# Influence of Aging on Perioperative Methadone Dosing

> **NCT04526236** · PHASE4 · COMPLETED · sponsor: **Pontificia Universidad Catolica de Chile** · enrollment: 60 (actual)

## Conditions studied

- Pain, Postoperative
- Opioid Use
- Methadone Overdose of Undetermined Intent

## Interventions

- **DRUG:** Methadone Injectable Product

## Key facts

- **NCT ID:** NCT04526236
- **Lead sponsor:** Pontificia Universidad Catolica de Chile
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-09-03
- **Primary completion:** 2022-07-13
- **Final completion:** 2022-07-13
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2023-12-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04526236

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04526236, "Influence of Aging on Perioperative Methadone Dosing". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04526236. Licensed CC0.

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