# Exposure to Neurotoxins as Risk Factors for Amyotrophic Lateral Sclerosis

> **NCT00339976** · — · COMPLETED · sponsor: **National Institute of Environmental Health Sciences (NIEHS)**

## Conditions studied

- Amyotrophic Lateral Sclerosis
- ALS

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00339976
- **Lead sponsor:** National Institute of Environmental Health Sciences (NIEHS)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2002-08-06
- **Primary completion:** —
- **Final completion:** 2008-04-21
- **Target enrollment:** 0 (—)
- **Last updated:** 2017-07-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00339976

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00339976, "Exposure to Neurotoxins as Risk Factors for Amyotrophic Lateral Sclerosis". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT00339976. Licensed CC0.

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