# High-Dose Vitamin D Induction in Optic Neuritis

> **NCT03302585** · PHASE2 · TERMINATED · sponsor: **University of Calgary** · enrollment: 12 (actual)

## Conditions studied

- Optic Neuritis

## Interventions

- **DRUG:** Vitamin D3
- **DRUG:** Placebo/Standard of Care Vitamin D3

## Key facts

- **NCT ID:** NCT03302585
- **Lead sponsor:** University of Calgary
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2017-11-23
- **Primary completion:** 2024-05-09
- **Final completion:** 2024-05-09
- **Target enrollment:** 12 (ACTUAL)
- **Why stopped:** inability to meet recruitment goals
- **Last updated:** 2024-07-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03302585

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03302585, "High-Dose Vitamin D Induction in Optic Neuritis". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT03302585. Licensed CC0.

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