# Opioid-Sparing Protocol Comparing With Opioid-based Protocol After Bilateral Total Knee Arthroplasty

> **NCT04314505** · PHASE4 · UNKNOWN · sponsor: **Taipei Veterans General Hospital, Taiwan** · enrollment: 56 (estimated)

## Conditions studied

- Knee Replacement
- Postoperative Pain
- Opioid Use

## Interventions

- **DRUG:** Opioid-Sparing Protocol
- **DRUG:** Opioid-Based Patient Controlled Analgesia

## Key facts

- **NCT ID:** NCT04314505
- **Lead sponsor:** Taipei Veterans General Hospital, Taiwan
- **Sponsor class:** OTHER_GOV
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-03-20
- **Primary completion:** 2020-06-20
- **Final completion:** 2020-08-20
- **Target enrollment:** 56 (ESTIMATED)
- **Last updated:** 2020-07-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04314505

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04314505, "Opioid-Sparing Protocol Comparing With Opioid-based Protocol After Bilateral Total Knee Arthroplasty". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04314505. Licensed CC0.

---

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