# Onabotulinumtoxin Type A Reconstitution With Preserved Versus Preservative-free Saline in Chronic Migraine.

> **NCT03698409** · PHASE4 · COMPLETED · sponsor: **State University of New York - Upstate Medical University** · enrollment: 68 (actual)

## Conditions studied

- Chronic Migraine, Headache

## Interventions

- **DRUG:** Preserved saline in reconstitution of Botox

## Key facts

- **NCT ID:** NCT03698409
- **Lead sponsor:** State University of New York - Upstate Medical University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-01-01
- **Primary completion:** 2019-08-01
- **Final completion:** 2019-08-01
- **Target enrollment:** 68 (ACTUAL)
- **Last updated:** 2022-06-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03698409

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03698409, "Onabotulinumtoxin Type A Reconstitution With Preserved Versus Preservative-free Saline in Chronic Migraine.". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT03698409. Licensed CC0.

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