# Comparing Local Anesthesia With and Without iPACK Block

> **NCT04635176** · PHASE4 · UNKNOWN · sponsor: **University of Calgary** · enrollment: 120 (estimated)

## Conditions studied

- Osteo Arthritis Knee
- Analgesia
- Pain, Postoperative

## Interventions

- **DRUG:** Real iPACK block (20 mL of 0.25% bupivacaine, 2.5mcg/mL epinephrine, and 50mcg/mL preservative-free dexamethasone)
- **DRUG:** Sham iPACK block with 20ml normal saline

## Key facts

- **NCT ID:** NCT04635176
- **Lead sponsor:** University of Calgary
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-10-30
- **Primary completion:** 2024-05-30
- **Final completion:** 2024-05-30
- **Target enrollment:** 120 (ESTIMATED)
- **Last updated:** 2023-05-10

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04635176

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04635176, "Comparing Local Anesthesia With and Without iPACK Block". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04635176. Licensed CC0.

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