# Effect of Phenytoin on the Ganglion Cell Layer in Patients With Optic Neuritis

> **NCT02939937** · PHASE2 · COMPLETED · sponsor: **Tehran University of Medical Sciences** · enrollment: 71 (actual)

## Conditions studied

- Optic Neuritis

## Interventions

- **DRUG:** Phenytoin
- **DRUG:** placebo

## Key facts

- **NCT ID:** NCT02939937
- **Lead sponsor:** Tehran University of Medical Sciences
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-03-09
- **Primary completion:** 2018-11-11
- **Final completion:** 2019-01-02
- **Target enrollment:** 71 (ACTUAL)
- **Last updated:** 2019-08-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02939937

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02939937, "Effect of Phenytoin on the Ganglion Cell Layer in Patients With Optic Neuritis". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT02939937. Licensed CC0.

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