
- **Last updated:** 2014-03-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01142518

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01142518, "An Observational Study of Multiple Sclerosis (MS) Patients Starting or Restarting Baseline Treatment With Interferon Beta 1a After the Use of Escalation Treatment With Mitoxantrone". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT01142518. Licensed CC0.

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