# Intravenous Levodopa for the Diagnosis of Parkinson's Disease

> **NCT00001928** · — · COMPLETED · sponsor: **National Institute of Neurological Disorders and Stroke (NINDS)** · enrollment: 25 (—)

## Conditions studied

- Parkinson Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00001928
- **Lead sponsor:** National Institute of Neurological Disorders and Stroke (NINDS)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 1999-03
- **Primary completion:** —
- **Final completion:** 2000-07
- **Target enrollment:** 25 (—)
- **Last updated:** 2008-03-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00001928

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00001928, "Intravenous Levodopa for the Diagnosis of Parkinson's Disease". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT00001928. Licensed CC0.

---

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