# The Wearing-off Phenomenon of Ocrelizumab in Patients With Multiple Sclerosis

> **NCT04478591** · — · COMPLETED · sponsor: **Amsterdam UMC, location VUmc** · enrollment: 117 (actual)

## Conditions studied

- Multiple Sclerosis

## Interventions

- **OTHER:** Questionnaires

## Key facts

- **NCT ID:** NCT04478591
- **Lead sponsor:** Amsterdam UMC, location VUmc
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-05-12
- **Primary completion:** 2021-04-01
- **Final completion:** 2021-05-01
- **Target enrollment:** 117 (ACTUAL)
- **Last updated:** 2021-09-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04478591

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04478591, "The Wearing-off Phenomenon of Ocrelizumab in Patients With Multiple Sclerosis". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04478591. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*