# A Placebo Controlled Trial Of L-Tryptophan In Post-Operative Delirium

> **NCT00865202** · PHASE3 · COMPLETED · sponsor: **University of Colorado, Denver** · enrollment: 301 (actual)

## Conditions studied

- Post-operative Delirium

## Interventions

- **DRUG:** L-tryptophan supplementation
- **DRUG:** placebo

## Key facts

- **NCT ID:** NCT00865202
- **Lead sponsor:** University of Colorado, Denver
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-12
- **Primary completion:** 2012-12
- **Final completion:** 2012-12
- **Target enrollment:** 301 (ACTUAL)
- **Last updated:** 2017-06-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00865202

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00865202, "A Placebo Controlled Trial Of L-Tryptophan In Post-Operative Delirium". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00865202. Licensed CC0.

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